小学有一幢5层教学楼，每层有12间教室，每间教室有6个窗户．全幢楼共有窗户多少个．

There is a 5-story teaching building in a primary school, each floor has 12 classrooms, and each classroom has 6 windows. How many windows are there in the whole building?

<gadget id="calculator">12 * 5 * 6</gadget>
<output>360</output>
<result>360</result>


一本书有254页，小丁第一天看了14页，剩下的每天看12页，还需要多少天看完？

A book has 254 pages. Xiao Ding reads 14 pages on the first day, and the rest 12 pages a day. How many days will it take to finish reading?

<gadget id="calculator">254 - 14</gadget>
<output>240</output>
<gadget id="calculator">240 / 12</gadget>
<output>20</output>
<result>20</result>


将一张长是8米，宽是7米的长方形纸卷成尽可能大的圆筒，这个圆筒的侧面积是多少平方米？

A piece of rectangular paper with a length of 8 meters and a width of 7 meters is rolled into a cylinder as large as possible. What is the lateral area of the cylinder in square meters?

<gadget id="calculator">7 * 8</gadget>
<output>56</output>
<result>56</result>


420/35的简便算法是多少

<gadget id="calculator">420 / 35</gadget>
<output>12</output>
<result>12</result>


将一个长方体沿长截去2厘米，得到一个正方体，表面积比原来长方体减少120平方厘米，求原来长方体的体积是多少立方厘米．

Cut off a cuboid along its length by 2 cm to obtain a cube whose surface area is 120 cm2 less than that of the original cuboid. Find the volume of the original cuboid in cubic centimeters.

<gadget id="calculator">120 / 4 / 2</gadget>
<output>15</output>
<gadget id="calculator">15 + 2</gadget>
<output>17</output>
<gadget id="calculator">15 * 15 * 17</gadget>
<output>3_825</output>
<result>3_825</result>


甲数是a，比乙数的(3/2)少b，表示乙数的式子是(a+b)/多少

Number A is a, which is b less than (3/2) of Number B, and the formula for Number B is (a+b)/how much

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<result>3/2 = around 1.5</result>


一个边长是4厘米的正方形和一个长是4厘米、宽是3厘米的长方形拼成一个大长方形，这个大长方形的面积是多少平方厘米．

A square with a side length of 4 cm and a rectangle with a length of 4 cm and a width of 3 cm are put together to form a large rectangle. What is the area of the large rectangle in square centimeters?

<gadget id="calculator">4 + 3</gadget>
<output>7</output>
<gadget id="calculator">7 * 4</gadget>
<output>28</output>
<result>28</result>


某个数是大于1000而且小于2000的整数．这个数加1是完全平方数，它的一半加1也是完全平方数，那么这个数是多少．

A certain number is an integer greater than 1000 and less than 2000. This number plus 1 is a perfect square number, and its half plus 1 is also a perfect square number, so what is this number?


百货公司委托搬运站运送500只玻璃杯．双方商定：每只运费是0.24元，如果打破一只，不但不给运费，还要赔偿1.26元．结果搬运站共得搬运费115.50元．问搬运中打破了几只玻璃杯？

The department store entrusts the handling station to deliver 500 glasses. The two parties agreed: the shipping fee for each piece is 0.24 yuan. If one piece is broken, not only will the shipping fee not be paid, but 1.26 yuan will be compensated. As a result, the transportation station received a total transportation fee of 115.50 yuan. Q How many glasses were broken during the handling?

<gadget id="calculator">500 * 0.24</gadget>
<output>120</output>
<gadget id="calculator">120 - 115.5</gadget>
<output>4.5</output>
<gadget id="calculator">1.26 + 0.24</gadget>
<output>1.5</output>
<gadget id="calculator">4.5 / 1.5</gadget>
<output>3</output>
<result>3</result>


把一个棱长是4厘米的正方体铁块，完全浸没在一个盛水的长方体容器中．取出铁块后，水面下降了1厘米．这个长方体容器的底面积是多少？

A cube of iron with a side length of 4 cm is completely submerged in a cuboid container filled with water. After removing the iron block, the water level dropped by 1 cm. What is the area of the base of this cuboid container?

<gadget id="calculator">4 / 1</gadget>
<output>4</output>
<gadget id="calculator">4 * 4 * 4</gadget>
<output>64</output>
<result>64</result>


在一个比例里，两内项的积是最小的质数，其中的一个外项是(1/3)，另一个外项是多少．

In a ratio, the product of two inner terms is the smallest prime number, one of which is (1/3), and what is the other outer term.

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


小明在做一道乘法题时，错把一个因数19看成了16，结果得到的积比正确的积少了312，正确的积是多少？

When Xiao Ming was doing a multiplication problem, he mistakenly regarded a factor of 19 as 16. The resulting product was 312 less than the correct product. What is the correct product?

<gadget id="calculator">312 / 3</gadget>
<output>104</output>
<gadget id="calculator">19 * 104</gadget>
<output>1_976</output>
<result>1_976</result>


一件上衣打八折后的售价是260元，老板说："如果这件上衣对折就不赚也不亏"．这件上衣成本是多少元？

The price of a jacket after a 20% discount is 260 yuan. The boss said: "If this jacket is discounted in half, there will be no profit or loss." How much does this coat cost?

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">260 / (4/5)</gadget>
<output>325</output>
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">325 * (1/2)</gadget>
<output>325/2 = around 162.5</output>
<result>325/2 = around 162.5</result>


一本漫画书原价18元，六一儿童节期间价格降低了(1/6)，现价多少元．

The original price of a comic book is 18 yuan, but the price has been reduced (1/6) during Children's Day. What is the current price?

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 - (1/6)</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">18 * (5/6)</gadget>
<output>15</output>
<result>15</result>


白兔只数的(5/12)等于黑兔的只数，白兔有144只，黑兔有多少只？

The number of white rabbits (5/12) is equal to the number of black rabbits. There are 144 white rabbits. How many black rabbits are there?

<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>
<gadget id="calculator">144 * (5/12)</gadget>
<output>60</output>
<result>60</result>


一个长方体玻璃容器的底面积为240平方厘米，容器中水深12厘米，把一块石头放入水中，这时量得容器内水深15厘米．这块石头的体积是多少立方厘米？

The bottom area of a rectangular parallelepiped glass container is 240 square centimeters, and the depth of water in the container is 12 cm. If a stone is put into the water, the water depth in the container is measured to be 15 cm. What is the volume of this stone in cubic centimeters?

<gadget id="calculator">15 - 12</gadget>
<output>3</output>
<gadget id="calculator">240 * 3</gadget>
<output>720</output>
<result>720</result>


一块正方形菜地边长2.4米，它的十分之七种黄瓜，种黄瓜的面积是多少平方米？

The side length of a square vegetable field is 2.4 meters, and seven tenths of it are cucumbers. How many square meters is the area for growing cucumbers?

<gadget id="calculator">7 / 10</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">2.4 * 2.4 * (7/10)</gadget>
<output>4.032</output>
<result>4.032</result>


明明是个小马虎，他粗心大意把80*(□+5)错算成80*□+5，聪明的你，算一算，他得到的结果与正确结果相差多少．

Obviously a little sloppy, he carelessly miscalculated 80*(□+5) into 80*□+5, smart you, do the math, how much difference between the result he got and the correct result.

<gadget id="calculator">80 * 5</gadget>
<output>400</output>
<gadget id="calculator">400 - 5</gadget>
<output>395</output>
<result>395</result>


光华机械厂两天生产了一批零件，用同样的箱子包装，第一天完成了总量的(3/7)，装满了4箱还剩120个，第二天生产零件正好装满6箱，这批零件共有多少个？

Guanghua Machinery Factory produced a batch of parts in two days and packed them in the same box. On the first day, 3/7 of the total amount was completed, and there were 120 left after filling 4 boxes. The next day, the production parts were exactly 6 Box, how many parts are there in this batch?

<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">1 - (3/7)</gadget>
<output>4/7 = around 0.571429</output>
<gadget id="calculator">6 / (4/7)</gadget>
<output>21/2 = around 10.5</output>
<gadget id="calculator">(21/2) - 6 - 4</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">120 / (1/2)</gadget>
<output>240</output>
<gadget id="calculator">240 * (21/2)</gadget>
<output>2_520</output>
<result>2_520</result>


把一个圆柱削成一个最大的圆锥，体积减少了48立方米，圆柱的体积是多少立方米．

If a cylinder is cut into the largest cone, the volume is reduced by 48 cubic meters, what is the volume of the cylinder in cubic meters?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">48 / (2/3)</gadget>
<output>72</output>
<result>72</result>


甲数比乙数多10，它们的比是3：2，甲乙两数的积是多少．

The number A is 10 more than the number B, and their ratio is 3:2. What is the product of the two numbers A and B?

<gadget id="calculator">3 - 2</gadget>
<output>1</output>
<gadget id="calculator">10 / 1</gadget>
<output>10</output>
<gadget id="calculator">10 * 2 * 10 * 3</gadget>
<output>600</output>
<result>600</result>


<gadget id="calculator">73 / 5</gadget>
<output>73/5 = around 14.6</output>
<gadget id="calculator">5 / 3</gadget>
<output>5/3 = around 1.666667</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">(5/3) - (1/6)</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">2 / 15</gadget>
<output>2/15 = around 0.133333</output>
<gadget id="calculator">(3/2) * (2/15)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(73/5) / (1/5)</gadget>
<output>73</output>
<result>73</result>


一辆自行车轮胎外直径50厘米，如果自行车每分钟转120周，这辆自行车每小时能行多少千米？

The outer diameter of a bicycle tire is 50 cm. If the bicycle rotates 120 times per minute, how many kilometers per hour can the bicycle travel?

