以前学校每天用水16吨，自从用了节水的水龙头后，每天用水是14吨，现在每天的用水量比原来节约了多少．

In the past, the school used 16 tons of water per day. Since the use of water-saving faucets, the water consumption per day is 14 tons.

<gadget id="calculator">16 - 14</gadget>
<output>2</output>
<gadget id="calculator">2 / 16</gadget>
<output>1/8 = around 0.125</output>
<result>1/8 = around 0.125</result>


Supplementary formula: (5/3)/(10/9)*()=(1/4). How many

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">(1/4) / (3/2)</gadget>
<output>1/6 = around 0.166667</output>
<result>1/6 = around 0.166667</result>


甲、乙两地相距660千米，AB两地汽车同时从甲乙两地相对开出，经过6小时相遇，A车每小时50千米，相遇后两车继续行驶了2小时，这是B车一共走了多少千米？

The distance between A and B is 660 kilometers. Cars A and B drive from A and B at the same time. After 6 hours, they meet. Car A travels 50 kilometers per hour. After the meeting, the two cars continue to drive for 2 hours. This is car B. How many kilometers did you walk in total?

<gadget id="calculator">660 / 6</gadget>
<output>110</output>
<gadget id="calculator">110 - 50</gadget>
<output>60</output>
<gadget id="calculator">6 + 2</gadget>
<output>8</output>
<gadget id="calculator">60 * 8</gadget>
<output>480</output>
<result>480</result>


一个数学测验只有两道题，结果全班有10人全对，第一题有25人做对，第二题有18人做错，那么两道都做错的有多少人．

There are only two questions in a math test. As a result, 10 people in the class are all correct, 25 people get the first question right, and 18 people get the second question wrong, so how many people get both questions wrong?

<gadget id="calculator">25 - 10</gadget>
<output>15</output>
<gadget id="calculator">18 - 15</gadget>
<output>3</output>
<result>3</result>


<gadget id="calculator">6 ** 2</gadget>
<output>36</output>
<result>36</result>


爸爸把500元存入银行，定期三年，年利率是4%，到期可获得的利息是多少元．

Dad deposits 500 yuan in the bank for three years, with an annual interest rate of 4%. How much interest can he get when he matures?

<gadget id="calculator">4 / 100</gadget>
<output>1/25 = around 0.04</output>
<gadget id="calculator">500 * (1/25) * 3</gadget>
<output>60</output>
<result>60</result>


一个正方体的表面积是24cm**2，5个这样的正方体拼成一个长方体，拼成的长方体表面积是多少平方厘米？

The surface area of a cube is 24cm**2. If 5 such cubes are put together to form a cuboid, what is the surface area of the cuboid in square centimeters?

<gadget id="calculator">24 * 5</gadget>
<output>120</output>
<gadget id="calculator">24 / 6</gadget>
<output>4</output>
<gadget id="calculator">4 * 8</gadget>
<output>32</output>
<gadget id="calculator">120 - 32</gadget>
<output>88</output>
<result>88</result>


学校新买来图书1320本，分给四年级485本，分给三年级515本，其余的分给二年级．分给二年级多少本？

The school newly bought 1,320 books, distributed 485 books to the fourth grade, distributed 515 books to the third grade, and distributed the rest to the second grade. How many copies are given to the second grade?

<gadget id="calculator">485 + 515</gadget>
<output>1_000</output>
<gadget id="calculator">1_320 - 1_000</gadget>
<output>320</output>
<result>320</result>


周长为8分米的正方形，面积是多少平方分米

What is the area of a square with a perimeter of 8 decimeters

<gadget id="calculator">8 / 4</gadget>
<output>2</output>
<gadget id="calculator">2 * 2</gadget>
<output>4</output>
<result>4</result>


<gadget id="calculator">400 * 6</gadget>
<output>2_400</output>
<result>2_400</result>


小丽借了一本190页的故事书，前2天看了40页．她要在一周内看完这本书，剩下的平均每天要看多少页？

Xiaoli borrowed a 190-page story book and read 40 pages two days ago. She will finish the book within a week, how many pages will she read on average per day?

<gadget id="calculator">190 - 40</gadget>
<output>150</output>
<gadget id="calculator">7 - 2</gadget>
<output>5</output>
<gadget id="calculator">150 / 5</gadget>
<output>30</output>
<result>30</result>


世界上最大的鸟是鸵鸟，体重可达90千克，最小的是蜂鸟，体重只有0.0016千克．鸵鸟的体重是蜂鸟的多少倍？

The largest bird in the world is the ostrich, weighing up to 90 kilograms, and the smallest is the hummingbird, weighing only 0.0016 kilograms. How many times heavier is an ostrich than a hummingbird?

<gadget id="calculator">90 / 0.0016</gadget>
<output>56_250</output>
<result>56_250</result>


一个长方体的棱长总和是144cm，长、宽、高的比是5：3：4，求这个长方体的体积．

The sum of the edge lengths of a cuboid is 144cm, and the ratio of length, width and height is 5:3:4. Find the volume of this cuboid.


星期天，小明和妈妈乘出租车去姥姥家，出租车收费是3千米以内8元，超过3千米每千米1.5元，到姥姥家是9千米，则下车时应付费多少元？

On Sunday, Xiao Ming and his mother take a taxi to grandma’s house. The taxi fare is 8 yuan within 3 kilometers, 1.5 yuan per kilometer beyond 3 kilometers, and 9 kilometers to grandma’s house. How much should I pay when I get off the bus?

<gadget id="calculator">9 - 3</gadget>
<output>6</output>
<gadget id="calculator">1.5 * 6</gadget>
<output>9</output>
<gadget id="calculator">9 + 8</gadget>
<output>17</output>
<result>17</result>


小东计划把自己积蓄的8000元钱存入银行，存期3年，准备到期后把利息捐献给贫困地区的"特困生"，如果年利率按4.75%计算，到期后他可以捐出利息多少元？

Xiaodong plans to deposit 8,000 yuan of his own savings in the bank for a period of 3 years, and plans to donate the interest to the "extremely poor students" in poor areas after the maturity date. If the annual interest rate is calculated at 4.75%, he can donate How much is the interest?

<gadget id="calculator">4.75 / 100</gadget>
<output>0.0475</output>
<gadget id="calculator">8_000 * 0.0475 * 3</gadget>
<output>1_140</output>
<result>1_140</result>


<gadget id="calculator">4_800 / 400</gadget>
<output>12</output>
<result>12</result>


2012年二月25日到三月12日，王师傅平均每天加工零件25个，这些天一共加工零件多少个？

From February 25th to March 12th, 2012, Master Wang processed an average of 25 parts per day. How many parts were processed in total these days?

<gadget id="calculator">29 - 25</gadget>
<output>4</output>
<gadget id="calculator">4 + 1 + 12</gadget>
<output>17</output>
<gadget id="calculator">17 * 25</gadget>
<output>425</output>
<result>425</result>


<gadget id="calculator">8.6 + 9.7</gadget>
<output>18.3</output>
<gadget id="calculator">18.3 * 0.92</gadget>
<output>16.836</output>
<gadget id="calculator">20.026 - 16.836</gadget>
<output>3.19</output>
<gadget id="calculator">3.19 / 30.19</gadget>
<output>0.105664</output>
<result>0.105664</result>


把两个边长是4的正方形拼成一个长方形，长方形的面积是多少平方厘米．

If two squares with side length 4 are put together to form a rectangle, what is the area of the rectangle in square centimetres?

<gadget id="calculator">4 * 4 * 2</gadget>
<output>32</output>
<result>32</result>


一个直角三角形的周长是84厘米，三条边的长度比是3：4：5，这个直角三角形的面积是多少平方厘米？

The perimeter of a right triangle is 84 cm, and the length ratio of the three sides is 3:4:5. What is the area of this right triangle in square centimeters?

<gadget id="calculator">3 + 4 + 5</gadget>
<output>12</output>
<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">84 * (1/4)</gadget>
<output>21</output>
<gadget id="calculator">4 / 12</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">84 * (1/3)</gadget>
<output>28</output>
<gadget id="calculator">28 / 2</gadget>
<output>14</output>
<gadget id="calculator">21 * 14</gadget>
<output>294</output>
<result>294</result>


大圆半径与小圆半径比是2：1，小圆面积是大圆面积的多少

The ratio of the radius of the large circle to the radius of the small circle is 2:1, and the area of the small circle is the area of the large circle

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


有一个三位数，在它的某位数字后面添上一个小数点，得到一个小数，再用这个三位数减去所得小数，结果是327.69，这个三位数是多少．

There is a three-digit number, add a decimal point after one of its digits to get a decimal, then subtract the resulting decimal from the three-digit number, the result is 327.69, what is the three-digit number.

<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>
<gadget id="calculator">1 - (1/100)</gadget>
<output>99/100 = around 0.99</output>
<gadget id="calculator">327.69 / (99/100)</gadget>
<output>331</output>
<result>331</result>


李阿姨买了15.70元的瘦肉，又买了18.30元的排骨，她付出50元，应找回多少元？

Aunt Li bought lean meat for 15.70 yuan and pork ribs for 18.30 yuan. She paid 50 yuan, how much should she get back?

<gadget id="calculator">50 - 15.7 - 18.3</gadget>
<output>16</output>
<result>16</result>


有三个小朋友小聪、小明和小康做红花，已知小康与小明做的朵数的比为5：6，小聪和小康做的朵数之比为2：3，如果小聪比小明少做24朵红花，求小聪做了多少朵红花？

There are three children, Xiao Cong, Xiao Ming and Xiao Kang, who make red flowers. It is known that the ratio of the number of flowers made by Xiao Kang to Xiao Ming is 5:6, and the ratio of the number of flowers made by Xiao Cong to Xiao Kang is 2:3. If Xiao Cong is less than Xiao Ming To make 24 safflowers, how many safflowers did Xiao Cong make?

<gadget id="calculator">18 - 10</gadget>
<output>8</output>
<gadget id="calculator">24 / 8</gadget>
<output>3</output>
<gadget id="calculator">3 * 10</gadget>
<output>30</output>
<result>30</result>


一项工程，先由甲、乙合作3天完成全部工程的(7/10)，再由甲单独完成剩下的，甲一共做了10.5天．这项工程如果由甲单独完成需要多少天．

For a project, A and B cooperate to complete the entire project (7/10) in 3 days, and then A alone completes the rest. A has done a total of 10.5 days. How many days will it take if A alone completes this project?

<gadget id="calculator">7 / 10</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">1 - (7/10)</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">10.5 - 3</gadget>
<output>7.5</output>
<gadget id="calculator">(3/10) / 7.5</gadget>
<output>0.04</output>
<gadget id="calculator">1 / 0.04</gadget>
<output>25</output>
<result>25</result>


six-digit \overline{abcdef}, if it satisfies 4*\overline{abcdef}=\overline{fabcde}, then \overline{abcdef} is called "spring number" (such as 4*102564=410256, then 102564 is " Spring Festival Number"). Please find the sum of all "spring numbers".

<gadget id="calculator">4 + 5 + 6 + 7 + 8 + 9</gadget>
<output>39</output>
<gadget id="calculator">25_641 * 39</gadget>
<output>999_999</output>
<result>999_999</result>


如果每人每月节约0.2立方米的水，你们班今年能节约多少立方米的水？

If each person saves 0.2 cubic meters of water per month, how many cubic meters of water can your class save this year?

<gadget id="calculator">0.2 * 50 * 12</gadget>
<output>120</output>
<result>120</result>


甲、乙两城相距150千米，在一幅地图上量得甲、乙两城之间的距离是5厘米，同时在这幅图上量得乙、丙两城之间的距离是7厘米，乙、丙两城的实际距离是多少千米？

The distance between A and B is 150 kilometers. On a map, the distance between A and B is 5 cm. At the same time, the distance between B and C is 7 cm. , What is the actual distance in kilometers between cities B and C?

<gadget id="calculator">150 / 5</gadget>
<output>30</output>
<gadget id="calculator">30 * 7</gadget>
<output>210</output>
<result>210</result>


果园里有桃树60棵，梨树棵数比桃树多20%，梨做有多少棵？

There are 60 peach trees in the orchard, and the number of pear trees is 20% more than that of peach trees. How many pear trees are there?

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">60 * (6/5)</gadget>
<output>72</output>
<result>72</result>


一本科技书2元3角，比一本故事书便宜8角5分，一本故事书多少元？(用小数计算)

A technology book costs 2 yuan and 30 cents, which is 80 cents and 5 cents cheaper than a story book. How much is a story book? (calculated with decimals)

<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">2 + (3/10)</gadget>
<output>23/10 = around 2.3</output>
<gadget id="calculator">(23/10) + 0.85</gadget>
<output>3.15</output>
<result>3.15</result>


一个数先扩大100倍，再缩小到原来的(1/1000)倍，结果是52.8，这个数原来是多少．

number is first expanded by 100 times, and then reduced to the original (1/1000) times, the result is 52.8, what is the original number.