<gadget id="calculator">60 / 100_000</gadget>
<output>3/5_000 = around 0.0006</output>
<gadget id="calculator">3.14 * 50 * 120 * (3/5_000)</gadget>
<output>11.304</output>
<result>11.304</result>


一车间有女工120人，男工人数是女工人数的2倍，男女工共有多少人？

There are 120 female workers in a workshop, and the number of male workers is twice the number of female workers. How many male and female workers are there in total?

<gadget id="calculator">120 * 2</gadget>
<output>240</output>
<gadget id="calculator">240 + 120</gadget>
<output>360</output>
<result>360</result>


<gadget id="calculator">0.024 * 0.25</gadget>
<output>0.006</output>
<result>0.006</result>


将一个圆柱的侧面展开是一个长为25.12cm的长方形，求这个圆柱的底面半径．

If the side of a cylinder is expanded to form a rectangle with a length of 25.12 cm, find the radius of the base of the cylinder.

<gadget id="calculator">25.12 / 3.14 / 2</gadget>
<output>4</output>
<result>4</result>


一根绳子长137米，第一次用去44米，第二次用去56米，还剩下多少米？

A rope is 137 meters long, 44 meters are used for the first time, and 56 meters are used for the second time, how many meters are left?

<gadget id="calculator">137 - 44 - 56</gadget>
<output>37</output>
<result>37</result>


把106千克改写成用"吨"作单位的数是多少吨

Rewrite 106 kilograms as the number of tons using "ton" as the unit

<gadget id="calculator">106 / 1_000</gadget>
<output>53/500 = around 0.106</output>
<result>53/500 = around 0.106</result>


一个三位数，如果它的每一位数字都不小于另一个三位数对应数位上的数字，就称它"吃掉"另一个三位数，例如：532吃掉311，123吃掉123，但726与267相互都不被吃掉．问：能吃掉678的三位数共有多少个．

A three-digit number is said to "eat" another three-digit number if each of its digits is not less than the number on the corresponding digit of the other three-digit number, for example: 532 eats 311, 123 eats 123 , but 726 and 267 are not eaten by each other. Question: How many three-digit numbers can eat 678?

<gadget id="calculator">4 * 3 * 2</gadget>
<output>24</output>
<result>24</result>


在一次有1000人参加的入学考试中，录取了150人，录取者的平均成绩与未录取者的平均成绩相差38分，全体考生的平均成绩是55分，已知录取分数线比录取者的平均成绩少7.3分，那么录取分数线是多少分．

In an entrance examination involving 1,000 people, 150 people were admitted. The difference between the average score of the admitted students and the average score of the unadmitted students was 38 points. The average score of all candidates was 55 points. If the score is less than 7.3 points, what is the cut-off score for admission?

<gadget id="calculator">1_000 * 38</gadget>
<output>38_000</output>
<gadget id="calculator">55 * 1_000</gadget>
<output>55_000</output>
<gadget id="calculator">150 * 38</gadget>
<output>5_700</output>
<gadget id="calculator">55_000 - 5_700</gadget>
<output>49_300</output>
<gadget id="calculator">38_000 + 49_300</gadget>
<output>87_300</output>
<gadget id="calculator">1_000 - 150</gadget>
<output>850</output>
<gadget id="calculator">150 + 850</gadget>
<output>1_000</output>
<gadget id="calculator">87_300 / 1_000</gadget>
<output>873/10 = around 87.3</output>
<gadget id="calculator">(873/10) - 7.3</gadget>
<output>80</output>
<result>80</result>


一个圆锥形的体积是9.42立方分米，与它等底等高的圆柱形的体积是多少立方分米

The volume of a cone is 9.42 cubic decimeters, what is the volume of a cylinder with the same base and height as it?

<gadget id="calculator">9.42 * 3</gadget>
<output>28.26</output>
<result>28.26</result>


四年级同学去公园游玩，四1班有48人，四2班有45人，四1班买的门票比四2班多36元，平均每张门票多少元？

The fourth grade students go to the park to play. There are 48 people in Class 41 and 45 people in Class 42. The tickets for Class 41 are 36 yuan more than that for Class 42. How much is the average ticket?

<gadget id="calculator">48 - 45</gadget>
<output>3</output>
<gadget id="calculator">36 / 3</gadget>
<output>12</output>
<result>12</result>


星期天中午小刚妈妈在家煮饭，淘米要3分钟，煮饭要26分钟，洗菜要7分钟，切菜要6分钟，炒菜要12分钟，如果煮饭和炒菜用不同的锅与炉子，小刚妈妈要把饭、菜都烧好，最少要多少分钟．

At noon on Sunday, Xiaogang’s mother cooks at home. It takes 3 minutes to wash rice, 26 minutes to cook rice, 7 minutes to wash vegetables, 6 minutes to chop vegetables, and 12 minutes to stir-fry. If different pots and stoves are used for cooking and stir-frying, Xiaogang's mother wants to cook the rice and vegetables, how many minutes is the minimum.

<gadget id="calculator">3 + 26</gadget>
<output>29</output>
<result>29</result>


从A地和B地，甲车行完全程要10小时，乙车行完全程要15小时．现在两车分别从A、B两地同时出发，相遇时，甲车比乙车多了60千米．问：A、B两地相距多少千米？

From point A to point B, it takes 10 hours for car A to complete the journey, and 15 hours for car B to complete the journey. Now the two cars start from A and B at the same time. When they meet, A car is 60 kilometers ahead of B car. Question: How many kilometers are there between A and B?

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">(1/10) + (1/15)</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 / (1/6)</gadget>
<output>6</output>
<gadget id="calculator">6 * (1/10)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">6 * (1/15)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(3/5) - (2/5)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">60 / (1/5)</gadget>
<output>300</output>
<result>300</result>


有-种墨砚的外面是-个近似的长方形，里面是一个圆形．墨砚的长约是15cm，宽约是10cm，圆形部分的直径是8cm．长方形和圆形之间的部分面积约是多少平方厘米？

There is a kind of inkstone with an approximate rectangle on the outside and a circle on the inside. The length of the inkstone is about 15cm, the width is about 10cm, and the diameter of the round part is 8cm. What is the approximate area in square centimeters between the rectangle and the circle?

<gadget id="calculator">15 * 10</gadget>
<output>150</output>
<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<gadget id="calculator">4 ** 2</gadget>
<output>16</output>
<gadget id="calculator">3.14 * 16</gadget>
<output>50.24</output>
<gadget id="calculator">150 - 50.24</gadget>
<output>99.76</output>
<result>99.76</result>


一个高是12厘米的圆锥体，沿底面直径分成大小、形状完全相同的两部分，表面积增加了192平方厘米，这个圆锥体的体积是多少．

A cone with a height of 12 cm is divided into two parts with the same size and shape along the diameter of the bottom surface, and the surface area increases by 192 cm2. What is the volume of the cone?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">192 / 2</gadget>
<output>96</output>
<gadget id="calculator">2 / 12</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">96 * (1/6)</gadget>
<output>16</output>
<gadget id="calculator">16 / 2</gadget>
<output>8</output>
<gadget id="calculator">8 ** 2</gadget>
<output>64</output>
<gadget id="calculator">(1/3) * 3.14 * 64 * 12</gadget>
<output>803.84</output>
<result>803.84</result>


一辆汽车从甲地开往乙地，已经行了全路的60%，超过中点112千米，甲、乙两地相距多少千米？

A car drives from place A to place B, and has traveled 60% of the way, exceeding the midpoint of 112 kilometers. How many kilometers are there between places A and B?

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(3/5) - (1/2)</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">112 / (1/10)</gadget>
<output>1_120</output>
<result>1_120</result>


一个长方体容器的底面是边长为20厘米的正方形，容器内水深15厘米，在容器内放入8个棱长为5厘米的正方形铜块，求现在的水深．

The bottom of a cuboid container is a square with a side length of 20 cm. The depth of water in the container is 15 cm. Put 8 square copper blocks with a side length of 5 cm in the container. Find the current water depth.

<gadget id="calculator">20 * 20 * 15</gadget>
<output>6_000</output>
<gadget id="calculator">5 * 5 * 5 * 8</gadget>
<output>1_000</output>
<gadget id="calculator">6_000 + 1_000</gadget>
<output>7_000</output>
<gadget id="calculator">20 * 20</gadget>
<output>400</output>
<gadget id="calculator">7_000 / 400</gadget>
<output>35/2 = around 17.5</output>
<result>35/2 = around 17.5</result>


稻花香酒店一月份收入150万元，缴纳了营业税后还剩135万元，则营业税率是多少．

The income of Daohuaxiang Hotel in January is 1.5 million yuan. After paying the business tax, there is still 1.35 million yuan left. What is the business tax rate?

<gadget id="calculator">150 - 135</gadget>
<output>15</output>
<gadget id="calculator">15 / 150</gadget>
<output>1/10 = around 0.1</output>
<result>1/10 = around 0.1</result>


盒子里有红、白、黑三种颜色的彩球，共70个，红球与白球个数的比是1：3，白球与黑球个数的比是1：2，红球有多少个．

There are 70 colored balls in red, white and black in a box. The ratio of red balls to white balls is 1:3, and the ratio of white balls to black balls is 1:2. How many red balls are there? ．

<gadget id="calculator">1 + 3 + 6</gadget>
<output>10</output>
<gadget id="calculator">70 / 10</gadget>
<output>7</output>
<gadget id="calculator">7 * 1</gadget>
<output>7</output>
<result>7</result>


早饭前妈妈要做好多事，烧开水要15分钟，擦桌椅要4分钟，准备暖水瓶1分钟，灌开水3分钟，买油条要10分钟，煮牛奶要7分钟，如灶具上只有一个火，全部做完这些工作，最少需要多少分钟．

Before breakfast, mother has to do a lot of things. It takes 15 minutes to boil water, 4 minutes to wipe the tables and chairs, 1 minute to prepare a thermos, 3 minutes to pour boiling water, 10 minutes to buy fried dough sticks, and 7 minutes to boil milk. If there is only one fire on the stove, How many minutes will it take to complete all these tasks at least.

<gadget id="calculator">15 + 7</gadget>
<output>22</output>
<result>22</result>


某车站在检票前若干分钟就开始排队，设每分钟来的旅客人数一样多，开始检票到等候的队伍消失，若同时开4个检票口需30分钟；同时开5个检票口需20分钟，为了使15分钟内检票队伍消失，需至少开多少检票口？

A certain station starts queuing up a few minutes before the ticket check. Assuming that the number of passengers coming every minute is the same, and the waiting line disappears from the start of the ticket check, it takes 30 minutes to open 4 ticket gates at the same time; it takes 20 minutes to open 5 ticket gates at the same time. In order to make the ticket checking queue disappear within 15 minutes, how many ticket gates must be opened at least?

<gadget id="calculator">4 * 30</gadget>
<output>120</output>
<gadget id="calculator">5 * 20</gadget>
<output>100</output>
<gadget id="calculator">120 - 100</gadget>
<output>20</output>
<gadget id="calculator">30 - 20</gadget>
<output>10</output>
<gadget id="calculator">20 / 10</gadget>
<output>2</output>
<gadget id="calculator">2 + 3</gadget>
<output>5</output>
<result>5</result>


三角形ABC中，∠A=45，∠B=47，∠C=多少．

In triangle ABC, ∠A=45, ∠B=47, ∠C=how much.

<gadget id="calculator">180 - 45 - 47</gadget>
<output>88</output>
<result>88</result>


新建一条生产线，实际投资27万元，比计划节约(1/10)．计划投资多少万元？

To build a new production line, the actual investment is 270,000 yuan, saving (1/10) compared to the plan. How much do you plan to invest?

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>
<gadget id="calculator">27 / (9/10)</gadget>
<output>30</output>
<result>30</result>


一个长方形的宽是25厘米，长是宽的4倍，这个长方形的面积是多少平方厘米？

The width of a rectangle is 25 cm and the length is 4 times the width. What is the area of the rectangle?

<gadget id="calculator">25 * 4</gadget>
<output>100</output>
<gadget id="calculator">25 * 100</gadget>
<output>2_500</output>
<result>2_500</result>


水果店运进了桃子和西瓜共96个，卖了桃子的(3/4)与西瓜的(5/8)，还剩下29个水果，水果店进了多少个桃子？

The fruit shop has brought in 96 peaches and watermelons, sold the peaches (3/4) and watermelons (5/8), and there are 29 fruits left. How many peaches did the fruit shop bring in?

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">96 * (5/8)</gadget>
<output>60</output>
<gadget id="calculator">96 - 29 - 60</gadget>
<output>7</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(3/4) - (5/8)</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">7 / (1/8)</gadget>
<output>56</output>
<result>56</result>


奶牛场有5个牛棚，每个牛棚有4头奶牛，奶牛场一天共喂360kg饲料．平均每头奶牛一天喂多少千克饲料？(用两种方法解答)

There are 5 cowsheds in the dairy farm, and each cowshed has 4 cows. The dairy farm feeds 360kg of feed in total every day. How many kilograms of feed does each cow feed on average per day? (answer in two ways)

<gadget id="calculator">4 * 5</gadget>
<output>20</output>
<gadget id="calculator">360 / 20</gadget>
<output>18</output>
<result>18</result>


一堆糖分给A、B、C三个班级的小朋友(每班人数互不相同)，如果A班每人6颗，则多3颗；乙班每人7颗，则少3颗；丙班每人8颗，则少7颗，问这堆糖至少有多少颗？

Distribute a pile of candies to children in three classes A, B, and C (the number of people in each class is different). If each person in class A has 6 candies, then there will be 3 more; If each person has 8 candies, then there are 7 less candies. How many candies are there at least in this pile of candies?

<gadget id="calculator">6 * 13</gadget>
<output>78</output>
<gadget id="calculator">78 + 3</gadget>
<output>81</output>
<result>81</result>


图书室新到了300本新书，现将其中的(3/5)贴好标签，平均放入3个书架，每个书架上放了几本新书？

There are 300 new books in the library. Now label (3/5) of them and put them on 3 bookshelves on average. How many new books are placed on each shelf?

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(3/5) / 3</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">300 * (1/5)</gadget>
<output>60</output>
<result>60</result>


一块长方形菜地的周长为80米，并且它的长与宽的比为3：1，求这块菜地的面积是多少平方米？

The perimeter of a rectangular vegetable field is 80 meters, and the ratio of its length to width is 3:1, what is the area of this vegetable field in square meters?

<gadget id="calculator">80 / 2</gadget>
<output>40</output>
<gadget id="calculator">3 + 1</gadget>
<output>4</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">40 * (3/4)</gadget>
<output>30</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">40 * (1/4)</gadget>
<output>10</output>
<gadget id="calculator">30 * 10</gadget>
<output>300</output>
<result>300</result>


<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">45.6 * (1/4)</gadget>
<output>11.4</output>
<gadget id="calculator">53.4 * (1/4)</gadget>
<output>13.35</output>
<gadget id="calculator">(1/4) + 11.4 + 13.35</gadget>
<output>25</output>
<result>25</result>


制造一台机床，原来用钢材(4/5)吨，比现在少(1/9)，现在用多少吨．

To manufacture a machine tool, steel materials (4/5) tons were originally used, which is less (1/9) than now, how many tons are used now.

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>
<gadget id="calculator">1 - (1/9)</gadget>
<output>8/9 = around 0.888889</output>
<gadget id="calculator">(4/5) / (8/9)</gadget>
<output>9/10 = around 0.9</output>
<result>9/10 = around 0.9</result>


李师傅每天加工200个零件，是王师傅每天加工的(4/5)，王师傅每天加工多少个零件？

Master Li processes 200 parts every day, which is processed by Master Wang (4/5). How many parts does Master Wang process every day?

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">200 / (4/5)</gadget>
<output>250</output>
<result>250</result>


我7分钟可以输入630个汉字．平均每分钟能够输入多少个汉字？

I can input 630 Chinese characters in 7 minutes. How many Chinese characters can be input per minute on average?

<gadget id="calculator">630 / 7</gadget>
<output>90</output>
<result>90</result>


六2班共有学生48名，一次数学练习中有6人不合格，该班的合格率是多少．

There are 48 students in class 6 and 2, and 6 of them failed in a math exercise. What is the passing rate of this class?

<gadget id="calculator">48 - 6</gadget>
<output>42</output>
<gadget id="calculator">42 / 48</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(7/8) * 1</gadget>
<output>7/8 = around 0.875</output>
<result>7/8 = around 0.875</result>


一个圆柱形底面半径5厘米，高15厘米，求圆柱的表面积？

A cylinder has a base radius of 5 cm and a height of 15 cm, what is the surface area of the cylinder?

<gadget id="calculator">3.14 * 25 * 2</gadget>
<output>157</output>
<gadget id="calculator">31.4 * 5</gadget>
<output>157</output>
<gadget id="calculator">157 + 157</gadget>
<output>314</output>
<result>314</result>


一桶油用去(3/4)千克后还剩(3/4)，问：这桶油重多少？

After using up (3/4) kilograms of a barrel of oil, there is still (3/4) left. Ask: How much does this barrel of oil weigh?

<gadget id="calculator">3 / 4</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">(3/4) / (1/4)</gadget>
<output>3</output>
<result>3</result>


<gadget id="calculator">0.4 * 0.6</gadget>
<output>0.24</output>
<gadget id="calculator">3.34 - 0.24 - 1.5</gadget>
<output>1.6</output>
<gadget id="calculator">1.2 - 0.4</gadget>
<output>0.8</output>
<gadget id="calculator">1.6 / 0.8</gadget>
<output>2</output>
<result>2</result>


一个圆柱体底面直径为6厘米，侧面积为376.8平方厘米，这个圆柱体的高是多少厘米．

A cylinder has a base diameter of 6 cm and a lateral area of 376.8 cm2. What is the height of the cylinder in cm?

<gadget id="calculator">3.14 * 6</gadget>
<output>18.84</output>
<gadget id="calculator">376.8 / 18.84</gadget>
<output>20</output>
<result>20</result>


有9个皮球，每3个皮球装一盒，一共要装几个盒子？

There are 9 balls, and every 3 balls are packed in a box, how many boxes should be packed in total?

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


5个苹果大约重1千克，4千克苹果大约有多少个．

5 apples weigh about 1 kg, how many apples are 4 kg?

<gadget id="calculator">5 * 4</gadget>
<output>20</output>
<result>20</result>


AB两地相距45千米，甲乙两人同时从A地出发去B地，甲每小时走3千米，乙每小时走5千米．当乙到达B地时，甲离目的地还有多少千米？

The distance between A and B is 45 kilometers. Two people, A and B, start from A to B at the same time. A travels 3 kilometers per hour, and B travels 5 kilometers per hour. When B arrives at B, how many kilometers is A away from the destination?

<gadget id="calculator">45 / 5</gadget>
<output>9</output>
<gadget id="calculator">9 * 3</gadget>
<output>27</output>
<gadget id="calculator">45 - 27</gadget>
<output>18</output>
<result>18</result>


某校全体学生列队，不论他们人数相等的分成2队，3队，4队，5对，6对，7对，8对或9队，都会多出1人，那么该校至少有多少名学生？

If all the students of a certain school line up, no matter they are divided into 2 teams, 3 teams, 4 teams, 5 pairs, 6 pairs, 7 pairs, 8 pairs or 9 teams, there will be one more person, so how many students are there in the school? ?

<gadget id="calculator">5 * 8 * 9</gadget>
<output>360</output>
<gadget id="calculator">360 + 1</gadget>
<output>361</output>
<result>361</result>


一桶油，先用去它的(3/8)，又用去(1/4)千克，还剩下4.25千克，这桶油原有多少千克？

In a barrel of oil, first use up (3/8) and then use up (1/4) kilograms, leaving 4.25 kilograms. How many kilograms does the barrel of oil have?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">4.25 + (1/4)</gadget>
<output>4.5</output>
<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>
<gadget id="calculator">4.5 / (5/8)</gadget>
<output>7.2</output>
<result>7.2</result>


正方形的周长是(14/5)米，它的面积是多少平方米．

If the perimeter of a square is (14/5) meters, what is its area in square meters?