<gadget id="calculator">1_000 / 100</gadget>
<output>10</output>
<gadget id="calculator">52.8 * 10</gadget>
<output>528</output>
<result>528</result>


一个长方体铁皮长50厘米，宽30厘米．如果从四个角剪去边长5厘米的正方形，再折成一个无盖的盒子，这个无盖盒子的容积是多少？

A cuboid is 50 cm long and 30 cm wide. If a square with a side length of 5 cm is cut from the four corners and folded into a box without a lid, what is the volume of the box without a lid?

<gadget id="calculator">5 * 2</gadget>
<output>10</output>
<gadget id="calculator">50 - 10</gadget>
<output>40</output>
<gadget id="calculator">30 - 10</gadget>
<output>20</output>
<gadget id="calculator">40 * 20 * 5</gadget>
<output>4_000</output>
<result>4_000</result>


把439个数学本、196个语文本和239个英语本平均分给某班同学，三种抄本都有剩余，若剩余的数学本是语文本的2倍，剩下的语文本是英语本的两倍，求这个班一共有多少人？

Divide 439 math books, 196 Chinese texts and 239 English texts among the students in a certain class. All three copies are left over. If the remaining math books are twice as many as the Chinese texts, the rest of the Chinese texts are English texts. Double, how many people are there in this class?

<gadget id="calculator">196 * 2</gadget>
<output>392</output>
<gadget id="calculator">439 - 392</gadget>
<output>47</output>
<result>47</result>


王叔叔家养鸡120只，养的鸡比鸭多(3/5)，养鸭多少只？

Uncle Wang’s family raises 120 chickens, more chickens than ducks (3/5), how many ducks?

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>
<gadget id="calculator">120 / (8/5)</gadget>
<output>75</output>
<result>75</result>


有科技书的有28人，有故事书的有26人，两种都有的有10人，两种都没有的有2人，这个班共有学生多少人．

There are 28 students who have science books, 26 students who have story books, 10 students who have both, and 2 students who have neither. How many students are there in this class?

<gadget id="calculator">26 - 10</gadget>
<output>16</output>
<gadget id="calculator">28 + 16 + 2</gadget>
<output>46</output>
<result>46</result>


甲、乙、丙三人共存款2812元，甲存的钱是乙的1.6倍，丙存的钱比乙多(1/10)，丙存款多少钱？

A, B, and C deposit a total of 2,812 yuan. A’s deposit is 1.6 times that of B’s, and C’s deposit is more than B’s (1/10). How much is C’s deposit?

<gadget id="calculator">2_812 / 3.7</gadget>
<output>760</output>
<gadget id="calculator">760 * 1.1</gadget>
<output>836</output>
<result>836</result>


学校合唱队有42人，比体训队的人数多20%．体训队有多少人？

The school chorus team has 42 members, which is 20% more than that of the physical training team. How many people are there in the training team?

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">42 / (6/5)</gadget>
<output>35</output>
<result>35</result>


六1班有41名学生，老师要给每个同学发一支铅笔，商店里的铅笔都是5支一包或3支一包的，不能打开零售，5支一包的每包20元，3支一包的每包14元．如果你去帮老师买，怎样买最省钱？共用多少钱．

There are 41 students in Class 1. The teacher has to give each student a pencil. The pencils in the store come in packs of 5 or 3. They cannot be opened for retail sale. A pack of 5 is 20 yuan. 3 a pack of 14 yuan per pack. If you go to help the teacher to buy, how to buy the most economical? How much do you share?

<gadget id="calculator">20 * 7</gadget>
<output>140</output>
<gadget id="calculator">14 * 2</gadget>
<output>28</output>
<gadget id="calculator">140 + 28</gadget>
<output>168</output>
<result>168</result>


一个蛋糕平均分成9块，爷爷吃了3块，奶奶吃了2块，剩下的小明吃．小明吃了这个蛋糕的几分之几？

A cake is divided into 9 pieces on average, grandpa eats 3 pieces, grandma eats 2 pieces, and Xiao Ming eats the rest. How much of this cake did Xiao Ming eat?

<gadget id="calculator">9 - 3 - 2</gadget>
<output>4</output>
<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>
<result>4/9 = around 0.444444</result>


一个正方体，它的棱长为3cm，在它的六个面的正中位置各挖去一个棱长为1cm的正方体，那么这时物体的表面积是多少？

A cube with a side length of 3 cm, and a cube with a side length of 1 cm is dug out from the center of each of its six faces. What is the surface area of the object at this time?

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">9 * 6</gadget>
<output>54</output>
<gadget id="calculator">1 * 1 * 4 * 6</gadget>
<output>24</output>
<gadget id="calculator">54 + 24</gadget>
<output>78</output>
<result>78</result>


把25克糖完全溶解在100克水中，糖水的含糖率是多少

Dissolve 25 grams of sugar in 100 grams of water, what is the sugar content of the sugar water

<gadget id="calculator">100 + 25</gadget>
<output>125</output>
<gadget id="calculator">25 / 125</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(1/5) * 1</gadget>
<output>1/5 = around 0.2</output>
<result>1/5 = around 0.2</result>


一个长方体刚好能切成三个小正方体，其表面积增加了24平方厘米．原来长方体的表面积是多少．

A cuboid can just be cut into three smaller cubes, increasing its surface area by 24 square centimeters. What is the surface area of the original cuboid.

<gadget id="calculator">24 / 4</gadget>
<output>6</output>
<gadget id="calculator">6 * 6 * 3</gadget>
<output>108</output>
<gadget id="calculator">108 - 24</gadget>
<output>84</output>
<result>84</result>


张大爷租了6辆车，运进水果140箱，每辆大货车运25箱水果，每辆小车运20箱水果，那么他租了多少辆小车．

Uncle Zhang rented 6 cars and transported 140 boxes of fruit, each large truck transported 25 boxes of fruit, and each small car transported 20 boxes of fruit, so how many small cars did he rent?

<gadget id="calculator">6 * 20</gadget>
<output>120</output>
<gadget id="calculator">140 - 120</gadget>
<output>20</output>
<gadget id="calculator">25 - 20</gadget>
<output>5</output>
<gadget id="calculator">20 / 5</gadget>
<output>4</output>
<gadget id="calculator">6 - 4</gadget>
<output>2</output>
<result>2</result>


(7/15)的分子乘以2，要使分数的大小不变，分母应该加上多少．

The numerator of (7/15) is multiplied by 2, how much should be added to the denominator to keep the size of the fraction constant.

<gadget id="calculator">15 * 2</gadget>
<output>30</output>
<gadget id="calculator">30 - 15</gadget>
<output>15</output>
<result>15</result>


马小虎同学在统计一个小组的一次考试的平均成绩时，将李明同学的得分96误写作69，算出的平均分是87分，发现后将平均分更正为90分，则这个小组有多少位同学．

When Ma Xiaohu calculated the average score of a test in a group, he mistakenly wrote Li Ming's score of 96 as 69, and the calculated average score was 87. After finding out, he corrected the average score to 90. How many people are there in this group? classmate.

<gadget id="calculator">96 - 69</gadget>
<output>27</output>
<gadget id="calculator">90 - 87</gadget>
<output>3</output>
<gadget id="calculator">27 / 3</gadget>
<output>9</output>
<result>9</result>


小红的成绩单不小心撕破了，他语文、数学、英语这三科的平均分是85分，其中数学80分、英语83分，她的语文是多少分？

Xiaohong's report card was accidentally torn. His average score in Chinese, Mathematics, and English was 85, of which 80 in Mathematics and 83 in English. What is her Chinese score?

<gadget id="calculator">85 * 3</gadget>
<output>255</output>
<gadget id="calculator">255 - 80 - 83</gadget>
<output>92</output>
<result>92</result>


公园里有一条160米长的小路，要在这条小路上从头到尾种树，一共种树21棵，那么每隔多少米就种一棵树？

There is a 160-meter-long path in the park. If you want to plant trees from the beginning to the end of the path, a total of 21 trees will be planted. How many meters should you plant a tree?

<gadget id="calculator">21 - 1</gadget>
<output>20</output>
<gadget id="calculator">160 / 20</gadget>
<output>8</output>
<result>8</result>


一个长方形的周长是18分米，它的长是7分米，宽是多少分米

The perimeter of a rectangle is 18 decimeters, its length is 7 decimeters, what is its width in decimeters

<gadget id="calculator">18 / 2</gadget>
<output>9</output>
<gadget id="calculator">9 - 7</gadget>
<output>2</output>
<result>2</result>


一根铁丝刚好可以折成一个边长是24厘米的正方形，如果改折成一个长是34厘米的长方形，这个长方形的宽应该是多少厘米？

A wire can be folded into a square with a side length of 24 cm. If it is folded into a rectangle with a length of 34 cm, what is the width of the rectangle in cm?

<gadget id="calculator">4 / 2</gadget>
<output>2</output>
<gadget id="calculator">24 * 2</gadget>
<output>48</output>
<gadget id="calculator">48 - 34</gadget>
<output>14</output>
<result>14</result>


一个篮球场长26米，宽14米．小红沿着它的周围跑了8圈．她一共跑了多少米？

A basketball court is 26 meters long and 14 meters wide. Xiaohong ran 8 laps around it. How many meters did she run in total?

<gadget id="calculator">26 + 14</gadget>
<output>40</output>
<gadget id="calculator">40 * 2 * 8</gadget>
<output>640</output>
<result>640</result>


自行车轮胎的直径是0.72米．如果车轮每分钟转120周，这辆自行车每小时可以行多少米？

The diameter of a bicycle tire is 0.72 meters. How many miles per hour can the bicycle travel if the wheels make 120 revolutions per minute?

<gadget id="calculator">3.14 * 0.72</gadget>
<output>2.2608</output>
<gadget id="calculator">2.2608 * 120</gadget>
<output>271.296</output>
<gadget id="calculator">271.296 * 60</gadget>
<output>16_277.76</output>
<result>16_277.76</result>


一根电线长300m，用去(2/5)，还剩多少m．

A wire is 300m long, if (2/5) is used up, how much m is left?

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">300 * (3/5)</gadget>
<output>180</output>
<result>180</result>


学校运来一批图书，其中漫画书占图书总数的(1/5)，科技书占图书总数的(2/5)，剩下都是故事书，那么故事书占图书总数的几分之几？

The school shipped a batch of books, among which comic books accounted for (1/5) of the total number of books, technology books accounted for (2/5) of the total number of books, and the rest were story books, so what percentage of the total number of books are story books ?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 - (1/5) - (2/5)</gadget>
<output>2/5 = around 0.4</output>
<result>2/5 = around 0.4</result>


18 (3/4) minus the sum of 3.5 and 0.48, what is the difference?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(3/4) * 18</gadget>
<output>27/2 = around 13.5</output>
<gadget id="calculator">3.5 + 0.48</gadget>
<output>3.98</output>
<gadget id="calculator">(27/2) - 3.98</gadget>
<output>9.52</output>
<result>9.52</result>


一个等腰直角三角形的面积是32平方厘米，它的直角边长是多少厘米．

The area of an isosceles right triangle is 32 square centimeters, what is the length of its right angled side in centimeters?


一根钢管的横截面是环形，内圆直径是8分米，外圆直径是10分米，钢管的横截面的面积是多少平方分米？

The cross-section of a steel pipe is circular, the diameter of the inner circle is 8 decimeters, and the diameter of the outer circle is 10 decimeters. What is the area of the cross-section of the steel pipe in square decimeters?

<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<gadget id="calculator">4 ** 2</gadget>
<output>16</output>
<gadget id="calculator">25 - 16</gadget>
<output>9</output>
<gadget id="calculator">3.14 * 9</gadget>
<output>28.26</output>
<result>28.26</result>


李老师读一本教育专著，每天读108页，5天读完；如果每天读90页，要几天读完？

Teacher Li reads 108 pages of a monograph on education every day and finishes it in 5 days; if he reads 90 pages a day, how many days will it take to finish it?

<gadget id="calculator">5 / 90</gadget>
<output>1/18 = around 0.055556</output>
<gadget id="calculator">108 * (1/18)</gadget>
<output>6</output>
<result>6</result>


定义两种运算"⊕"、"⊗"，对于任意两个整数a，b，a⊕b=a+b-1，a⊗b=a*b-1．计算4⊗((6⊕8)⊕(3⊕5))的值．

Define two operations "⊕" and "⊗", for any two integers a, b, a⊕b=a+b-1, a⊗b=a*b-1. Calculate the value of 4⊗((6⊕8)⊕(3⊕5)).

<gadget id="calculator">13 - 1</gadget>
<output>12</output>
<gadget id="calculator">13 + 12</gadget>
<output>25</output>
<gadget id="calculator">4 * 25</gadget>
<output>100</output>
<gadget id="calculator">100 - 2</gadget>
<output>98</output>
<result>98</result>


在一个盒子中有8个红球、7个绿球和一些黑球．每次从里面拿出一个球，结果拿出绿球的可能性小于(1/3)，那么至少有多少个黑球．

In a box there are 8 red balls, 7 green balls and some black balls. Every time a ball is taken out, the probability of taking out a green ball is less than (1/3), then at least how many black balls are there.