<gadget id="calculator">14 / 5</gadget>
<output>14/5 = around 2.8</output>
<gadget id="calculator">(14/5) / 4</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">(7/10) * (7/10)</gadget>
<output>49/100 = around 0.49</output>
<result>49/100 = around 0.49</result>


一种电视降低出售，先降价200元，后来又降低20%，一台卖780元，问这种电视机原价多少元？

A TV set is sold at a reduced price. First, the price is reduced by 200 yuan, and then by 20%. One set is sold at 780 yuan. How much is the original price of this TV set?

<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">780 / (4/5)</gadget>
<output>975</output>
<gadget id="calculator">975 + 200</gadget>
<output>1_175</output>
<result>1_175</result>


一根绳子长(10/3)米，第一次剪去(3/4)米，第二次剪去(3/5)米，这根绳子比原来短了多少米？

A rope is (10/3) meters long, and (3/4) meters are cut off for the first time, and (3/5) meters are cut off for the second time, how many meters is the rope shorter than the original?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(3/4) + (3/5)</gadget>
<output>27/20 = around 1.35</output>
<result>27/20 = around 1.35</result>


三角形的底和高都扩大3倍，那么它的面积会扩大多少倍．

If the base and height of a triangle are tripled, how many times will its area be enlarged?

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


(5/6)的分子扩大到原来的3倍，分母不变，分数值应多少．

The numerator of (5/6) is enlarged to 3 times of the original, and the denominator remains unchanged, what is the value of the fraction?


一个圆柱体和一个圆锥体的体积与高都相等，圆柱的底面积是18平方厘米，圆锥的底面积是多少平方厘米．

A cylinder and a cone have the same volume and height. The area of the base of the cylinder is 18 cm2. What is the area of the base of the cone in cm2?

<gadget id="calculator">18 * 3</gadget>
<output>54</output>
<result>54</result>


本周甲乙城市商品房均价的比是7：5，甲城市比乙城市的均价高1000元，乙城市的商品房均价多少元？

This week, the ratio of the average price of commercial housing in cities A and B is 7:5. The average price of commercial housing in city A is 1,000 yuan higher than that in city B. How much is the average price of commercial housing in city B?

<gadget id="calculator">7 + 5</gadget>
<output>12</output>
<gadget id="calculator">7 / 12</gadget>
<output>7/12 = around 0.583333</output>
<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>
<gadget id="calculator">(7/12) - (5/12)</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1_000 / (1/6)</gadget>
<output>6_000</output>
<gadget id="calculator">6_000 * (5/12)</gadget>
<output>2_500</output>
<result>2_500</result>


小芳家住5楼，每上一层楼要走14级台阶，她回家上楼一共要走多少级台阶．

Xiaofang lives on the 5th floor, and she has to walk 14 steps to go up each floor. How many steps does she have to walk to get home?

<gadget id="calculator">5 - 1</gadget>
<output>4</output>
<gadget id="calculator">14 * 4</gadget>
<output>56</output>
<result>56</result>


商和除数都是9，余数是4，被除数是多少．

Both the quotient and the divisor are 9, and the remainder is 4. What is the dividend?

<gadget id="calculator">9 * 9</gadget>
<output>81</output>
<gadget id="calculator">81 + 4</gadget>
<output>85</output>
<result>85</result>


一条绳子，折成相等的3段后，再折成相等的两折，然后从中间剪开，一共可以剪成多少段．

A rope, folded into 3 equal sections, then folded into 2 equal folds, and then cut from the middle, how many sections can be cut in total.

<gadget id="calculator">3 * 2</gadget>
<output>6</output>
<gadget id="calculator">6 + 1</gadget>
<output>7</output>
<result>7</result>


一个等腰三角形的顶角是54度，请问它的底角是多少度？

The top angle of an isosceles triangle is 54 degrees, what is its base angle?

<gadget id="calculator">180 - 54</gadget>
<output>126</output>
<gadget id="calculator">126 / 2</gadget>
<output>63</output>
<result>63</result>


一个正方形池塘，边长是50米．它的四周有一条小路，这条小路的全长大约是多少米？

A square pond has a side length of 50 meters. There is a path around it. What is the approximate length of the path?

<gadget id="calculator">50 * 4</gadget>
<output>200</output>
<result>200</result>


每块展板放48件，学校一共展示了336件昆虫标本，可以放满几块展板？

There are 48 pieces on each display board, and the school has displayed a total of 336 insect specimens. How many display boards can be filled?

<gadget id="calculator">336 / 48</gadget>
<output>7</output>
<result>7</result>


一种麦田的自动旋转喷灌器的射程是20米，它能喷灌的面积多少平方米？

The range of an automatic rotary sprinkler in a wheat field is 20 meters, how many square meters can it irrigate?

<gadget id="calculator">20 ** 2</gadget>
<output>400</output>
<gadget id="calculator">3.14 * 400</gadget>
<output>1_256</output>
<result>1_256</result>


等底等高的圆柱和圆锥，它们的体积之和是10.8立方分米，那么圆锥的体积是多少立方分米．

If the sum of the volumes of a cylinder and a cone with the same base and height is 10.8 cubic decimeters, what is the volume of the cone in cubic decimeters?

<gadget id="calculator">3 + 1</gadget>
<output>4</output>
<gadget id="calculator">10.8 / 4</gadget>
<output>2.7</output>
<result>2.7</result>


小毛参加智力竞赛，共20道题，做对一题得5分，不做得0分，做错倒扣2分，小毛做错和没有做的题一样多，得了64分，小毛做对多少道题．

Xiaomao participated in the quiz. There were 20 questions in total. If one question was answered correctly, 5 points would be awarded. If one question was not answered correctly, 0 points would be deducted. question.

<gadget id="calculator">20 * 5</gadget>
<output>100</output>
<gadget id="calculator">100 - 64</gadget>
<output>36</output>
<gadget id="calculator">5 + 2 + 5</gadget>
<output>12</output>
<gadget id="calculator">36 / 12</gadget>
<output>3</output>
<gadget id="calculator">3 * 2</gadget>
<output>6</output>
<gadget id="calculator">20 - 6</gadget>
<output>14</output>
<result>14</result>


一个等边三角形的周长是28.5厘米，高是6.4厘米，面积是多少平方厘米．

The perimeter of an equilateral triangle is 28.5 cm, the height is 6.4 cm, what is the area in square centimeters?

<gadget id="calculator">28.5 / 3</gadget>
<output>9.5</output>
<gadget id="calculator">6.4 / 2</gadget>
<output>3.2</output>
<gadget id="calculator">9.5 * 3.2</gadget>
<output>30.4</output>
<result>30.4</result>


街心公园里有一个直径10米的喷水池，这个喷水池的占地面积是多少平方米？

There is a fountain with a diameter of 10 meters in the park in the middle of the street. How many square meters does this fountain cover?

<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">3.14 * 25</gadget>
<output>78.5</output>
<result>78.5</result>


萍萍将2000元压岁钱存入银行，准备在二年后将利息捐给"希望工程"．如果利息税为20%，到期后她能捐多少钱？

Pingping deposits 2,000 yuan of New Year's money in the bank, and plans to donate the interest to the "Hope Project" two years later. If the tax on the interest is 20%, how much can she contribute when it's due?

<gadget id="calculator">4.4 / 100</gadget>
<output>0.044</output>
<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">2_000 * 0.044 * 2 * (4/5)</gadget>
<output>140.8</output>
<result>140.8</result>


一块平行四边形菜地，底是18.4m，高是9.2m．在这块地里种茄子，每棵苗占地0.18m**2．这块地可以种茄子多少棵？(得数保留整数)

A parallelogram vegetable field has a base of 18.4m and a height of 9.2m. To plant eggplant in this field, each seedling occupies an area of 0.18m**2. How many eggplants can be planted in this field? (Retain integers)


比多少小的数的倒数比1大．

The reciprocal of a number smaller than how many is greater than 1.


夜里下了一场大雪，早上，小龙和爸爸一起步测花园里一条环形小路的长度，他们从同一点同向行走，小龙每步长54厘米，爸爸每步长72厘米，两人各走完一圈后又都回到出发点，这时雪地上只留下60个脚印．那么这条小路长多少米．

It snowed heavily at night. In the morning, Xiaolong and his father measured the length of a circular path in the garden. They walked in the same direction from the same point. The length of each step of Xiaolong was 54 cm, and the length of each step of father was 72 cm. After one lap, they all returned to the starting point. At this time, only 60 footprints were left on the snow. So how long is this path?

<gadget id="calculator">60 / 6</gadget>
<output>10</output>
<gadget id="calculator">10 * 216</gadget>
<output>2_160</output>
<gadget id="calculator">2_160 / 100</gadget>
<output>108/5 = around 21.6</output>
<result>108/5 = around 21.6</result>


一个梯形的面积是84平方厘米，如果上、下底的和是28厘米，那么这个梯形的高是多少

The area of a trapezoid is 84 square centimeters. If the sum of the upper and lower bases is 28 centimeters, what is the height of the trapezoid?

<gadget id="calculator">2 / 28</gadget>
<output>1/14 = around 0.071429</output>
<gadget id="calculator">84 * (1/14)</gadget>
<output>6</output>
<result>6</result>


王华同学期中考试语文、数学、体育三科平均84分，加上英语后，四科平均成绩比原三科的平均成绩高1.5分，则英语得了多少分．

Wang Hua scored an average of 84 points in the three subjects of Chinese, mathematics, and physical education in the mid-term exam. After adding English, the average score of the four subjects is 1.5 points higher than the average score of the original three subjects. What is the score for English?

<gadget id="calculator">84 + 1.5</gadget>
<output>85.5</output>
<gadget id="calculator">85.5 * 4</gadget>
<output>342</output>
<gadget id="calculator">84 * 3</gadget>
<output>252</output>
<gadget id="calculator">342 - 252</gadget>
<output>90</output>
<result>90</result>


A、B两地相距600米，甲、乙要从A地到B地，丙要从B地到A地，甲每分钟行50米，乙每分钟行60米，丙每分钟行70米，三人同时出发多少分钟后丙正好走到甲、乙两人的中点之处．

The distance between A and B is 600 meters. A and B want to go from A to B, and C wants to go from B to A. A travels 50 meters per minute, B travels 60 meters per minute, and C travels 70 meters per minute. How many minutes after the three started at the same time, C just walked to the midpoint between A and B.

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) * 10</gadget>
<output>5</output>
<gadget id="calculator">70 - 5</gadget>
<output>65</output>
<gadget id="calculator">60 + 65</gadget>
<output>125</output>
<gadget id="calculator">600 / 125</gadget>
<output>24/5 = around 4.8</output>
<result>24/5 = around 4.8</result>


在一只底面半径是40厘米的圆柱形储水桶里，有一段半径为10厘米的圆柱形钢材浸没在水中，当钢材从储水桶里取出时，桶里水下降35厘米，这段钢材有多长？

In a cylindrical water storage bucket with a bottom radius of 40 cm, a cylindrical steel material with a radius of 10 cm is submerged in water. When the steel material is taken out of the water storage tank, the water in the bucket drops 35 cm. How much is this steel material? long?

<gadget id="calculator">40 ** 2</gadget>
<output>1_600</output>
<gadget id="calculator">3.14 * 1_600 * 35</gadget>
<output>175_840</output>
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>
<gadget id="calculator">3.14 * 100</gadget>
<output>314</output>
<gadget id="calculator">175_840 / 314</gadget>
<output>560</output>
<result>560</result>


在40克水中加入10克糖，这时糖水的含糖率是多少

Add 10 grams of sugar to 40 grams of water, what is the sugar content of the sugar water?

<gadget id="calculator">40 + 10</gadget>
<output>50</output>
<gadget id="calculator">10 / 50</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>


给一块面积是5公顷的松树林喷洒农药，如果每平方米需要喷洒农药20克，那么共需农药多少千克？

Spray pesticides on a pine forest with an area of 5 hectares. If 20 grams of pesticides need to be sprayed per square meter, how many kilograms of pesticides are needed in total?

<gadget id="calculator">20 / 1_000</gadget>
<output>1/50 = around 0.02</output>
<gadget id="calculator">5 * 10_000</gadget>
<output>50_000</output>
<gadget id="calculator">(1/50) * 50_000</gadget>
<output>1_000</output>
<result>1_000</result>


甲乙两船从一条和的A、B两个码头同时出发，相向而行，甲船的静水速度比乙船的静水速度快20%，水速为乙船静水速度的10%，两船在距离中点10千米处相遇．A、B两个码头间的距离为多少千米．

Two ships, A and B, set off from two docks A and B at the same time, and they are heading toward each other. The still water speed of A ship is 20% faster than that of B ship, and the water speed is 10% of B ship's still water speed. The distance between the two ships is Meet at 10 kilometers from the midpoint. What is the distance in kilometers between two ports A and B?

<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 * 22</gadget>
<output>110</output>
<result>110</result>


What is 35.05% after expanding 100 times?

<gadget id="calculator">35.05 / 100</gadget>
<output>0.3505</output>
<gadget id="calculator">0.3505 * 100</gadget>
<output>35.05</output>
<result>35.05</result>


工厂改造线路买回一捆电线，用了42.5米，用去的比剩下的长7.6米，这困电线长多少米？

The factory rebuilt the circuit and bought a bundle of wires. It used 42.5 meters, and the used one was 7.6 meters longer than the rest. How long is the trapped wire?

<gadget id="calculator">42.5 - 7.6</gadget>
<output>34.9</output>
<gadget id="calculator">42.5 + 34.9</gadget>
<output>77.4</output>
<result>77.4</result>


<gadget id="calculator">1 + 49</gadget>
<output>50</output>
<gadget id="calculator">49 / 2</gadget>
<output>49/2 = around 24.5</output>
<gadget id="calculator">50 * (49/2)</gadget>
<output>1_225</output>
<gadget id="calculator">1_225 / 50</gadget>
<output>49/2 = around 24.5</output>
<result>49/2 = around 24.5</result>


把一个蛋糕平均分成10份，其中7份就是这个蛋糕的((())/(()))．

Divide a cake into 10 parts on average, 7 of which are ((())/(())) of this cake.

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">(1/10) * 7</gadget>
<output>7/10 = around 0.7</output>
<result>7/10 = around 0.7</result>


杨阳看一本240页的书，第一天看了全书的(1/3)，第二天看了全书的(1/5)，两天一共看了多少页？

Yang Yang reads a 240-page book. He reads (1/3) of the whole book on the first day and (1/5) of the whole book on the second day. How many pages did he read in total in two days?

<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">240 * (8/15)</gadget>
<output>128</output>
<result>128</result>


有一张长方形白纸长1.35米、宽0.6米，要剪成一样大小的正方形，剪完后正好没有剩余，至少可剪出几个正方形？

There is a rectangular piece of white paper with a length of 1.35 meters and a width of 0.6 meters. It needs to be cut into squares of the same size. After cutting, there will be no leftovers. At least how many squares can be cut out?

<gadget id="calculator">3 * 3 * 3 * 5</gadget>
<output>135</output>
<gadget id="calculator">3 * 5</gadget>
<output>15</output>
<gadget id="calculator">135 / 15</gadget>
<output>9</output>
<gadget id="calculator">2 * 2 * 3 * 5</gadget>
<output>60</output>
<gadget id="calculator">60 / 15</gadget>
<output>4</output>
<gadget id="calculator">9 * 4</gadget>
<output>36</output>
<result>36</result>


一瓶酱油，已用去(3/10)，用去了(3/4)升，这瓶酱油原来有多少升？

A bottle of soy sauce has been used (3/10), used (3/4) liters, how many liters is this bottle of soy sauce originally?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">(3/4) / (3/10)</gadget>
<output>5/2 = around 2.5</output>
<result>5/2 = around 2.5</result>


一个长方形的长是7米，宽比长短2米，它的面积是多少．

What is the area of a rectangle whose length is 7 meters and whose width is 2 meters shorter than its length?

<gadget id="calculator">7 - 2</gadget>
<output>5</output>
<gadget id="calculator">7 * 5</gadget>
<output>35</output>
<result>35</result>


3台织布机(3/2)小时织布72米，平均每台织布机每小时织布多少米？

looms (3/2) weave 72 meters per hour, how many meters per hour on average per loom?

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">72 / 3 / (3/2)</gadget>
<output>16</output>
<result>16</result>


收音机厂生产一种收音机，原来每台成本120元，现在每台成本降低了15%，现在每台成本多少元？

A radio factory produces a radio. Originally, each set cost 120 yuan, but now the cost has been reduced by 15%. How much does each set cost now?

<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">120 * (17/20)</gadget>
<output>102</output>
<result>102</result>


从1，2，3，4，5，6六个数中，选三个不重复的数使它们的和都有因数3，共有多少种不同的选法？

From the six numbers 1, 2, 3, 4, 5, and 6, choose three non-repeating numbers so that their sum has a factor of 3. How many different ways are there to choose?

<gadget id="calculator">2 + 3 + 3</gadget>
<output>8</output>
<result>8</result>


简便方式算数：9*37+9*63=多少．

Simple way to count: 9*37+9*63=how much.

<gadget id="calculator">9 * 37</gadget>
<output>333</output>
<gadget id="calculator">9 * 63</gadget>
<output>567</output>
<gadget id="calculator">333 + 567</gadget>
<output>900</output>
<result>900</result>


正方形的边长增大2倍，则面积为原来的多少倍．

If the side length of a square is doubled, how many times the area is equal to the original.

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


新农村修一条水渠，第一周修了全长的(1/4)，第二周修了余下的(2/5)，第二周比第一周多修了45米．这条水渠的全长是多少米？

A canal was built in a new rural area. The full length (1/4) was built in the first week, and the remaining (2/5) was repaired in the second week. The second week was 45 meters longer than the first week. What is the total length of this canal?

<gadget id="calculator">1 / 4</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">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(3/4) * (2/5)</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">(3/10) - (1/4)</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">45 / (1/20)</gadget>
<output>900</output>
<result>900</result>


等腰三角形的一个底角是45°，它的顶角是多少°角．

If a base angle of an isosceles triangle is 45°, what is its top angle?

<gadget id="calculator">45 * 2</gadget>
<output>90</output>
<gadget id="calculator">180 - 90</gadget>
<output>90</output>
<result>90</result>


春天学校图书馆有658本图书，小学部借走了263本，中学部借走了137本，问春天学校还有多少本图书没有销售完？

There are 658 books in the spring school library, 263 books have been borrowed from the elementary school, and 137 books have been borrowed from the middle school. How many books are there in spring school that have not been sold out?

<gadget id="calculator">658 - 263 - 137</gadget>
<output>258</output>
<result>258</result>


30米长的(1/3)与多少米的(1/5)一样长．

The length of 30 meters (1/3) is the same as how many meters (1/5).

<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>5/3 = around 1.666667</output>
<gadget id="calculator">30 * (5/3)</gadget>
<output>50</output>
<result>50</result>


下面数中最接近6000的数是多少

Which of the following numbers is closest to 6000?


淘气绕着一个边长为75米的正方形苗圃跑了5圈，他一共跑了多少米？

Naughty ran 5 times around a square nursery with a side length of 75 meters. How many meters did he run in total?