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">7 / (1/3)</gadget>
<output>21</output>
<gadget id="calculator">21 - 8 - 7</gadget>
<output>6</output>
<gadget id="calculator">6 + 1</gadget>
<output>7</output>
<result>7</result>


一桶油第一次用去了(1/3)，第二次比第一次多用去10千克，桶中还剩(1/4)，这桶油一共多少千克？

A barrel of oil is used up (1/3) for the first time, and 10 kilograms more than the first time is used the second time, and there is still (1/4) in the barrel. How many kilograms of this barrel of oil are there in total?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 - (1/3) - (1/4)</gadget>
<output>5/12 = around 0.416667</output>
<gadget id="calculator">(5/12) - (1/3)</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">10 / (1/12)</gadget>
<output>120</output>
<result>120</result>


家聪，小明，佳莉三人出同样多的钱买了同一种铅笔若干枝，家聪和小明都比佳莉多拿6枝，他们每人给佳莉28元，那么铅笔每枝的价钱是多少元．

Jia Cong, Xiao Ming, and Jia Li paid the same amount of money to buy several pencils of the same kind. Both Jia Cong and Xiao Ming bought 6 more pencils than Jia Li. They each gave Jia Li 28 yuan, so the price of each pencil is How much is it.

<gadget id="calculator">28 * 2</gadget>
<output>56</output>
<gadget id="calculator">6 + 6</gadget>
<output>12</output>
<gadget id="calculator">12 / 3</gadget>
<output>4</output>
<gadget id="calculator">56 / 4</gadget>
<output>14</output>
<result>14</result>


一份稿件，甲、乙两个打字员合打，12小时可以完成．甲打字员单独打要20小时完成，乙打字员单独打要几小时完成？

For a manuscript, two typists A and B can type it together, and it can be completed in 12 hours. Typist A takes 20 hours to complete typing alone, how many hours does typist B need to complete typing alone?

<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">(1/12) - (1/20)</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">1 / (1/30)</gadget>
<output>30</output>
<result>30</result>


<gadget id="calculator">21 / 13</gadget>
<output>21/13 = around 1.615385</output>
<gadget id="calculator">13 / 42</gadget>
<output>13/42 = around 0.309524</output>
<gadget id="calculator">(21/13) * (13/42)</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(1/2) + (2/3)</gadget>
<output>7/6 = around 1.166667</output>
<gadget id="calculator">5 / 3</gadget>
<output>5/3 = around 1.666667</output>
<gadget id="calculator">11 - (5/3)</gadget>
<output>28/3 = around 9.333333</output>
<gadget id="calculator">(7/6) / (28/3)</gadget>
<output>1/8 = around 0.125</output>
<result>1/8 = around 0.125</result>


修一条路4天修全长的(2/5)，照这样计算修全长的(1/4)用多少．

It takes 4 days to build a road to repair the full length (2/5), so calculate how much it will cost to repair the full length (1/4).

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(2/5) / 4</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">(1/4) / (1/10)</gadget>
<output>5/2 = around 2.5</output>
<result>5/2 = around 2.5</result>


新村到小莫古共有5000米，要在路的两旁栽树，每隔5米栽一棵，一共要栽多少棵树．(两端都不栽)

The total distance from Xincun to Xiaomogu is 5,000 meters. Trees should be planted on both sides of the road, one tree every 5 meters. How many trees should be planted in total? (both ends are not planted)

<gadget id="calculator">5_000 / 5</gadget>
<output>1_000</output>
<gadget id="calculator">1_000 - 1</gadget>
<output>999</output>
<gadget id="calculator">999 * 2</gadget>
<output>1_998</output>
<result>1_998</result>


A．B两辆车同时从甲、乙两地相向而行，A车每小时行65千米，B车每小时行73千米，3.5小时候后相遇，甲乙两地相距多少千米？

A． Two cars B are traveling towards each other from places A and B at the same time. Car A travels 65 kilometers per hour, and car B travels 73 kilometers per hour. They meet after 3.5 hours. How many kilometers are the distance between places A and B?


今年，爸爸的年龄是小明的6倍，再过4年，爸爸的年龄就是小明的4倍．今年爸爸的年龄是多少岁？

This year, Dad's age is 6 times that of Xiao Ming, and in another 4 years, Dad's age will be 4 times that of Xiao Ming. How old is dad this year?

<gadget id="calculator">4 * 4</gadget>
<output>16</output>
<gadget id="calculator">16 - 4</gadget>
<output>12</output>
<gadget id="calculator">6 - 4</gadget>
<output>2</output>
<gadget id="calculator">12 / 2</gadget>
<output>6</output>
<gadget id="calculator">6 * 6</gadget>
<output>36</output>
<result>36</result>


把一根长80cm的圆柱形钢材截掉10cm，表面积减少了62.8cm**2，原来这根钢材的体积是多少．

If 10cm is cut off from a cylindrical steel with a length of 80cm, the surface area is reduced by 62.8cm**2. What is the original volume of the steel?

<gadget id="calculator">62.8 / 10 / 3.14 / 2</gadget>
<output>1</output>
<gadget id="calculator">1 ** 2</gadget>
<output>1</output>
<gadget id="calculator">3.14 * 1 * 80</gadget>
<output>251.2</output>
<result>251.2</result>


淘气过生日，笑笑送来一块大蛋糕．笑笑吃了(1/8)，淘气和机灵狗各吃了(1/6)，他们共吃了这块蛋糕的几分之几？这块蛋糕是剩下的多还是吃掉的多？

For naughty birthday, Xiaoxiao sent a big cake. Xiaoxiao ate (1/8), naughty and smart dog each ate (1/6), how much of the cake did they eat? Is this cake left over or eaten?

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">(1/8) + (1/6) + (1/6)</gadget>
<output>11/24 = around 0.458333</output>
<result>11/24 = around 0.458333</result>


粮店运来大米250吨，卖出一些后，还剩下90吨．一共卖出多少吨？

The grain store shipped 250 tons of rice, and after selling some, there were 90 tons left. How many tons were sold in total?

<gadget id="calculator">250 - 90</gadget>
<output>160</output>
<result>160</result>


体育老师要给运动员买运动服，买20套还剩200元，买24套还剩40元．每套运动服多少元？

The physical education teacher wants to buy sportswear for the athletes. If you buy 20 sets, there is 200 yuan left, and if you buy 24 sets, there is 40 yuan left. How much is each set of sportswear?

<gadget id="calculator">200 - 40</gadget>
<output>160</output>
<gadget id="calculator">24 - 20</gadget>
<output>4</output>
<gadget id="calculator">160 / 4</gadget>
<output>40</output>
<result>40</result>


某工厂要生产一批零件，前三天已完成了这批零件的(1/8)，照这样的生产速度，剩下的零件需要多少天完成？

A factory wants to produce a batch of parts, and (1/8) of this batch of parts has been completed in the first three days. According to this production speed, how many days will it take to complete the remaining parts?

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">1 - (1/8)</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">(1/8) / 3</gadget>
<output>1/24 = around 0.041667</output>
<gadget id="calculator">(7/8) / (1/24)</gadget>
<output>21</output>
<result>21</result>


把5克盐溶解在95克水中，盐水的含盐率是多少．

If 5 grams of salt is dissolved in 95 grams of water, what is the salt content of the salt water?

<gadget id="calculator">5 + 95</gadget>
<output>100</output>
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(1/20) * 1</gadget>
<output>1/20 = around 0.05</output>
<result>1/20 = around 0.05</result>


斜边长17cm，一条直角边长15cm的直角三角形的面积多少．

What is the area of a right triangle whose hypotenuse is 17cm long and whose right angle side is 15cm long?

<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<gadget id="calculator">15 * 4</gadget>
<output>60</output>
<result>60</result>


与34相邻的两个数的积是多少．

What is the product of two numbers adjacent to 34?

<gadget id="calculator">33 * 35</gadget>
<output>1_155</output>
<result>1_155</result>


李伯伯家养了142只鸡，养鸭的只数是鸡的一半多3只．李伯伯养鸭多少只？

Uncle Li's family has 142 chickens, and the number of ducks is half of the chickens, 3 more. How many ducks does Uncle Li keep?

<gadget id="calculator">142 / 2</gadget>
<output>71</output>
<gadget id="calculator">71 + 3</gadget>
<output>74</output>
<result>74</result>


学校买回480盆花，放在8个花坛里，平均每个花坛放多少盆？

The school bought back 480 potted flowers and put them in 8 flower beds. How many pots are placed in each flower bed on average?

<gadget id="calculator">480 / 8</gadget>
<output>60</output>
<result>60</result>


一个圆锥形的沙堆，高是1.8米，底面直径是10米，如果把它铺在一条宽5米，厚2厘米的路上，可以铺多长？

A cone-shaped pile of sand is 1.8 meters high and 10 meters in diameter at the bottom. If it is laid on a road with a width of 5 meters and a thickness of 2 centimeters, how long can it be laid?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">(1/3) * 3.14 * 25 * 1.8</gadget>
<output>47.1</output>
<result>47.1</result>


一个长方形花园长50米，宽20米．现在把这个花园的宽加长10米，长不变，那么现在的这个花园的周长是多少米？

A rectangular garden is 50 meters long and 20 meters wide. Now increase the width of the garden by 10 meters and keep the length constant, what is the perimeter of the garden now?

<gadget id="calculator">50 + 20 + 10</gadget>
<output>80</output>
<gadget id="calculator">80 * 2</gadget>
<output>160</output>
<result>160</result>


甲乙丙三人在AB两块地植树，A地要植树900棵，B地要植树1250棵，已知甲乙丙每天分别植树24，30，32棵，甲在A地植树，丙在B地植树，乙先在A地植树，然后转到B地植树，两块地同时开始，同时结束，乙应该开始后第几天从A地转到B地？

Person A, Party B and Party C plant trees in land AB. Land A needs to plant 900 trees, and Land B needs to plant 1,250 trees. It is known that Party A, Party B, and Party C plant 24, 30, and 32 trees each day. , B first planted trees in land A, and then transferred to land B to plant trees. The two lands started at the same time and ended at the same time. How many days should B transfer from land A to land B after starting?

<gadget id="calculator">900 + 1_250</gadget>
<output>2_150</output>
<gadget id="calculator">24 + 30 + 32</gadget>
<output>86</output>
<gadget id="calculator">2_150 / 86</gadget>
<output>25</output>
<gadget id="calculator">24 * 25</gadget>
<output>600</output>
<gadget id="calculator">900 - 600</gadget>
<output>300</output>
<gadget id="calculator">300 / 30</gadget>
<output>10</output>
<gadget id="calculator">10 + 1</gadget>
<output>11</output>
<result>11</result>


两根小棒的长分别是5厘米、10厘米、再有一根多少厘米的小棒就可以围成一个三角形．

The lengths of two small sticks are 5 cm and 10 cm respectively, and a small stick of how many centimeters can form a triangle.


五年级学生开展手抄报比赛，把216名学生平均分成3个队，每队平均分成6个小组，每个小组有多少人？

The fifth-grade students held a handwritten newspaper competition, and divided 216 students into 3 teams on average, and each team was divided into 6 groups on average. How many people are there in each group?

<gadget id="calculator">216 / 3 / 6</gadget>
<output>12</output>
<result>12</result>


在比例尺5：1的图纸上量得一个零件的长是2厘米，这个零件实际的长是多少厘米．

The length of a part measured on a drawing with a scale of 5:1 is 2 cm. What is the actual length of the part in cm?

<gadget id="calculator">5 / 1</gadget>
<output>5</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<result>2/5 = around 0.4</result>


学校改建教学楼，计划投资360万元，比实际少48万元，实际投资多少万元？

The school plans to invest 3.6 million yuan in rebuilding the teaching building, which is 480,000 yuan less than the actual amount. How much is the actual investment?

<gadget id="calculator">360 + 48</gadget>
<output>408</output>
<result>408</result>


学校元旦开联欢会，要买彩色气球布置教室，按5个黄气球、3个红气球、8个蓝气球、2个紫气球摆放，现在已经买了75个红气球，需要买多少个紫气球？

The school holds a party on New Year's Day and needs to buy colorful balloons to decorate the classroom. Arrange them according to 5 yellow balloons, 3 red balloons, 8 blue balloons, and 2 purple balloons. Now I have bought 75 red balloons. How many purple balloons do I need to buy? ?

<gadget id="calculator">5 + 3 + 8 + 2</gadget>
<output>18</output>
<gadget id="calculator">3 / 18</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">75 / (1/6)</gadget>
<output>450</output>
<gadget id="calculator">2 / 18</gadget>
<output>1/9 = around 0.111111</output>
<gadget id="calculator">450 * (1/9)</gadget>
<output>50</output>
<result>50</result>


甲乙两艘船分别从两个码头同时相向而行．甲船每小时行驶38千米，乙船每小时行驶28千米，两船行驶4小时后相遇．甲、乙两个码头相距多少千米？

Two ships A and B are sailing towards each other from two docks at the same time. Boat A travels 38 kilometers per hour, and boat B travels 28 kilometers per hour. The two boats meet after traveling for 4 hours. How many kilometers are there between A and B?

<gadget id="calculator">38 + 28</gadget>
<output>66</output>
<gadget id="calculator">66 * 4</gadget>
<output>264</output>
<result>264</result>


今年爷爷与孙子的年龄的和是74岁，两年后爷爷的年龄是孙子的5倍，今年爷爷与孙子的年龄差是几岁？

The sum of the ages of the grandfather and grandson this year is 74 years old. Two years later, the age of the grandfather will be five times that of the grandson. What is the age difference between the grandfather and the grandson this year?