<gadget id="calculator">75 * 4 * 5</gadget>
<output>1_500</output>
<result>1_500</result>


张大爷家养了8只黑兔，养的白兔的只数是黑兔的7倍，张大爷家一共养了多少只兔？

Uncle Zhang’s family raised 8 black rabbits, and the number of white rabbits was 7 times that of black rabbits. How many rabbits did Uncle Zhang’s family raise in total?

<gadget id="calculator">8 * 7</gadget>
<output>56</output>
<gadget id="calculator">56 + 8</gadget>
<output>64</output>
<result>64</result>


汽车车轮的半径是0.75米，如果车轮每分钟转200转，要行驶9.42千米的路程，需要多少分钟．(π取3.14)

The radius of a car wheel is 0.75 meters. If the wheel turns 200 revolutions per minute, how many minutes will it take to travel a distance of 9.42 kilometers? (π takes 3.14)

<gadget id="calculator">3.14 * 0.75 * 2</gadget>
<output>4.71</output>
<gadget id="calculator">1_000 / 4.71 / 10</gadget>
<output>21.231423</output>
<gadget id="calculator">9.42 * 21.231423</gadget>
<output>200.000005</output>
<result>200.000005</result>


林老师买了12种不同颜色的橡皮泥各3盒作为奖励，至少要有多少个同学获奖(每人奖励一盒)，才能保证有两个同学得到的橡皮泥的颜色是相同的？

Mr. Lin bought 3 boxes of plasticine of 12 different colors as rewards. How many students must win at least one box each to ensure that two students get the same color of plasticine?

<gadget id="calculator">12 + 1</gadget>
<output>13</output>
<result>13</result>


一个圆柱的体积是45m**3，底面积是9m**2，这个圆柱的高是多少米？

cylinder has a volume of 45m**3 and a base area of 9m**2, what is the height of the cylinder in meters?

<gadget id="calculator">45 / 9</gadget>
<output>5</output>
<result>5</result>


工作师傅有一段长(4/5)米的钢材，第一次用去(1/4)米，第二次用去全长的(2/5)，问：两次共用去几米？

The master worker has a piece of steel (4/5) meters long, and (1/4) meter is used for the first time, and (2/5) of the full length is used for the second time. Ask: How many meters are used for the two times?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(4/5) * (2/5)</gadget>
<output>8/25 = around 0.32</output>
<gadget id="calculator">(1/4) + (8/25)</gadget>
<output>57/100 = around 0.57</output>
<result>57/100 = around 0.57</result>


公园内有一条石子路长700米，在路的一侧从头到尾等距地放着36个垃圾桶，每两个垃圾桶相距多少米？

There is a gravel road in the park that is 700 meters long. On one side of the road, there are 36 trash cans equidistant from the beginning to the end. How many meters are there between every two trash cans?

<gadget id="calculator">36 - 1</gadget>
<output>35</output>
<gadget id="calculator">700 / 35</gadget>
<output>20</output>
<result>20</result>


受市场影响，一件商品价格下降了20%．如果要恢复原价，要上涨多少．

Affected by the market, the price of a commodity dropped by 20%. If you want to restore the original price, how much will it increase.

<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">1 * (4/5)</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">(1/5) / (4/5)</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


1000吨的货物，先运走10%，再运进剩下的10%，结果是多少吨

For 1000 tons of goods, first transport 10% and then transport the remaining 10%, how many tons is the result?

<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>
<gadget id="calculator">1_000 * (9/10)</gadget>
<output>900</output>
<gadget id="calculator">1_000 * (9/10) * (1/10)</gadget>
<output>90</output>
<gadget id="calculator">900 + 90</gadget>
<output>990</output>
<result>990</result>


生物实验课，老师用玉米种子做发芽实验，结果182颗发芽，18颗没有发芽，请求出这次实验种子的发芽率是多少？

In the biological experiment class, the teacher used corn seeds to do a germination experiment. As a result, 182 seeds germinated and 18 did not germinate. What is the germination rate of the seeds in this experiment?

<gadget id="calculator">182 + 18</gadget>
<output>200</output>
<gadget id="calculator">182 / 200</gadget>
<output>91/100 = around 0.91</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(91/100) * 1</gadget>
<output>91/100 = around 0.91</output>
<result>91/100 = around 0.91</result>


一根绳子，第一次截去(1/3)米，第二次截去(2/5)米，还剩下(4/15)米，这根绳子原来长多少米？

A rope, cut off (1/3) meter for the first time, and cut off (2/5) meter for the second time, leaving (4/15) meter, how long is the rope originally?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">4 / 15</gadget>
<output>4/15 = around 0.266667</output>
<gadget id="calculator">(1/3) + (2/5) + (4/15)</gadget>
<output>1</output>
<result>1</result>


王师傅做400个零件，合格394个，合格率是多少．

Master Wang made 400 parts and 394 parts were qualified. What is the qualified rate?

<gadget id="calculator">394 / 400</gadget>
<output>197/200 = around 0.985</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(197/200) * 1</gadget>
<output>197/200 = around 0.985</output>
<result>197/200 = around 0.985</result>


一套西服原价250元，现在降价(1/5)．现在买这套西服要多少元？

The original price of a suit is 250 yuan, now the price is reduced (1/5). How much does it cost to buy this suit now?

<gadget id="calculator">1 / 5</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">250 * (4/5)</gadget>
<output>200</output>
<result>200</result>


<gadget id="calculator">0 / 9.8</gadget>
<output>0</output>
<gadget id="calculator">9.8 * 0</gadget>
<output>0</output>
<gadget id="calculator">9.8 - 0 - 9.8</gadget>
<output>0</output>
<result>0</result>


在商场打八五折时，妈妈买了一件外衣和一个书包，共花了323元．已知外衣原价220元，书包原价多少元？

During the 15% discount in the shopping mall, my mother bought a coat and a schoolbag, which cost a total of 323 yuan. Given that the original price of the coat is 220 yuan, how much is the original price of the schoolbag?

<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>
<gadget id="calculator">323 / (17/20)</gadget>
<output>380</output>
<gadget id="calculator">380 - 220</gadget>
<output>160</output>
<result>160</result>


用一根32厘米长的铁丝围一个正方形，这个正方形的边长是多少毫米？

A 32 cm long iron wire surrounds a square, what is the side length of the square in mm?

<gadget id="calculator">10 / 4</gadget>
<output>5/2 = around 2.5</output>
<gadget id="calculator">32 * (5/2)</gadget>
<output>80</output>
<result>80</result>


有甲、乙两根绳子，甲长23米，乙长11米，两根绳子剪去相同的长度后，乙绳长是甲绳长的(3/8)，乙绳剪去了多少米？

There are two ropes, A and B. A is 23 meters long, and B is 11 meters long. After the two ropes are cut to the same length, the length of rope B is 3/8 of the length of rope A. How many meters have been cut from rope B?

<gadget id="calculator">23 - 11</gadget>
<output>12</output>
<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>
<gadget id="calculator">12 / (5/8)</gadget>
<output>96/5 = around 19.2</output>
<gadget id="calculator">23 - (96/5)</gadget>
<output>19/5 = around 3.8</output>
<result>19/5 = around 3.8</result>


水果店老板购进香蕉和苹果一共1039千克，其中香蕉比苹果的一半还多13千克．苹果有多少千克．

The owner of the fruit shop bought a total of 1039 kilograms of bananas and apples, of which 13 kilograms were more bananas than half of apples. How many kilograms does an apple weigh?

<gadget id="calculator">1_039 - 13</gadget>
<output>1_026</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 + (1/2)</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">1_026 / (3/2)</gadget>
<output>684</output>
<result>684</result>


一个长方形的长是6cm，宽比长短2cm，面积是多少平方cm．

If the length of a rectangle is 6 cm and the width is 2 cm shorter than the length, what is the area in square cm?

<gadget id="calculator">6 - 2</gadget>
<output>4</output>
<gadget id="calculator">6 * 4</gadget>
<output>24</output>
<result>24</result>


学校图书室原有科技书和文艺书若干本，其中科技书占(3/5)．六一班60名同学，每人借了1本科技书，这时科技书和文艺书的比是2：3．问两种书原来有多少本？

There are several science and art books in the school library, of which science and technology books account for (3/5). Each of the 60 students in Class 1 borrowed a science book. At this time, the ratio of science books to literary books was 2:3. How many books were there originally?

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(3/2) - (2/3)</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">60 / (5/6)</gadget>
<output>72</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">72 / (2/5)</gadget>
<output>180</output>
<result>180</result>


小明要买20瓶矿泉水，每瓶2元，一共要多少钱？

Xiao Ming wants to buy 20 bottles of mineral water, each bottle costs 2 yuan, how much does it cost in total?

<gadget id="calculator">2 * 20</gadget>
<output>40</output>
<result>40</result>


两个数相除，除数是78，余数是18，商是24，那么被除数是多少．

When two numbers are divided, the divisor is 78, the remainder is 18, and the quotient is 24. What is the dividend?

<gadget id="calculator">24 * 78</gadget>
<output>1_872</output>
<gadget id="calculator">1_872 + 18</gadget>
<output>1_890</output>
<result>1_890</result>


把一个长6cm，宽4cm的长方形按2：1放大后，得到的图形的面积是多少cm**2．

After enlarging a rectangle with a length of 6 cm and a width of 4 cm by 2:1, what is the area of the figure obtained in cm**2.

<gadget id="calculator">6 * 2</gadget>
<output>12</output>
<gadget id="calculator">4 * 2</gadget>
<output>8</output>
<gadget id="calculator">12 * 8</gadget>
<output>96</output>
<result>96</result>


甲乙两车同时从A、B两地相对开出，甲车每小时行25千米，乙车每小时行38千米，5小时后两车相遇．A、B两地相距多少千米？

Two cars A and B drive from A and B oppositely at the same time. Car A travels 25 kilometers per hour, and car B travels 38 kilometers per hour. After 5 hours, the two cars meet. How many kilometers are there between A and B?