<gadget id="calculator">2 * 2</gadget>
<output>4</output>
<gadget id="calculator">74 + 4</gadget>
<output>78</output>
<gadget id="calculator">5 + 1</gadget>
<output>6</output>
<gadget id="calculator">78 / 6</gadget>
<output>13</output>
<gadget id="calculator">13 - 2</gadget>
<output>11</output>
<gadget id="calculator">74 - 11</gadget>
<output>63</output>
<gadget id="calculator">63 - 11</gadget>
<output>52</output>
<result>52</result>


小明6分钟大约可以打504个字，现在这篇文章用了18分钟，这篇文章大约有多少个字？

Xiao Ming can type about 504 words in 6 minutes. Now this article takes 18 minutes. How many words are there in this article?

<gadget id="calculator">504 / 6</gadget>
<output>84</output>
<gadget id="calculator">84 * 18</gadget>
<output>1_512</output>
<result>1_512</result>


李师傅接受了加工800个零件的生产任务，他每天做90个，工作8小时，有没有完成任务？为什么？

Master Li accepted the production task of processing 800 parts. He made 90 parts every day and worked for 8 hours. Did he complete the task? Why?

<gadget id="calculator">90 * 8</gadget>
<output>720</output>
<gadget id="calculator">800 - 720</gadget>
<output>80</output>
<result>80</result>


一种录音机，每台原价220元，迎"十一"降价20%，现价多少元？．

A kind of tape recorder, the original price is 220 yuan each, and the price will be reduced by 20% to welcome the National Day. How much is the current price? ．

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">220 * (4/5)</gadget>
<output>176</output>
<result>176</result>


如果一个平行四边形两邻边之和是9分米，这个平行四边形的周长是多少分米．

If the sum of two adjacent sides of a parallelogram is 9 decimeters, what is the perimeter of the parallelogram?

<gadget id="calculator">9 * 2</gadget>
<output>18</output>
<result>18</result>


<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>
<gadget id="calculator">1 / (2/3) / (3/4) / (4/5) / (5/6) / (6/7) / (7/8) / (8/9)</gadget>
<output>9/2 = around 4.5</output>
<result>9/2 = around 4.5</result>


五年级一班共有学生45人，其中获得三好学生的有17人．三好学生的人数占总人数的几分之几？

There are 45 students in the first class of the fifth grade, among which 17 students have won three good students. What percentage of the total number of students are the three good students?

<gadget id="calculator">17 / 45</gadget>
<output>17/45 = around 0.377778</output>
<result>17/45 = around 0.377778</result>


两个因数的积是15.6，一个因数扩大10倍，另一个因数不变，则积是多少．

The product of two factors is 15.6. If one factor is enlarged by 10 times and the other factor remains unchanged, what is the product?

<gadget id="calculator">15.6 * 10</gadget>
<output>156</output>
<result>156</result>


某校乒乓球队中，有6名男队员和7名女队员，如果男女队员混合双打，能组成不同的混合双打的场数是多少．

In a school table tennis team, there are 6 male players and 7 female players. If male and female players mix doubles, what is the number of different mixed doubles games that can be formed?

<gadget id="calculator">6 * 5</gadget>
<output>30</output>
<gadget id="calculator">2 * 1</gadget>
<output>2</output>
<gadget id="calculator">30 / 2</gadget>
<output>15</output>
<gadget id="calculator">7 * 6</gadget>
<output>42</output>
<gadget id="calculator">42 / 2</gadget>
<output>21</output>
<gadget id="calculator">15 * 21 * 2</gadget>
<output>630</output>
<result>630</result>


一家电影院，楼下有16排座位，楼上有9排座位，每排都有32座．这家电影院一共可以容纳多少人？

A movie theater has 16 rows of seats downstairs and 9 rows of seats upstairs, each row has 32 seats. How many people can this movie theater hold?

<gadget id="calculator">16 * 32</gadget>
<output>512</output>
<gadget id="calculator">9 * 32</gadget>
<output>288</output>
<gadget id="calculator">512 + 288</gadget>
<output>800</output>
<result>800</result>


一个圆柱形奶粉盒的底面半径是5厘米，高是20厘米，它的容积是多少立方厘米？

A cylindrical milk powder box has a base radius of 5 cm and a height of 20 cm. What is its volume in cubic centimeters?

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">3.14 * 25 * 20</gadget>
<output>1_570</output>
<result>1_570</result>


在一幅比例尺是(1/100000)的地图上，量得沙县到三明的图上距离是21厘米，沙县至三明的实际距离是多少千米．

On a map with a scale of (1/100000), the distance between Sha County and Sanming is 21 centimeters. What is the actual distance between Sha County and Sanming in kilometers?

<gadget id="calculator">1 / 100_000</gadget>
<output>1/100_000 = around 0.00001</output>
<gadget id="calculator">21 / (1/100_000) / 100_000</gadget>
<output>21</output>
<result>21</result>


一辆客车从甲城到乙城，每小时行85千米，全程用了6小时，求从甲城到乙城的距离是多少千米？

A passenger car travels 85 kilometers per hour from city A to city B. It takes 6 hours for the whole journey. What is the distance in kilometers from city A to city B?

<gadget id="calculator">85 * 6</gadget>
<output>510</output>
<result>510</result>


王师傅要完成410个零件，上午做了152个，下午做了160个．还剩下多少个零件没有完成？

Master Wang has to complete 410 parts, 152 in the morning and 160 in the afternoon. How many parts are left unfinished?

<gadget id="calculator">152 + 160</gadget>
<output>312</output>
<gadget id="calculator">410 - 312</gadget>
<output>98</output>
<result>98</result>


从A地到B地有3条路，从B地到C地有2条路，从C地到D地有2条路，那么从A到D有多少种不同的走法？

There are 3 paths from point A to point B, 2 paths from point B to point C, and 2 paths from point C to point D, so how many different ways are there to go from point A to point D?

<gadget id="calculator">3 * 2 * 2</gadget>
<output>12</output>
<result>12</result>


两个数相除的商是3，如果把被除数、除数、商相加，和是71，被除数是多少？

The quotient of dividing two numbers is 3. If the dividend, divisor, and quotient are added together, the sum is 71. What is the dividend?

<gadget id="calculator">71 - 3</gadget>
<output>68</output>
<gadget id="calculator">3 + 1</gadget>
<output>4</output>
<gadget id="calculator">68 / 4</gadget>
<output>17</output>
<gadget id="calculator">3 * 17</gadget>
<output>51</output>
<result>51</result>


在边长为2厘米的正方形上剪下一个最大的圆，这个圆与正方形的周长比是多少．

Cut the largest circle out of a square with a side length of 2 cm. What is the ratio of the circumference of this circle to the square?


A prime number p, so that p+2 and p+4 are prime numbers at the same time, then (1/(p))+(1/(p+2))+(1/(p+4))=what.

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>
<gadget id="calculator">(1/3) + (1/5) + (1/7)</gadget>
<output>71/105 = around 0.67619</output>
<result>71/105 = around 0.67619</result>


一个圆锥的高不变，如果它的底面半径扩大到原来的2倍，那么它的体积就扩大到原来的多少倍．

If the height of a cone remains the same, if the radius of its base is doubled, its volume will be doubled.

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<result>4</result>


一批货物，第一天运走35%，第二天运走40%，还剩下16吨，这批货物原有多少吨？

For a batch of goods, 35% of the goods were transported on the first day, and 40% on the second day, leaving 16 tons. How many tons did this batch of goods have?

<gadget id="calculator">35 / 100</gadget>
<output>7/20 = around 0.35</output>
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(7/20) + (2/5)</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">16 / (1/4)</gadget>
<output>64</output>
<result>64</result>


课堂上学生做实验用(1/5)小时，老师讲解用0.3小时，其余的时间学生独立做作业．已知每堂课是(2/3)小时，学生做作业用了多少时间？

In class, students spend (1/5) hours doing experiments, the teacher spends 0.3 hours explaining, and the rest of the time students do homework independently. It is known that each class is (2/3) hours, how much time did the students spend doing homework?

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(2/3) - (1/5) - 0.3</gadget>
<output>0.166667</output>
<result>0.166667</result>


一个圆柱的表面积113.04平方分米，底面直径3分米，它的高多少分米．

A cylinder has a surface area of 113.04 square decimeters and a base diameter of 3 decimeters. What is its height in decimeters?

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">(3/2) ** 2</gadget>
<output>9/4 = around 2.25</output>
<gadget id="calculator">3.14 * (9/4)</gadget>
<output>7.065</output>
<gadget id="calculator">2 * 7.065</gadget>
<output>14.13</output>
<gadget id="calculator">113.04 - 14.13</gadget>
<output>98.91</output>
<gadget id="calculator">3.14 * 3</gadget>
<output>9.42</output>
<gadget id="calculator">98.91 / 9.42</gadget>
<output>10.5</output>
<result>10.5</result>


<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(2/5) - (1/2)</gadget>
<output>-1/10 = around -0.1</output>
<gadget id="calculator">(1/6) + (-1/10)</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">(1/15) * 30</gadget>
<output>2</output>
<result>2</result>


一本书降价25%后，售价是48元，原价是多少元．

After the price of a book is reduced by 25%, the selling price is 48 yuan. What is the original price?

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">48 / (3/4)</gadget>
<output>64</output>
<result>64</result>


小华身高比小龙矮(1/8)．小华的身高是112厘米，小龙的身高是多少厘米？

Xiaohua is shorter than Xiaolong (1/8). Xiao Hua's height is 112 cm, what is Xiao Long's height in cm?

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">1 - (1/8)</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">112 / (7/8)</gadget>
<output>128</output>
<result>128</result>


有一本书，每天可以读它的(2/5)，多少天可以读完．

There is a book, you can read it (2/5) every day, how many days can you finish reading it.

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 / (2/5)</gadget>
<output>5/2 = around 2.5</output>
<result>5/2 = around 2.5</result>


工厂食堂运来8袋面粉，每袋25千克，一共吃了4天，平均每天吃多少千克面粉？

The factory canteen shipped 8 bags of flour, each bag 25 kilograms, and ate them for 4 days. How many kilograms of flour do you eat on average every day?

<gadget id="calculator">25 / 4</gadget>
<output>25/4 = around 6.25</output>
<gadget id="calculator">8 * (25/4)</gadget>
<output>50</output>
<result>50</result>


有36枝玫瑰花，分成同等枝数的花束，每束不少于5枝，怎样分正好分完？有几种方案？

There are 36 roses, divided into bouquets with the same number of branches, each bouquet is not less than 5, how to divide them exactly? How many options are there?


家友超市运来一批水果，其中运来苹果500千克，运来的梨的重量是苹果的2倍．这两种水果一共运来多少千克？

Jiayou Supermarket shipped a batch of fruits, including 500 kilograms of apples, and the weight of pears was twice that of apples. How many kilograms of these two kinds of fruit are shipped together?

<gadget id="calculator">500 * 2</gadget>
<output>1_000</output>
<gadget id="calculator">1_000 + 500</gadget>
<output>1_500</output>
<result>1_500</result>


李敏植树20棵，活了18棵，成活率约为多少．

Li Min planted 20 trees and 18 survived. What is the survival rate?

<gadget id="calculator">18 / 20</gadget>
<output>9/10 = around 0.9</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(9/10) * 1</gadget>
<output>9/10 = around 0.9</output>
<result>9/10 = around 0.9</result>


一个正方形的周长是80分米，它的面积是多少平方分米？

The perimeter of a square is 80 decimeters, what is its area?

<gadget id="calculator">80 / 4</gadget>
<output>20</output>
<gadget id="calculator">20 * 20</gadget>
<output>400</output>
<result>400</result>


比596多431的数是多少．

What is the number that is 431 more than 596?

<gadget id="calculator">596 + 431</gadget>
<output>1_027</output>
<result>1_027</result>


某水泥厂去年生产水泥232400吨，今年头5个月的产量就等于去年全年的产量．照这样计算，这个水泥厂今年将比去年增产百分之几？

A cement factory produced 232,400 tons of cement last year, and the output in the first five months of this year is equal to the output of the whole year last year. According to this calculation, what percentage will the cement plant increase its output this year compared to last year?

<gadget id="calculator">232_400 / 5</gadget>
<output>46_480</output>
<gadget id="calculator">12 - 5</gadget>
<output>7</output>
<gadget id="calculator">46_480 * 7</gadget>
<output>325_360</output>
<gadget id="calculator">325_360 / 232_400</gadget>
<output>7/5 = around 1.4</output>
<result>7/5 = around 1.4</result>


画一个直径是2厘米的圆，圆规两脚间的距离应是多少厘米

Draw a circle with a diameter of 2 cm, what is the distance between the two feet of the compass

<gadget id="calculator">2 / 2</gadget>
<output>1</output>
<result>1</result>


小圆的半径是大圆半径的(1/2)，小圆面积是大圆面积的多少．

The radius of the small circle is (1/2) that of the large circle, and the area of the small circle is equal to the area of the large circle.