<gadget id="calculator">25 + 38</gadget>
<output>63</output>
<gadget id="calculator">63 * 5</gadget>
<output>315</output>
<result>315</result>


在(2/3)、(3/20)和(7/28)中，能化成有限小数的分数有多少个

In (2/3), (3/20) and (7/28), how many fractions can be reduced to finite decimals


阳澄湖面积约120万平方千米，占太湖面积的(1/20)，太湖面积大约是多少万平方千米？

The area of Yangcheng Lake is about 1.2 million square kilometers, accounting for (1/20) of the area of Taihu Lake. How many thousand square kilometers is the area of Taihu Lake?

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">120 / (1/20)</gadget>
<output>2_400</output>
<result>2_400</result>


<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 / 30</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">1 / 42</gadget>
<output>1/42 = around 0.02381</output>
<gadget id="calculator">1 / 56</gadget>
<output>1/56 = around 0.017857</output>
<gadget id="calculator">1 / 72</gadget>
<output>1/72 = around 0.013889</output>
<gadget id="calculator">1 / 90</gadget>
<output>1/90 = around 0.011111</output>
<gadget id="calculator">(1/12) + (1/20) + (1/30) + (1/42) + (1/56) + (1/72) + (1/90)</gadget>
<output>7/30 = around 0.233333</output>
<result>7/30 = around 0.233333</result>


甲乙两列火车同时从两地相对行驶，甲车每小时行85千米，乙车每小时行95千米，经过5小时后两车相距41千米．甲乙两地间的铁路长多少千米？

Two trains A and B are running opposite each other at the same time. Train A travels 85 kilometers per hour and train B travels 95 kilometers per hour. After 5 hours, the distance between the two trains is 41 kilometers. How many kilometers is the railway between A and B?

<gadget id="calculator">85 + 95</gadget>
<output>180</output>
<gadget id="calculator">180 * 5</gadget>
<output>900</output>
<gadget id="calculator">900 + 41</gadget>
<output>941</output>
<result>941</result>


一个数是102，另一个数比这个数的28倍少87，另一个数是多少？

One number is 102, and the other number is 87 less than 28 times this number. What is the other number?

<gadget id="calculator">102 * 28</gadget>
<output>2_856</output>
<gadget id="calculator">2_856 - 87</gadget>
<output>2_769</output>
<result>2_769</result>


小兰写20个字用了30秒，小丽比小兰快5秒，小丽用了多少秒．

It took Xiaolan 30 seconds to write 20 characters, Xiaoli was 5 seconds faster than Xiaolan, how many seconds did Xiaoli take?

<gadget id="calculator">30 - 5</gadget>
<output>25</output>
<result>25</result>


<gadget id="calculator">128 / 91</gadget>
<output>128/91 = around 1.406593</output>
<result>128/91 = around 1.406593</result>


一辆自行车优惠后卖335元，比原价便宜了181元，这辆自行车原价多少钱？

A bicycle is sold for 335 yuan after the discount, which is 181 yuan cheaper than the original price. How much is the original price of this bicycle?

<gadget id="calculator">335 + 181</gadget>
<output>516</output>
<result>516</result>


一个数的(1/2)比它的(1/3)多8，这个数是多少？

(1/2) of a number is 8 more than its (1/3), what is this number?

<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">(1/2) - (1/3)</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">8 / (1/6)</gadget>
<output>48</output>
<result>48</result>


六年级参加数学兴趣小组和绘画组共66人，数学组的(1/2)与绘画组的(3/7)共有30人，参加数学兴趣小组有多少人．

In the sixth grade, there are 66 people participating in the mathematics interest group and the painting group. There are 30 people in the mathematics group (1/2) and the painting group (3/7). How many people participate in the mathematics interest group?

<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">(3/7) * 66</gadget>
<output>198/7 = around 28.285714</output>
<gadget id="calculator">30 - (198/7)</gadget>
<output>12/7 = around 1.714286</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) - (3/7)</gadget>
<output>1/14 = around 0.071429</output>
<gadget id="calculator">(12/7) / (1/14)</gadget>
<output>24</output>
<result>24</result>


两辆汽车从相距500千米的两城同时出发，相向而行．一辆摩托车以每小时80千米的速度在两辆汽车之间不断往返联络．已知这两辆汽车的速度分别是每小时40千米和60千米，求两汽车相遇时，摩托车共行驶了多少千米？

Two cars set off from two cities 500 kilometers apart at the same time and head toward each other. A motorcycle travels back and forth between two cars at a speed of 80 kilometers per hour. It is known that the speeds of the two cars are 40 kilometers per hour and 60 kilometers per hour, how many kilometers did the motorcycle travel when the two cars met?

<gadget id="calculator">40 + 60</gadget>
<output>100</output>
<gadget id="calculator">500 / 100</gadget>
<output>5</output>
<gadget id="calculator">5 * 80</gadget>
<output>400</output>
<result>400</result>


在一个三角形中，∠1=140゜，∠3=25゜，∠2=多少゜．

In a triangle, ∠1=140゜, ∠3=25゜, ∠2=how many゜.

<gadget id="calculator">180 - 140 - 25</gadget>
<output>15</output>
<result>15</result>


一个数的9倍和这个数互为倒数，这个数是多少．

9 times of a number is the reciprocal of this number, what is this number?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<result>1/3 = around 0.333333</result>


买18个篮球共花去414元钱，用这些钱可以买46根跳绳．问一根跳绳比一个篮球便宜多少元钱？

It costs 414 yuan to buy 18 basketballs, and you can buy 46 skipping ropes with this money. How much is a skipping rope cheaper than a basketball?

<gadget id="calculator">414 / 18</gadget>
<output>23</output>
<gadget id="calculator">414 / 46</gadget>
<output>9</output>
<gadget id="calculator">23 - 9</gadget>
<output>14</output>
<result>14</result>


小红读一本书，第一天读了全书的(2/3)，第二天读了余下的(1/4)，两天共读30页，这本书共有多少页？

Xiaohong reads a book. She reads (2/3) of the whole book on the first day and the rest (1/4) on the second day. She reads a total of 30 pages in two days. How many pages does this book have?

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">1 - (2/3)</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(1/3) * (1/4)</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">(2/3) + (1/12)</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">30 / (3/4)</gadget>
<output>40</output>
<result>40</result>


一项工作原计划16小时完成，现在只需10小时完成，现在的工作效率是原计划的多少．

A job was originally planned to be completed in 16 hours, but now it only takes 10 hours to complete. The current work efficiency is much lower than the original plan.

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1 / 16</gadget>
<output>1/16 = around 0.0625</output>
<gadget id="calculator">(1/10) / (1/16)</gadget>
<output>8/5 = around 1.6</output>
<result>8/5 = around 1.6</result>


一根铁丝长15.7米，在一个圆筒上正好绕了100圈．这个圆筒的直径是多少厘米？

A wire is 15.7 meters long and is wound exactly 100 times on a cylinder. What is the diameter of this cylinder in centimeters?

<gadget id="calculator">15.7 * 100</gadget>
<output>1_570</output>
<gadget id="calculator">1_570 / 100 / 3.14</gadget>
<output>5</output>
<result>5</result>


将一盒饼干平均分给三个小朋友，每人吃了八块后，这时三个小朋友共剩的饼干数正好和开始1个人分到的同样多，问每个小朋友分到多少块．

Distribute a box of biscuits to three children equally. After each eats 8 yuan, the number of biscuits left by the three children is exactly the same as the number of biscuits distributed to one person at the beginning. Ask how many pieces each child gets.

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


80的85%比它的25%多多少．

<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(17/20) - (1/4)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">80 * (3/5)</gadget>
<output>48</output>
<result>48</result>


一根钢管长6.4m，张大爷锯了7次，平均每段钢管长多少m．

A steel pipe is 6.4m long. Uncle Zhang saws it 7 times. What is the average length of each steel pipe in m?

<gadget id="calculator">7 + 1</gadget>
<output>8</output>
<gadget id="calculator">6.4 / 8</gadget>
<output>0.8</output>
<result>0.8</result>


小明读一本科技书，已经读了86页，还有74页没有读，这本科技书有多少页？

Xiao Ming reads a science book, has read 86 pages, and has not read 74 pages, how many pages does this science book have?

<gadget id="calculator">86 + 74</gadget>
<output>160</output>
<result>160</result>


<gadget id="calculator">6.49 * 0.22</gadget>
<output>1.4278</output>
<gadget id="calculator">258 * 0.0649</gadget>
<output>16.7442</output>
<gadget id="calculator">5.3 * 6.49</gadget>
<output>34.397</output>
<gadget id="calculator">64.9 * 0.19</gadget>
<output>12.331</output>
<gadget id="calculator">1.4278 + 16.7442 + 34.397 + 12.331</gadget>
<output>64.9</output>
<result>64.9</result>


被除数/除数=12…7，被除数最小应是多少．

Divisor/divisor=12…7, what should be the minimum dividend.

<gadget id="calculator">7 + 1</gadget>
<output>8</output>
<gadget id="calculator">12 * 8</gadget>
<output>96</output>
<gadget id="calculator">96 + 7</gadget>
<output>103</output>
<result>103</result>


某旅行社今年第一季度入境旅游的外国游客人数比去年同期增加了四成，去年第一季度入境游客的外国游客人数是25000人，今年同期有多少人？

The number of inbound foreign tourists for a travel agency in the first quarter of this year has increased by 40% compared with the same period last year. The number of foreign tourists in the first quarter of last year was 25,000. How many are there in the same period this year?

<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 + (2/5)</gadget>
<output>7/5 = around 1.4</output>
<gadget id="calculator">25_000 * (7/5)</gadget>
<output>35_000</output>
<result>35_000</result>


1个西瓜的质量是5千克，4个梨的质量是1千克，则1个西瓜的质量等于多少个梨的质量．

If the mass of 1 watermelon is 5 kg and the mass of 4 pears is 1 kg, then the mass of 1 watermelon is equal to the mass of how many pears.