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


东西两镇相距240千米，一辆客车上午8时出发从东镇开往西镇，一辆货车在上午9时从西镇开往东镇，到正午12点，两车恰好在两镇间的中点相遇．如果两车都从上午8点由两地相向开出，速度不变，至上午10时，两车还相距多少千米？

The distance between the east and west towns is 240 kilometers. A passenger car departs from Dongzhen to West Town at 8:00 a.m., and a truck departs from West Town to Dongzhen at 9:00 a.m., and at 12:00 noon, the two vehicles happen to pass between the two towns. meet at the midpoint of . If the two cars start from the opposite direction at 8:00 a.m. at the same speed, how many kilometers will the distance between the two cars be at 10:00 a.m.?

<gadget id="calculator">240 / 2</gadget>
<output>120</output>
<gadget id="calculator">12 - 8</gadget>
<output>4</output>
<gadget id="calculator">120 / 4</gadget>
<output>30</output>
<gadget id="calculator">12 - 9</gadget>
<output>3</output>
<gadget id="calculator">120 / 3</gadget>
<output>40</output>
<gadget id="calculator">30 + 40</gadget>
<output>70</output>
<gadget id="calculator">10 - 8</gadget>
<output>2</output>
<gadget id="calculator">70 * 2</gadget>
<output>140</output>
<gadget id="calculator">240 - 140</gadget>
<output>100</output>
<result>100</result>


一个圆锥形小麦堆，高3米，底面周长31.4米，如果每立方米小麦重0.8吨，这堆小麦大约有多少吨？

A conical pile of wheat is 3 meters high and the circumference of the bottom is 31.4 meters. If each cubic meter of wheat weighs 0.8 tons, how many tons does this pile of wheat weigh?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">31.4 / 3.14 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">(1/3) * 3.14 * 25 * 3</gadget>
<output>78.5</output>
<gadget id="calculator">78.5 * 0.8</gadget>
<output>62.8</output>
<result>62.8</result>


一项工程，甲单独完成要30天，乙单独完成要45天，丙单独完成要90天．现由甲、乙、丙三人合作完成此工程．在工作过程中甲休息了2天，乙休息了3天，丙没有休息，最后把这项工程完成了．问这项工程前后一共用了多少天？

A project can be completed by A in 30 days, B in 45 days, and C in 90 days. Now A, B, and C are working together to complete the project. In the process of work, A rested for 2 days, B rested for 3 days, and C did not rest, and finally completed the project. How many days did the project take before and after?

<gadget id="calculator">1 / 30</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">(1/30) * 2</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">1 / 45</gadget>
<output>1/45 = around 0.022222</output>
<gadget id="calculator">(1/45) * 3</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">(1/15) + (1/15) + 1</gadget>
<output>17/15 = around 1.133333</output>
<gadget id="calculator">1 / 90</gadget>
<output>1/90 = around 0.011111</output>
<gadget id="calculator">(1/30) + (1/45) + (1/90)</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">(17/15) / (1/15)</gadget>
<output>17</output>
<result>17</result>


将自然数1、2、3、…，依次写下去连成一个多位数"123456789101112…"，当写到某个数N时，所形成的多位数恰好第一次能被180整除，那么N=多少．

Write down the natural numbers 1, 2, 3, ... in order to form a multi-digit number "123456789101112...", when a certain number N is written, the formed multi-digit number is exactly divisible by 180 for the first time, then N = how much.


一个长方体的棱长总和是28分米，底面是边长2分米的正方形，高是多少？

The sum of the lengths of the sides of a cuboid is 28 decimeters, and the base is a square with a side length of 2 decimeters. What is the height?

<gadget id="calculator">2 * 8</gadget>
<output>16</output>
<gadget id="calculator">28 - 16</gadget>
<output>12</output>
<gadget id="calculator">12 / 4</gadget>
<output>3</output>
<result>3</result>


一个梯形的面积是9.6dm**2，上底是5dm，高是3dm，下底是多少．

The area of a trapezoid is 9.6dm**2, the upper base is 5dm, the height is 3dm, what is the lower base.

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">9.6 * (2/3)</gadget>
<output>6.4</output>
<gadget id="calculator">6.4 - 5</gadget>
<output>1.4</output>
<result>1.4</result>


棱长是5dm的正方体，若它的棱长增加1dm，则表面积增加多少dm**2．

For a cube whose edge length is 5dm, if its edge length increases by 1dm, how much will its surface area increase by dm**2.

<gadget id="calculator">5 + 1</gadget>
<output>6</output>
<gadget id="calculator">6 ** 2</gadget>
<output>36</output>
<gadget id="calculator">6 * 36</gadget>
<output>216</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">6 * 25</gadget>
<output>150</output>
<gadget id="calculator">216 - 150</gadget>
<output>66</output>
<result>66</result>


有一项工程，小华做需要3天，小李做需要4天，小花做需要5天，三人合作需要多少天？

There is a project that takes 3 days for Xiao Hua, 4 days for Xiao Li, 5 days for Xiao Hua, how many days will it take for the three to work together?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/3) + (1/4) + (1/5)</gadget>
<output>47/60 = around 0.783333</output>
<gadget id="calculator">1 / (47/60)</gadget>
<output>60/47 = around 1.276596</output>
<result>60/47 = around 1.276596</result>


小明坚持每天写16个毛笔字，7月份共写了多少个毛笔字．

Xiao Ming insisted on writing 16 brush characters every day. How many brush characters did he write in total in July?

<gadget id="calculator">16 * 31</gadget>
<output>496</output>
<result>496</result>


一个自然保护区里有丹顶鹤111只，比天鹅只数的(1/3)还少79只．天鹅有多少只？

There are 111 red-crowned cranes in a nature reserve, 79 less than the number of swans (1/3). How many swans are there?

<gadget id="calculator">79 + 111</gadget>
<output>190</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">190 / (1/3)</gadget>
<output>570</output>
<result>570</result>


Solve the equation (2/3) x-5=2.6, x=how much.

<gadget id="calculator">2.6 + 5</gadget>
<output>7.6</output>
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">7.6 * (3/2)</gadget>
<output>11.4</output>
<result>11.4</result>


<gadget id="calculator">3 * 3</gadget>
<output>9</output>
<gadget id="calculator">9 / 4</gadget>
<output>9/4 = around 2.25</output>
<gadget id="calculator">(9/4) / 4</gadget>
<output>9/16 = around 0.5625</output>
<result>9/16 = around 0.5625</result>


两地相距620米，甲、乙两人同时从两地相对而行，甲每分钟走80米，乙每分钟走75米，经过几分钟两人相遇？列式正确的是多少

The distance between the two places is 620 meters. A and B are walking towards each other from the two places at the same time. A walks 80 meters per minute, and B walks 75 meters per minute. After a few minutes, the two meet? What is the correct column

<gadget id="calculator">80 + 75</gadget>
<output>155</output>
<gadget id="calculator">620 / 155</gadget>
<output>4</output>
<result>4</result>


某校举行知识竞赛，一共有20道题，答对一题得5分，如果答错一题则倒扣3分．在这次竞赛中，小月得了76分，他答对了多少道？

A certain school held a knowledge contest, with a total of 20 questions, 5 points for a correct answer, and 3 points deducted for a wrong answer. In this competition, Xiaoyue scored 76 points. How many questions did he get right?

<gadget id="calculator">20 * 5</gadget>
<output>100</output>
<gadget id="calculator">100 - 76</gadget>
<output>24</output>
<gadget id="calculator">5 + 3</gadget>
<output>8</output>
<gadget id="calculator">24 / 8</gadget>
<output>3</output>
<gadget id="calculator">20 - 3</gadget>
<output>17</output>
<result>17</result>


小刚买1支钢笔和2支毛笔，一共用去12元8角．1支钢笔的单价正好等于2支毛笔的价钱．1支钢笔是多少元．

Xiaogang buys 1 fountain pen and 2 writing brushes, and the total cost is 12 yuan and 80 cents. The unit price of 1 pen is exactly equal to the price of 2 brushes. How much is 1 pen.

<gadget id="calculator">8 / 10</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">12 + (4/5)</gadget>
<output>64/5 = around 12.8</output>
<gadget id="calculator">(64/5) / 2</gadget>
<output>32/5 = around 6.4</output>
<result>32/5 = around 6.4</result>


王飞到山上图书馆借书，他上山每小时3千米，从原路返回，每小时行5千米，求他的上下山的平均速度．

Wang Fei went to the library on the mountain to borrow books. He went up the mountain at 3 kilometers per hour, returned from the original road, and traveled 5 kilometers per hour. Find his average speed for going up and down the mountain.

<gadget id="calculator">1 + 1</gadget>
<output>2</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/3) + (1/5)</gadget>
<output>8/15 = around 0.533333</output>
<gadget id="calculator">2 / (8/15)</gadget>
<output>15/4 = around 3.75</output>
<result>15/4 = around 3.75</result>


棱长分别为6cm、8cm、10cm的长方体木块切成体积尽量可能大的圆锥，这个圆锥的体积是多少cm**3．

Cut the cuboid wooden blocks with side lengths of 6cm, 8cm, and 10cm into a cone with the largest possible volume. What is the volume of the cone in cm**3.

<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<gadget id="calculator">4 ** 2</gadget>
<output>16</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">3.14 * 16 * 6 * (1/3)</gadget>
<output>100.48</output>
<result>100.48</result>


一本书有80页，飞飞看了它的(3/8)，还剩下全书的几分之几没看？

A book has 80 pages, Feifei has read (3/8) of it, how much of the book is left unread?

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">1 - (3/8)</gadget>
<output>5/8 = around 0.625</output>
<result>5/8 = around 0.625</result>


贝贝计划给好朋友丽丽买寄两本故事书，一本的价钱是15.40元，另一本的价钱是9.80元，邮寄时每本的邮费是1.60元，贝贝一共需要多少元．

Beibei plans to buy and send two storybooks to her good friend Lili. The price of one is 15.40 yuan and the other is 9.80 yuan. The postage for each book is 1.60 yuan. How much does Beibei need in total?

<gadget id="calculator">1.6 * 2</gadget>
<output>3.2</output>
<gadget id="calculator">3.2 + 15.4 + 9.8</gadget>
<output>28.4</output>
<result>28.4</result>


一个粮食专业户承包了一块长方形水田，水田长240米，宽100米，今年这块地共收粮食1800吨，平均每公顷产量是多少千克？

A professional grain household has contracted a rectangular paddy field with a length of 240 meters and a width of 100 meters. This year the land harvested a total of 1,800 tons of grain. What is the average yield per hectare?

<gadget id="calculator">100 / 10_000</gadget>
<output>1/100 = around 0.01</output>
<gadget id="calculator">240 * (1/100)</gadget>
<output>12/5 = around 2.4</output>
<gadget id="calculator">1_800 / (12/5)</gadget>
<output>750</output>
<gadget id="calculator">750 * 1_000</gadget>
<output>750_000</output>
<result>750_000</result>


修一条水渠，计划每天修45米，24天可以完成．实际只用18天就完成任务，平均每天修多少米？(用比例解)

To build a canal, it is planned to build 45 meters per day, which can be completed in 24 days. In fact, it only took 18 days to complete the task. How many meters are repaired on average every day? (Solve with ratio)

<gadget id="calculator">45 * 24</gadget>
<output>1_080</output>
<gadget id="calculator">1_080 / 18</gadget>
<output>60</output>
<result>60</result>


一个工程队铺一条760米长的水泥路，前4天铺了160米．剩下的每天铺50米，再用几天可以铺完？

An engineering team paved a 760-meter-long cement road, and paved 160 meters in the first 4 days. The remaining 50 meters per day, how many days can it be finished?

<gadget id="calculator">760 - 160</gadget>
<output>600</output>
<gadget id="calculator">600 / 50</gadget>
<output>12</output>
<result>12</result>


已知两数的和被5除余1，它们的积是2924，它们的差是多少．

It is known that the sum of two numbers is divided by 5 and the remainder is 1. Their product is 2924. What is their difference?

<gadget id="calculator">68 - 43</gadget>
<output>25</output>
<result>25</result>


两根同一型号的钢管长分别为36m和24m，如果把它们锯成长度相等的小段，没有剩余，最少能锯成几小段？

The lengths of two steel pipes of the same type are 36m and 24m respectively. If they are sawed into small sections of equal length and there is no surplus, how many small sections can they be sawn at least?

<gadget id="calculator">36 + 24</gadget>
<output>60</output>
<gadget id="calculator">2 * 2 * 3</gadget>
<output>12</output>
<gadget id="calculator">60 / 12</gadget>
<output>5</output>
<result>5</result>


甲数的(3/5)是乙数的(5/6)，乙数是24，甲数是多少．

A's number (3/5) is B's (5/6), B's number is 24, what is A's number?

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(5/6) / (3/5)</gadget>
<output>25/18 = around 1.388889</output>
<gadget id="calculator">24 * (25/18)</gadget>
<output>100/3 = around 33.333333</output>
<result>100/3 = around 33.333333</result>


张明放羊是将一只羊拴在木桩上，木桩到羊颈的绳长是4m，这只羊能吃到草的面积是多少平方米．

Zhang Ming is grazing sheep by tying a sheep to a stake. The length of the rope from the stake to the neck of the sheep is 4m. What is the area in square meters that the sheep can eat grass?

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>
<gadget id="calculator">3.14 * 16</gadget>
<output>50.24</output>
<result>50.24</result>


有一个梯形，它的上底是7厘米，下底是12厘米，高是6厘米，这梯形的面积是多少立方厘米．

There is a trapezoid with an upper base of 7 cm, a lower base of 12 cm, and a height of 6 cm. What is the area of the trapezoid in cubic centimeters?

<gadget id="calculator">7 + 12</gadget>
<output>19</output>
<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">19 * 3</gadget>
<output>57</output>
<result>57</result>


用8个棱长为l厘米小正方体拼成一个长方体，长方体的体积是多少．

What is the volume of a cuboid assembled from 8 small cubes with side lengths of l cm?

<gadget id="calculator">1 * 1 * 1 * 8</gadget>
<output>8</output>
<result>8</result>


下午放学时，弟弟以每分钟40米的速度步行回家．8分钟后，哥哥以每分钟60米的速度也从学校步行回家，结果两人同时到家(路上两人都没逗留)．他们家距学校多少米．

After school in the afternoon, my younger brother walked home at a speed of 40 meters per minute. Eight minutes later, my elder brother also walked home from school at a speed of 60 meters per minute. As a result, the two arrived home at the same time (neither of them stayed on the road). How far is their home from the school?

<gadget id="calculator">60 - 40</gadget>
<output>20</output>
<gadget id="calculator">8 / 20</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">40 * (2/5) * 60</gadget>
<output>960</output>
<result>960</result>


一块长方形地的周长是60米，长和宽的比是3：2，这块地的面积是多少平方米？

The perimeter of a rectangular piece of land is 60 meters, and the ratio of length to width is 3:2. What is the area of this piece of land in square meters?

<gadget id="calculator">60 / 2</gadget>
<output>30</output>
<gadget id="calculator">3 + 2</gadget>
<output>5</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">30 * (3/5)</gadget>
<output>18</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">30 * (2/5)</gadget>
<output>12</output>
<gadget id="calculator">18 * 12</gadget>
<output>216</output>
<result>216</result>


从2根5厘米长和2根10厘米长的小棒中，选出3根围成一个等腰三角形，这个三角形的周长是多少厘米．

From 2 sticks 5 cm long and 2 sticks 10 cm long, choose 3 sticks to form an isosceles triangle. What is the perimeter of this triangle in centimeters?

<gadget id="calculator">5 + 5 + 5 + 5 + 5</gadget>
<output>25</output>
<result>25</result>


分针从数字4走到数字10，共走了多少分钟．

How many minutes did the minute hand go from number 4 to number 10?

<gadget id="calculator">10 - 4</gadget>
<output>6</output>
<gadget id="calculator">6 * 5</gadget>
<output>30</output>
<result>30</result>


一个正方体的棱长扩大2倍，体积增加189立方厘米，表面积增加到多少平方厘米．

If the side length of a cube is doubled, the volume increases by 189 cubic centimeters, and the surface area increases to how many square centimeters.

<gadget id="calculator">3 * 3 * 6</gadget>
<output>54</output>
<gadget id="calculator">54 * 4</gadget>
<output>216</output>
<result>216</result>


一个平行四边形的停车场，底是90米，高是60米，如果每个车位的占地面积是12平方米，那么这个停车场可以同时停放多少辆车？

A parallelogram parking lot has a base of 90 meters and a height of 60 meters. If each parking space covers an area of 12 square meters, how many cars can be parked in this parking lot at the same time?

<gadget id="calculator">60 / 12</gadget>
<output>5</output>
<gadget id="calculator">90 * 5</gadget>
<output>450</output>
<result>450</result>


学校买回8包图书，共用去432元钱，每包有6本，每本书多少元．

The school buys back 8 packs of books, and the total cost is 432 yuan. There are 6 books in each pack, how much is each book.

<gadget id="calculator">432 / 8 / 6</gadget>
<output>9</output>
<result>9</result>


今年我市小学五年级举行学科素质竞赛，获奖人数为360名，一、二、三等奖的人数比是1：2：3．获二等奖的有多少人．

This year, the fifth grade elementary school in our city held a subject quality competition. The number of winners was 360, and the ratio of the number of first, second and third prizes was 1:2:3. How many people won the second prize?

<gadget id="calculator">1 + 2 + 3</gadget>
<output>6</output>
<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">360 * (1/3)</gadget>
<output>120</output>
<result>120</result>


某商场按原价卖铅笔，每枝铅笔0.15元，小青买7枝应付多少元．

A shopping mall sells pencils at the original price, each pencil is 0.15 yuan, how much should Xiaoqing pay for buying 7 pencils.

<gadget id="calculator">0.15 * 7</gadget>
<output>1.05</output>
<result>1.05</result>


Calculate with a suitable method: 1+2+3+...+2016+2017+2018.

<gadget id="calculator">1_009 + 1_010</gadget>
<output>2_019</output>
<gadget id="calculator">2_019 * 1_009</gadget>
<output>2_037_171</output>
<result>2_037_171</result>


一辆货车载重8000kg，另一辆货车载重4T，两辆货车一次可运走13T货物吗？

One truck has a load of 8000kg, and the other truck has a load of 4T. Can the two trucks carry 13T of goods at a time?


有一根铁丝，第一次用去它的一半少1米，第二次用去8米，最后剩下5米．这根铁丝原来长多少米？

There is an iron wire, half of it is used for the first time and 1 meter is lost, 8 meters are used for the second time, and 5 meters are left in the end. How long is this wire?

<gadget id="calculator">5 - 1</gadget>
<output>4</output>
<gadget id="calculator">8 + 4</gadget>
<output>12</output>
<gadget id="calculator">1 - 0.5</gadget>
<output>0.5</output>
<gadget id="calculator">12 / 0.5</gadget>
<output>24</output>
<result>24</result>


一堆小麦堆成圆锥形，底面周长是18.84米，高是1米．如把它装入一个底面半径是2米的圆柱形粮囤里，可以装多高？

pile of wheat is piled up in a cone shape, the circumference of the base is 18.84 meters, and the height is 1 meter. If it is packed into a cylindrical grain storehouse whose base radius is 2 meters, how high can it be packed?

<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">(1/3) * 3.14 * 9 * 1</gadget>
<output>9.42</output>
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>
<gadget id="calculator">9.42 / 12.56</gadget>
<output>0.75</output>
<result>0.75</result>


比4.8小2.4的数是多少．

<gadget id="calculator">4.8 - 2.4</gadget>
<output>2.4</output>
<result>2.4</result>


甲数与乙数的比是3：4，甲数是乙数的多少

The ratio of number A to number B is 3:4, how much is number A equal to number B

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<result>3/4 = around 0.75</result>


一辆汽车从甲地开往乙地，若车速提高20%，可提前25分钟到达；若以原速行驶100千米，再将车速提高25%，可提前10分钟到达，求甲乙两地的距离．

If a car drives from A to B, if the speed increases by 20%, it can arrive 25 minutes earlier; if it travels 100 kilometers at the original speed, and then increases the speed by 25%, it can arrive 10 minutes earlier. Find the distance between A and B distance.

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">1 / (6/5)</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">1 - (5/6)</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">25 / (1/6)</gadget>
<output>150</output>
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">1 / (5/4)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">1 - (4/5)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">10 / (1/5)</gadget>
<output>50</output>
<gadget id="calculator">150 - 50</gadget>
<output>100</output>
<gadget id="calculator">25 / (1/6) / 100</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">(3/2) * 100</gadget>
<output>150</output>
<result>150</result>


学校图书室去年有图书2400册，今年图书册数比去年增加了(3/20)，今年有图书多少册？

There were 2,400 books in the school library last year, and the number of books this year has increased (3/20) compared to last year. How many books are there this year?

<gadget id="calculator">3 / 20</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">1 + (3/20)</gadget>
<output>23/20 = around 1.15</output>
<gadget id="calculator">2_400 * (23/20)</gadget>
<output>2_760</output>
<result>2_760</result>


兄弟两个人同时从家里到体育馆，路长1300米．哥哥每分步行80米，弟弟骑自行车以每分180米的速度到体育馆后立刻返回，途中与哥哥相遇，这时哥哥走了几分钟？

The two brothers went from home to the gymnasium at the same time, and the road was 1300 meters long. The elder brother walks 80 meters per minute, and the younger brother rides a bicycle at a speed of 180 meters per minute to the gymnasium and returns immediately. He meets his elder brother on the way. How many minutes has his elder brother walked?

<gadget id="calculator">80 + 180</gadget>
<output>260</output>
<gadget id="calculator">2 / 260</gadget>
<output>1/130 = around 0.007692</output>
<gadget id="calculator">1_300 * (1/130)</gadget>
<output>10</output>
<result>10</result>


种植小组用120粒种子进行实验，其中有3粒未发芽，发芽率是多少．

The planting team conducted an experiment with 120 seeds, and 3 of them did not germinate. What is the germination rate?

<gadget id="calculator">120 - 3</gadget>
<output>117</output>
<gadget id="calculator">117 / 120</gadget>
<output>39/40 = around 0.975</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(39/40) * 1</gadget>
<output>39/40 = around 0.975</output>
<result>39/40 = around 0.975</result>


如果□*○=30，那么120/□/○=多少．

<gadget id="calculator">120 / 30</gadget>
<output>4</output>
<result>4</result>


甲乙丙三人共有图书175本，甲和乙的图书比是2：3，乙和丙的图书比是4：5，乙有多少本图书．

A, B, and C have 175 books in total. The ratio of books between A and B is 2:3, and the ratio of books between B and C is 4:5. How many books does B have?

<gadget id="calculator">8 + 12 + 15</gadget>
<output>35</output>
<gadget id="calculator">12 / 35</gadget>
<output>12/35 = around 0.342857</output>
<gadget id="calculator">175 * (12/35)</gadget>
<output>60</output>
<result>60</result>


同学们参加野饮活动，生活委员领了55个碗，老师问她给多少同学领碗，她说"一人一个饭碗，两人一个菜碗，三人一个汤碗．"算一算，她给多少个同学领碗．

The students participated in wild drinking activities, and the life committee received 55 bowls. The teacher asked her how many students received bowls. She said, "One rice bowl for one person, one vegetable bowl for two people, and one soup bowl for three people." After doing the math, she gave How many classmates get the bowl.

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 + (1/2) + (1/3)</gadget>
<output>11/6 = around 1.833333</output>
<gadget id="calculator">55 / (11/6)</gadget>
<output>30</output>
<result>30</result>


一头牛重605千克，一头大象的体重等于8头牛的体重，这头大象的体重是多少千克？

A cow weighs 605 kg, and an elephant weighs the same as 8 cows. How many kilograms does the elephant weigh?

<gadget id="calculator">605 * 8</gadget>
<output>4_840</output>
<result>4_840</result>


<gadget id="calculator">4 / 25</gadget>
<output>4/25 = around 0.16</output>
<gadget id="calculator">25 * (4/25) * 4</gadget>
<output>16</output>
<result>16</result>


喜羊羊和沸羊羊踢毽子．沸羊羊三次一共踢81下，喜羊羊第一次和第二次都踢了25下，要想超过沸羊羊，喜羊羊第三次最少要踢多少个．

Pleasant Goat and Boiling Goat play shuttlecock. Boiling Goat kicked a total of 81 times for three times, and Pleasant Goat kicked 25 times for both the first and second times.

<gadget id="calculator">25 * 2</gadget>
<output>50</output>
<gadget id="calculator">81 - 50</gadget>
<output>31</output>
<gadget id="calculator">31 + 1</gadget>
<output>32</output>
<result>32</result>


在一个棱长为4厘米的正方体上底面正中间挖去一个棱长为1厘米的正方体，在下底面正中心挖去一个高为2厘米的圆柱，圆柱底面半径为1厘米，求所得物体的表面积．

Dig out a cube with a side length of 1 cm in the middle of the upper bottom of a cube with a side length of 4 cm, and dig out a cylinder with a height of 2 cm in the center of the lower bottom. The radius of the bottom of the cylinder is 1 cm. Find the surface area of the obtained object ．

<gadget id="calculator">4 * 4 * 6</gadget>
<output>96</output>
<gadget id="calculator">1 * 1 * 4</gadget>
<output>4</output>
<gadget id="calculator">2 * 3.14 * 1 * 2</gadget>
<output>12.56</output>
<gadget id="calculator">96 + 4 + 12.56</gadget>
<output>112.56</output>
<result>112.56</result>


一堆煤共10吨，五月份用去15%，还剩多少吨．

A pile of coal has a total of 10 tons, 15% of which was used up in May, how many tons are left?

<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">1 - (3/20)</gadget>
<output>17/20 = around 0.85</output>
<gadget id="calculator">10 * (17/20)</gadget>
<output>17/2 = around 8.5</output>
<result>17/2 = around 8.5</result>


有一块边长是5厘米的正方体铁块，浸没在一个长方体容器里的水中，取出铁块后，水面下降了0.5厘米，这长方体容器的底面积是多少平方厘米？

cube of iron with a side length of 5 cm is immersed in water in a cuboid container. After the iron block is taken out, the water level drops by 0.5 cm. What is the area of the bottom of the cuboid container in square centimeters?

<gadget id="calculator">5 / 0.5</gadget>
<output>10</output>
<gadget id="calculator">5 * 5 * 10</gadget>
<output>250</output>
<result>250</result>


把一个直径是6分米的圆剪成一个最大的正方形，这个正方形的面积是多少？

If a circle with a diameter of 6 decimeters is cut into the largest square, what is the area of the square?

<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">6 * 3</gadget>
<output>18</output>
<result>18</result>


一个底面积为1200平方厘米，深30厘米的水槽内，水深10厘米，现将一个棱长为20厘米的长方体铁块竖直放在水中，这时铁块仍高于水面，这时水面高度多少厘米？

In a tank with a bottom area of 1200 square centimeters and a depth of 30 centimeters, the water depth is 10 centimeters. Now a cuboid iron block with a side length of 20 centimeters is placed vertically in the water. At this time, the iron block is still higher than the water surface. how many centimeters?

<gadget id="calculator">20 * 20</gadget>
<output>400</output>
<gadget id="calculator">1_200 - 400</gadget>
<output>800</output>
<gadget id="calculator">10 / 800</gadget>
<output>1/80 = around 0.0125</output>
<gadget id="calculator">1_200 * (1/80)</gadget>
<output>15</output>
<result>15</result>


在课外兴趣小组中，美术组有25人，舞蹈组的人数是美术组的1.4倍，这两个小组一共有多少人？

Among the extracurricular interest groups, there are 25 people in the art group, and 1.4 times as many people in the dance group as the art group. How many people are there in these two groups?

<gadget id="calculator">25 * 1.4</gadget>
<output>35</output>
<gadget id="calculator">25 + 35</gadget>
<output>60</output>
<result>60</result>


一个分数，分子与分母之和是100．如果分子加23，分母加32，新的分数约分后是(2/3)，原来的分数是多少．

In a fraction, the sum of the numerator and denominator is 100. If 23 is added to the numerator and 32 to the denominator, the new fraction is (2/3), what is the original fraction?

<gadget id="calculator">100 + 23 + 32</gadget>
<output>155</output>
<gadget id="calculator">2 + 3</gadget>
<output>5</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">155 * (2/5)</gadget>
<output>62</output>
<gadget id="calculator">62 - 23</gadget>
<output>39</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">155 * (3/5)</gadget>
<output>93</output>
<gadget id="calculator">93 - 32</gadget>
<output>61</output>
<gadget id="calculator">39 / 61</gadget>
<output>39/61 = around 0.639344</output>
<result>39/61 = around 0.639344</result>


一堆货物，甲队单独运需2.5小时，平均每小时运这堆货物的((())/(()))．

It takes 2.5 hours for Team A to transport a pile of goods alone, and the average hourly transportation of this pile of goods is ((())/(())).

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<result>2/5 = around 0.4</result>


小明看一本故事书，第一天看了全书的(1/5)，第二天看了30页，正好还剩全书的(2/3)没有看，这本故事书共多少页？

Xiao Ming reads a story book. He reads (1/5) of the whole book on the first day, and 30 pages on the second day, and just leaves (2/3) of the whole book. How many pages does this story book have?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">1 - (1/5) - (2/3)</gadget>
<output>2/15 = around 0.133333</output>
<gadget id="calculator">30 / (2/15)</gadget>
<output>225</output>
<result>225</result>


甲、乙两车分别从A、B两地同时相向而行，分别与上午9点和下午1点经过途中的一座加油站，已知甲的速度是乙的速度的3倍．则多少点时两车相遇．

Cars A and B are traveling towards each other from places A and B at the same time, passing a gas station on the way at 9:00 am and 1:00 pm respectively. It is known that A's speed is three times that of B's. Then at what point the two cars meet.


甲、乙二人同时各自生产同样数量的某种零件，甲每小时生产20个，乙每小时生产11个，当甲的任务完成之后，又立即帮乙做了36个，乙也完成了任务，问：甲完成自己的任务用了几小时？

A and B produce the same number of certain parts at the same time. A produces 20 pieces per hour, and B produces 11 pieces per hour. When A’s task is completed, he immediately helps B make 36 pieces, and B also completes the task. , Ask: How many hours did it take A to complete his task?

<gadget id="calculator">36 / 11</gadget>
<output>36/11 = around 3.272727</output>
<gadget id="calculator">11 / 20</gadget>
<output>11/20 = around 0.55</output>
<gadget id="calculator">1 - (11/20)</gadget>
<output>9/20 = around 0.45</output>
<gadget id="calculator">(36/11) / (9/20)</gadget>
<output>80/11 = around 7.272727</output>
<gadget id="calculator">(80/11) * (11/20)</gadget>
<output>4</output>
<result>4</result>


书店进来一批新书，第一天卖出总数的(1/5)，第二天卖出33本，还剩总数的25%没有卖．这批新书的总数是多少本？

The bookstore comes in with a batch of new books, and sells 1/5 of the total number on the first day, and 33 copies on the second day, leaving 25% of the total number unsold. What is the total number of new books in this batch?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 - (1/5) - (1/4)</gadget>
<output>11/20 = around 0.55</output>
<gadget id="calculator">33 / (11/20)</gadget>
<output>60</output>
<result>60</result>


学校图书馆买来一批图书，其中故事书占(1/5)，文艺书占(1/7)，买来故事书比文艺书多200本，学校买来图书一共多少本？

The school library bought a batch of books, among which story books accounted for (1/5) and literary books accounted for (1/7). The story books bought were 200 more than the literary books. How many books did the school buy in total?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>
<gadget id="calculator">(1/5) - (1/7)</gadget>
<output>2/35 = around 0.057143</output>
<gadget id="calculator">200 / (2/35)</gadget>
<output>3_500</output>
<result>3_500</result>


5□3/5，要使商的中间有0，□里最大填多少

5□3/5, if there is 0 in the middle of the quotient, what is the maximum number in □


一本书长16厘米，宽12厘米，厚2厘米，把2本同样的书包成一包，至少要多少平方厘米的纸．

A book is 16 centimeters long, 12 centimeters wide, and 2 centimeters thick. If you pack 2 identical books into a package, how many square centimeters of paper do you need at least?

<gadget id="calculator">16 * 12</gadget>
<output>192</output>
<gadget id="calculator">16 * 2</gadget>
<output>32</output>
<gadget id="calculator">12 * 2</gadget>
<output>24</output>
<gadget id="calculator">192 + 32 + 24</gadget>
<output>248</output>
<gadget id="calculator">248 * 2 * 2</gadget>
<output>992</output>
<gadget id="calculator">16 * 12 * 2</gadget>
<output>384</output>
<gadget id="calculator">992 - 384</gadget>
<output>608</output>
<result>608</result>


一个分数的分子和分母之和为42，约分后为(3/4)．这个分数是多少．

The sum of the numerator and denominator of a fraction is 42, which is (3/4) after division. What is this score.

<gadget id="calculator">3 + 4</gadget>
<output>7</output>
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>
<gadget id="calculator">42 * (4/7)</gadget>
<output>24</output>
<gadget id="calculator">(3/7) / 24</gadget>
<output>1/56 = around 0.017857</output>
<gadget id="calculator">42 * (1/56)</gadget>
<output>3/4 = around 0.75</output>
<result>3/4 = around 0.75</result>


小明往一个桶里倒入4杯水，连桶重2千克，倒入12杯水，连桶重7800克．每杯水有多重？

Xiao Ming pours 4 cups of water into a bucket, with the bucket weighing 2 kg, and pours 12 cups of water, with the bucket weighing 7800 grams. How much does each glass of water weigh?

<gadget id="calculator">2 * 1_000</gadget>
<output>2_000</output>
<gadget id="calculator">7_800 - 2_000</gadget>
<output>5_800</output>
<gadget id="calculator">12 - 4</gadget>
<output>8</output>
<gadget id="calculator">5_800 / 8</gadget>
<output>725</output>
<result>725</result>


一个正方形的棱长的和是60cm，它的体积是多少cm**3．

The sum of the sides of a square is 60cm, what is its volume in cm**3.

<gadget id="calculator">60 / 12</gadget>
<output>5</output>
<gadget id="calculator">5 * 5 * 5</gadget>
<output>125</output>
<result>125</result>


农贸市场有1吨蔬菜，上午卖出了247千克，下午又卖出了165千克，现在农贸市场还剩下多少蔬菜？

There is 1 ton of vegetables in the farmer's market, 247 kg were sold in the morning, and another 165 kg in the afternoon. How many vegetables are left in the farmer's market now?

<gadget id="calculator">1 * 1_000</gadget>
<output>1_000</output>
<gadget id="calculator">247 + 165</gadget>
<output>412</output>
<gadget id="calculator">1_000 - 412</gadget>
<output>588</output>
<result>588</result>


20以内所有合数的和是多少．

What is the sum of all composite numbers up to 20?


学校买来8套桌椅共用了880元，每张桌子62元，每把椅子多少元？(用方程解)

The school bought 8 sets of tables and chairs for a total of 880 yuan, each table is 62 yuan, how much is each chair? (solution by equation)

<gadget id="calculator">62 * 8</gadget>
<output>496</output>
<gadget id="calculator">880 - 496</gadget>
<output>384</output>
<gadget id="calculator">384 / 8</gadget>
<output>48</output>
<result>48</result>


要把72瓶矿泉水用箱子包装起来，要求每箱的瓶数一样，有几种不同的包装方法？

72 bottles of mineral water are to be packed in boxes, and the number of bottles in each box is required to be the same. How many different packaging methods are there?

<gadget id="calculator">7 * 2</gadget>
<output>14</output>
<result>14</result>


一段铁路10人铺设要18天完成，如果每个人每天工作量相同，现在要提前3天完成任务，需要增加多少人？

It takes 18 days to complete the laying of a section of railway by 10 people. If everyone has the same workload every day, and now the task needs to be completed 3 days ahead of schedule, how many more people are needed?

<gadget id="calculator">10 * 18</gadget>
<output>180</output>
<gadget id="calculator">1 / 180</gadget>
<output>1/180 = around 0.005556</output>
<gadget id="calculator">18 - 3</gadget>
<output>15</output>
<gadget id="calculator">(1/180) * 15</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">1 / (1/12)</gadget>
<output>12</output>
<gadget id="calculator">12 - 10</gadget>
<output>2</output>
<result>2</result>


一个服装店的两种毛衣均按96元出售，其中一件赚20%，一件亏4%，这两种毛衣各售出一件，赚了多少钱？

Two kinds of sweaters in a clothing store are sold at 96 yuan, one of which earns 20% and the other loses 4%. If each of the two kinds of sweaters is sold, how much is the profit?

<gadget id="calculator">96 * 2</gadget>
<output>192</output>
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">96 / (6/5)</gadget>
<output>80</output>
<gadget id="calculator">4 / 100</gadget>
<output>1/25 = around 0.04</output>
<gadget id="calculator">1 - (1/25)</gadget>
<output>24/25 = around 0.96</output>
<gadget id="calculator">96 / (24/25)</gadget>
<output>100</output>
<gadget id="calculator">80 + 100</gadget>
<output>180</output>
<gadget id="calculator">192 - 180</gadget>
<output>12</output>
<result>12</result>


一个圆形纸片的直径是2dm，将它对折再对折后，周长是多少dm．

The diameter of a circular piece of paper is 2dm. If it is folded in half and then folded in half again, what is the circumference in dm?

<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">3.14 * (1/2)</gadget>
<output>1.57</output>
<gadget id="calculator">1.57 + 2</gadget>
<output>3.57</output>
<result>3.57</result>


42/6=7，当除数加12时，要使商不变，被除数应加多少

42/6=7, when the divisor is added to 12, how much should the dividend be added to keep the quotient unchanged


刘烨看一本课外书，第一天看了(1/4)，第二天看了(1/5)，那么这本书还有多少没看？

Liu Ye reads an extra-curricular book. He reads (1/4) on the first day and (1/5) the next day, so how much of this book has he not read?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/4) - (1/5)</gadget>
<output>11/20 = around 0.55</output>
<result>11/20 = around 0.55</result>


把一根长为3米的长方体木材截成4段，表面积增加了90平方分米，原来木材的体积是多少立方分米？

If a 3-meter-long cuboid is cut into 4 sections, the surface area increases by 90 square decimeters. What is the original volume of the wood?

<gadget id="calculator">4 - 1</gadget>
<output>3</output>
<gadget id="calculator">3 * 2</gadget>
<output>6</output>
<gadget id="calculator">90 / 6</gadget>
<output>15</output>
<gadget id="calculator">15 * 3 * 10</gadget>
<output>450</output>
<result>450</result>


东东去新玛特超市买了5枝水性笔和3本练习本一共用去13.5元．每校水性笔的价钱是1.5元，每本练习本的价钱是多少元？(先用算术方法解，再用方程解．)

Dongdong went to Xinmart Supermarket and bought 5 water-based pens and 3 exercise books for a total of 13.5 yuan. The price of each school water-based pen is 1.5 yuan, how much is the price of each exercise book? (First use the arithmetic method to solve it, and then use the equation to solve it.)

<gadget id="calculator">1.5 * 5</gadget>
<output>7.5</output>
<gadget id="calculator">13.5 - 7.5</gadget>
<output>6</output>
<gadget id="calculator">1.5 * 3</gadget>
<output>4.5</output>
<gadget id="calculator">13.5 - 4.5</gadget>
<output>9</output>
<gadget id="calculator">9 / 3</gadget>
<output>3</output>
<gadget id="calculator">6 / 3</gadget>
<output>2</output>
<result>2</result>


方程0.6x=9的解是多少．

What is the solution of the equation 0.6x=9.

<gadget id="calculator">9 / 0.6</gadget>
<output>15</output>
<result>15</result>


一车水果重2.4吨，按1：3：4的比例分配给甲、乙、丙三个水果店，乙水果店分得水果多少千克？

A cart of fruit weighs 2.4 tons, and is distributed to three fruit shops A, B, and C according to the ratio of 1:3:4. How many kilograms of fruit does B fruit shop get?

<gadget id="calculator">1 + 3 + 4</gadget>
<output>8</output>
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">2.4 * (3/8) * 1_000</gadget>
<output>900</output>
<result>900</result>


一个棱长为6厘米的正方体，表面贴两个棱长分别为1厘米与2厘米的小正方体，则得到的立体的表面积最小可以是多少平方厘米．

If a cube with a side length of 6 cm is attached to the surface of two small cubes with side lengths of 1 cm and 2 cm respectively, what is the minimum surface area of the solid that can be obtained?

<gadget id="calculator">6 * 6 * 6</gadget>
<output>216</output>
<gadget id="calculator">2 * 2 * 6</gadget>
<output>24</output>
<gadget id="calculator">1 * 1 * 6</gadget>
<output>6</output>
<gadget id="calculator">2 * 2 * 2</gadget>
<output>8</output>
<gadget id="calculator">1 * 1 * 4</gadget>
<output>4</output>
<gadget id="calculator">6 - 8 - 4</gadget>
<output>-6</output>
<gadget id="calculator">216 + 24 + (-6)</gadget>
<output>234</output>
<result>234</result>


刘小东在做小数除法计算时，只把把除数的小数点向右移动了一位，被除数的小数点忘了移动，结果比正确的商小了10.8，正确的商是多少

When Liu Xiaodong was doing decimal division calculations, he only moved the decimal point of the divisor one place to the right, and forgot to move the decimal point of the dividend. The result was 10.8 smaller than the correct quotient. What is the correct quotient?

<gadget id="calculator">1 - 0.1</gadget>
<output>0.9</output>
<gadget id="calculator">10.8 / 0.9</gadget>
<output>12</output>
<result>12</result>


<gadget id="calculator">18.2 * 2</gadget>
<output>36.4</output>
<gadget id="calculator">36.4 - 10.82 - 5.12</gadget>
<output>20.46</output>
<gadget id="calculator">20.46 / 0.08</gadget>
<output>255.75</output>
<result>255.75</result>


一项工程，甲、乙两人合作需要8天完成，如果乙独做，需12天完成，两人开始合作一段时间，乙离开另有任务，余下的工作由甲来完成，又用了3天才完成任务，两人合作了几天？

It takes 8 days for A and B to complete a project together. If B works alone, it takes 12 days to complete. The two start to cooperate for a period of time. B leaves and has another task. The genius completed the task, how many days did the two work together?

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">(1/8) - (1/12)</gadget>
<output>1/24 = around 0.041667</output>
<gadget id="calculator">(1/24) * 3</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">1 - (1/8)</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">(7/8) / (1/8)</gadget>
<output>7</output>
<result>7</result>


一个圆柱与另一个圆锥等高等体积，已知圆柱的底面积是9平方厘米，圆锥的底面积是多少平方厘米．

cylinder and another cone have the same height and volume. It is known that the base area of the cylinder is 9 square centimeters. What is the base area of the cone in square centimeters.

<gadget id="calculator">9 * 3</gadget>
<output>27</output>
<result>27</result>


某人从甲地到乙地步行每小时走(9/2)千米，回来时骑自行车每小时行(45/4)千米，骑自行车比走路少(2/5)小时．那么他骑车用了多少小时？

A person walks (9/2) kilometers per hour from A to B, and rides a bicycle to travel (45/4) kilometers per hour when returning. Cycling takes (2/5) less hours than walking. So how many hours did he ride the bike?

<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(5/2) * (2/3)</gadget>
<output>5/3 = around 1.666667</output>
<result>5/3 = around 1.666667</result>


两个相邻的偶数，大数比小数多25%，这个小数是多少．

Two adjacent even numbers, the large number is 25% more than the small number, what is the small number?

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">2 / (1/4)</gadget>
<output>8</output>
<result>8</result>


把7.36扩大多少倍是7360．

<gadget id="calculator">7_360 / 7.36</gadget>
<output>1_000</output>
<result>1_000</result>


科学考察船在海里测量某处海深．由海面向海底，6秒钟收到信号．超声波在海水中的传播速度是每秒1450米，此处海深多少米．

A scientific research ship is in the sea to measure the depth of a certain place. From the sea to the bottom of the sea, the signal is received in 6 seconds. The propagation speed of ultrasonic waves in seawater is 1450 meters per second. How deep is the sea here?

<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">3 * 1_450</gadget>
<output>4_350</output>
<result>4_350</result>


一个梯形的上、下底之和是36dm，是高的4倍，这个梯形的面积是多少dm**2．

The sum of the upper and lower bases of a trapezoid is 36dm, which is 4 times the height. What is the area of the trapezoid in dm**2.

<gadget id="calculator">36 / 4</gadget>
<output>9</output>
<gadget id="calculator">9 / 2</gadget>
<output>9/2 = around 4.5</output>
<gadget id="calculator">36 * (9/2)</gadget>
<output>162</output>
<result>162</result>


一个正方形的游泳池，围着这个游泳池走一圈要走120米，这个游泳池的边长是多少米．

A square swimming pool, it takes 120 meters to walk around the swimming pool, what is the side length of the swimming pool?

<gadget id="calculator">120 / 4</gadget>
<output>30</output>
<result>30</result>


在学校举行的书法作品大赛中，五年级的参赛作品有98件，六年级的参赛作品比五年级多(2/7)，五、六年级的参赛作品一共有多少件？

In the calligraphy competition held by the school, there are 98 entries for the fifth grade, and more entries for the sixth grade than the fifth grade (2/7). How many entries are there for the fifth and sixth grades?

<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>
<gadget id="calculator">1 + (2/7)</gadget>
<output>9/7 = around 1.285714</output>
<gadget id="calculator">98 * (9/7)</gadget>
<output>126</output>
<gadget id="calculator">126 + 98</gadget>
<output>224</output>
<result>224</result>


一袋洗衣粉重500克，2袋洗衣粉的重量是多少千克

bag of washing powder weighs 500 grams, what is the weight of 2 bags of washing powder in kilograms

<gadget id="calculator">500 * 2</gadget>
<output>1_000</output>
<gadget id="calculator">1_000 / 1_000</gadget>
<output>1</output>
<result>1</result>


学校购买每张单价是140元的课桌，买了30张还多480元．如果用这笔钱买椅子，可以买40把．每把椅子的单价是多少元？

The school buys desks with a unit price of 140 yuan, and it costs 480 yuan more to buy 30 desks. If you use this money to buy chairs, you can buy 40 chairs. How much is the unit price of each chair?

<gadget id="calculator">140 * 30</gadget>
<output>4_200</output>
<gadget id="calculator">4_200 + 480</gadget>
<output>4_680</output>
<gadget id="calculator">4_680 / 40</gadget>
<output>117</output>
<result>117</result>


陈红收藏邮票37套，送给妹妹一套后，剩下的恰好是张华邮票套数的1.5倍，张华收藏邮票多少套？

Chen Hong collected 37 sets of stamps, and after giving one set to her sister, the remaining ones were exactly 1.5 times the number of stamps set by Zhang Hua. How many sets of stamps did Zhang Hua collect?

<gadget id="calculator">37 - 1</gadget>
<output>36</output>
<gadget id="calculator">36 / 1.5</gadget>
<output>24</output>
<result>24</result>


甲数是(7/9)，乙数是甲数倒数的(2/9)，乙数是多少

The number of A is (7/9), the number of B is the reciprocal of the number of A (2/9), what is the number of B

<gadget id="calculator">7 / 9</gadget>
<output>7/9 = around 0.777778</output>
<gadget id="calculator">1 / (7/9)</gadget>
<output>9/7 = around 1.285714</output>
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>
<gadget id="calculator">(9/7) * (2/9)</gadget>
<output>2/7 = around 0.285714</output>
<result>2/7 = around 0.285714</result>


3(5/7)至少要加上多少个它的分数单位，就变成既是奇数又是合数．

3(5/7) has to add at least how many of its fractional units to become both an odd number and a composite number.


一个长、宽、高分别为6米，3米，5米的水池，它的占地面积是多少平方米．

pool whose length, width, and height are 6 meters, 3 meters, and 5 meters respectively, what is the area in square meters?

<gadget id="calculator">6 * 3</gadget>
<output>18</output>
<result>18</result>


<gadget id="calculator">3.12 / 2.4</gadget>
<output>1.3</output>
<result>1.3</result>


四位数abcd与9的乘积dcba，其中a，b，c，d表示不同的数字，求原四位数．

The product dcba of the four-digit number abcd and 9, where a, b, c, and d represent different numbers, find the original four-digit number.


一群解放军战士排成一个三层空心方阵多出9人，如果在空心部分再增加一层，还差7人，这群战士共有多少人．

A group of People's Liberation Army soldiers lined up in a three-layer hollow square has 9 more people. If an additional layer is added to the hollow part, there will be a difference of 7 people. How many people are there in this group of soldiers?

<gadget id="calculator">3 * 2</gadget>
<output>6</output>
<gadget id="calculator">5 + 6</gadget>
<output>11</output>
<gadget id="calculator">11 - 3</gadget>
<output>8</output>
<gadget id="calculator">8 * 3 * 4</gadget>
<output>96</output>
<gadget id="calculator">96 + 9</gadget>
<output>105</output>
<result>105</result>


用一根长3.5米长的铁丝做了5个一样大的圆圈之后，还剩下0.36米，每个圆圈的直径是多少米．

After making 5 circles of the same size with a 3.5-meter-long iron wire, there is 0.36 meters left. What is the diameter of each circle in meters?

<gadget id="calculator">0.785 / 3.14</gadget>
<output>0.25</output>
<result>0.25</result>


一枝钢笔和一枝毛笔的价钱共24元，一枝毛笔的价钱是钢笔的(1/3)，一枝毛笔的价钱是多少？

The price of a fountain pen and a writing brush is 24 yuan in total, and the price of a writing brush is (1/3) of that of a fountain pen. How much is the price of a writing brush?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 + (1/3)</gadget>
<output>4/3 = around 1.333333</output>
<gadget id="calculator">24 / (4/3)</gadget>
<output>18</output>
<gadget id="calculator">24 - 18</gadget>
<output>6</output>
<result>6</result>


把一根长6米圆柱形的木料截成3段，表面积增加了25.12m**2，这个圆柱的体积是多少立方厘米．

Cut a 6-meter-long cylindrical wood into 3 sections, the surface area increases by 25.12m**2, what is the volume of this cylinder in cubic centimeters?

<gadget id="calculator">25.12 / 4</gadget>
<output>6.28</output>
<gadget id="calculator">6.28 * 6</gadget>
<output>37.68</output>
<result>37.68</result>


新华小学有一块长方形花圃，长8米，宽5米，四周围上篱笆，篱笆长多少米？

There is a rectangular flowerbed in Xinhua Primary School, 8 meters long and 5 meters wide, surrounded by a fence. How long is the fence?

<gadget id="calculator">8 + 5</gadget>
<output>13</output>
<gadget id="calculator">13 * 2</gadget>
<output>26</output>
<result>26</result>


把1千克平均分成10份，每份是1千克的((())/(()))，用小数表示是多少千克．

Divide 1 kilogram into 10 parts on average, and each part is 1 kilogram ((())/(())), express the number of kilograms in decimals.

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<result>1/10 = around 0.1</result>


3月12日植树节那天，同学们种植了180棵树，有20棵没有成活，后来又补种了20棵，全部成活，今年同学们植树的成活率是多少．

On the Arbor Day on March 12, the students planted 180 trees, 20 of which did not survive, and then replanted 20 more, all of which survived. What is the survival rate of the trees planted by the students this year?

<gadget id="calculator">180 - 20</gadget>
<output>160</output>
<gadget id="calculator">160 + 20</gadget>
<output>180</output>
<gadget id="calculator">180 + 20</gadget>
<output>200</output>
<gadget id="calculator">180 / 200</gadget>
<output>9/10 = around 0.9</output>
<result>9/10 = around 0.9</result>


五年级一班共有图书67本，其中故事书34本，其余的是科技书，科技书占图书总数的多少．

There are 67 books in the fifth grade class, including 34 story books, and the rest are science and technology books. How much do science and technology books account for in the total number of books?

<gadget id="calculator">67 - 34</gadget>
<output>33</output>
<gadget id="calculator">33 / 67</gadget>
<output>33/67 = around 0.492537</output>
<result>33/67 = around 0.492537</result>