<gadget id="calculator">5 / 1</gadget>
<output>5</output>
<gadget id="calculator">4 * 5</gadget>
<output>20</output>
<result>20</result>


一个圆锥的体积是8立方分米，高是1.5分米，底面积是多少平方分米．

The volume of a cone is 8 cubic decimeters, the height is 1.5 decimeters, what is the area of the base in square decimeters?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">8 / (1/3) / 1.5</gadget>
<output>16</output>
<result>16</result>


一块正方形草地，边长18米．扩建时，一组对边的长度不变，另一组对边的长度增加了6米．扩建后，面积增加了多少平方米．

A square lawn with a side length of 18 meters. During expansion, the length of one set of opposite sides remains unchanged, while the length of the other set of opposite sides increases by 6 meters. After the expansion, the area increased by how many square meters.

<gadget id="calculator">18 * 6</gadget>
<output>108</output>
<result>108</result>


一本《儿童文学》售价是7.90元，一本《科技博览》比一本《儿童文学》便宜2.40元．买这两本书一共要用多少元？

A copy of "Children's Literature" is priced at 7.90 yuan, and a copy of "Science and Technology Expo" is 2.40 yuan cheaper than a copy of "Children's Literature". How much does it cost to buy these two books?

<gadget id="calculator">7.9 - 2.4</gadget>
<output>5.5</output>
<gadget id="calculator">5.5 + 7.9</gadget>
<output>13.4</output>
<result>13.4</result>


正方形的边长增加10%，面积增加多少

If the side length of a square is increased by 10%, what is the increase in area?

<gadget id="calculator">1.21 - 1</gadget>
<output>0.21</output>
<result>0.21</result>


有5个小朋友，寒假中互相通一次电话，他们一共打了多少次电话．

There are 5 children who called each other once during the winter vacation, how many times did they call in total?

<gadget id="calculator">5 - 1</gadget>
<output>4</output>
<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>
<gadget id="calculator">4 * (5/2)</gadget>
<output>10</output>
<result>10</result>


水果店有梨子和苹果共160箱，梨卖出20箱，又运进苹果40箱，这时苹果的箱数是梨的2倍．水果店原来有梨和苹果各多少箱？

There are 160 boxes of pears and apples in the fruit shop. 20 boxes of pears are sold, and 40 boxes of apples are brought in. At this time, the number of boxes of apples is twice that of pears. How many boxes of pears and apples did the fruit shop originally have?

<gadget id="calculator">20 * 2</gadget>
<output>40</output>
<gadget id="calculator">40 + 160 + 40</gadget>
<output>240</output>
<gadget id="calculator">2 + 1</gadget>
<output>3</output>
<gadget id="calculator">240 / 3</gadget>
<output>80</output>
<gadget id="calculator">160 - 80</gadget>
<output>80</output>
<result>80</result>


一个无盖长方体水箱的底面积是3600平方平方厘米，在水箱中直立着一根高1米，底面积为225平方厘米的方钢，这时水箱里的水深0.6米．如果把方钢取出，水箱里的水深多少厘米？

The bottom area of a cuboid water tank without a cover is 3600 square centimeters. A square steel with a height of 1 meter and a bottom area of 225 square centimeters is erected in the water tank. At this time, the water depth in the water tank is 0.6 meters. If the square steel is taken out, how deep is the water in the tank?

<gadget id="calculator">3_600 * 60</gadget>
<output>216_000</output>
<gadget id="calculator">225 * 60</gadget>
<output>13_500</output>
<gadget id="calculator">216_000 - 13_500</gadget>
<output>202_500</output>
<gadget id="calculator">202_500 / 3_600</gadget>
<output>225/4 = around 56.25</output>
<result>225/4 = around 56.25</result>


一根钢管长3米，截下(1/3)米，还剩几米？列式是多少

A steel pipe is 3 meters long, cut off (1/3) meter, how many meters are left? What is the column

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">3 - (1/3)</gadget>
<output>8/3 = around 2.666667</output>
<result>8/3 = around 2.666667</result>


甲数是15，它比乙数的3倍少3，乙数是多少．

The number A is 15, which is 3 times less than the number B. What is the number B?

<gadget id="calculator">15 + 3</gadget>
<output>18</output>
<gadget id="calculator">18 / 3</gadget>
<output>6</output>
<result>6</result>


一个长方体水槽，从里面量长8米，相当于宽的3.2倍，深又是宽的(4/5)．这个水槽的容积是多少？

A cuboid water tank is 8 meters long from the inside, which is equivalent to 3.2 times the width, and the depth is also wide (4/5). What is the volume of this sink?

<gadget id="calculator">8 / 3.2</gadget>
<output>2.5</output>
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">2.5 * (4/5)</gadget>
<output>2</output>
<gadget id="calculator">8 * 2.5 * 2</gadget>
<output>40</output>
<result>40</result>


在老年人运动会上，刘大伯和李大伯参加了长跑比赛，全程1.5千米，刘大伯跑完全程用了10分钟，李大伯每分钟比刘大伯快0.1千米，李大伯跑完全程要多少分钟？

At the Elderly Games, Uncle Liu and Uncle Li participated in a long-distance race. The whole journey was 1.5 kilometers. It took Uncle Liu 10 minutes to complete the race. Uncle Li was faster than Uncle Liu by 0.1 kilometers per minute. How much does Uncle Li need to complete the distance? minute?

<gadget id="calculator">1.5 / 10</gadget>
<output>0.15</output>
<gadget id="calculator">0.15 + 0.1</gadget>
<output>0.25</output>
<gadget id="calculator">1.5 / 0.25</gadget>
<output>6</output>
<result>6</result>


一辆大客车可以乘座48人，一列火车乘座的人数是一辆大客车的12倍．一列火车乘座的人数比一辆大客车乘座的人数多多少人？

bus can take 48 people, and the number of people in a train is 12 times that of a bus. How many more people are there in a train than in a bus?

<gadget id="calculator">48 * 12</gadget>
<output>576</output>
<gadget id="calculator">576 - 48</gadget>
<output>528</output>
<result>528</result>


一件商品原价是4000元，由于某种原因，加价20%之后又降价20%，现在这件商品每件多少元？

The original price of a product is 4,000 yuan. For some reason, the price has been increased by 20% and then reduced by 20%. How much is the price of this product now?

<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 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">4_000 * (6/5) * (4/5)</gadget>
<output>3_840</output>
<result>3_840</result>


根据测定，儿童体内的水分占体重的(4/5)，小刚(儿童)体重40kg，他的体重是爸爸体重的(8/15)．小刚的爸爸体重是多少千克？

According to the measurement, the water in the child's body accounts for (4/5) of the body weight. Xiaogang (the child) weighs 40kg, and his weight is (8/15) of his father's weight. How many kilograms does Xiaogang's father weigh?

<gadget id="calculator">8 / 15</gadget>
<output>8/15 = around 0.533333</output>
<gadget id="calculator">40 / (8/15)</gadget>
<output>75</output>
<result>75</result>


小明参加了六次测验，第三、第四次的平均分比前两次的平均分多2分，比后两次的平均分少2分．如果后三次平均分比前三次平均分多3分，那么第四次比第三次多得几分？

Xiao Ming took the test six times, and the average score of the third and fourth tests was 2 points higher than the average score of the previous two tests, and 2 points lower than the average score of the last two tests. If the average score of the last three times is 3 points more than the average score of the first three times, how much more is the fourth time than the third time?

<gadget id="calculator">3 * 3</gadget>
<output>9</output>
<gadget id="calculator">9 - 8</gadget>
<output>1</output>
<result>1</result>


我每月工资是3000元，我妈妈每月工资是2500元．每月开支大约要占我们俩工资的(3/5)．我们家每月能结余多少元？

My monthly salary is 3,000 yuan, and my mother's monthly salary is 2,500 yuan. The monthly expenses account for about 3/5 of our salary. How much money can our family have in balance every month?

<gadget id="calculator">3_000 + 2_500</gadget>
<output>5_500</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">5_500 * (2/5)</gadget>
<output>2_200</output>
<result>2_200</result>


一个三角形零件，底是9毫米，高是8毫米，它的面积是多少平方毫米．

A triangular part has a base of 9mm and a height of 8mm, what is its area in square millimeters?

<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<gadget id="calculator">9 * 4</gadget>
<output>36</output>
<result>36</result>


在一个圆形喷水池的周长是62.8米，绕着这个水池修一条宽2米的水泥路．求路面的面积．

The circumference of a circular fountain is 62.8 meters, and a cement road with a width of 2 meters is built around the pool. Find the area of the road.

<gadget id="calculator">62.8 / 3.14 / 2</gadget>
<output>10</output>
<gadget id="calculator">10 + 2</gadget>
<output>12</output>
<gadget id="calculator">12 ** 2</gadget>
<output>144</output>
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>
<gadget id="calculator">144 - 100</gadget>
<output>44</output>
<gadget id="calculator">3.14 * 44</gadget>
<output>138.16</output>
<result>138.16</result>


李方每天睡8个小时，占一天时间的多少

Li Fang sleeps 8 hours a day, how much of a day

<gadget id="calculator">8 / 24</gadget>
<output>1/3 = around 0.333333</output>
<result>1/3 = around 0.333333</result>


把一根长2米的圆柱体木料锯成同样长的两段，表面积增加了210平方厘米．原来这根木料的体积是多少立方厘米．

A 2-meter-long cylinder of wood is sawn into two pieces of equal length, and the surface area increases by 210 square centimeters. What is the volume of this piece of wood in cubic centimeters?

<gadget id="calculator">210 / 2</gadget>
<output>105</output>
<gadget id="calculator">2 * 100</gadget>
<output>200</output>
<gadget id="calculator">105 * 200</gadget>
<output>21_000</output>
<result>21_000</result>


甲、乙两艘轮船同时从上海出发开往青岛．经过18小时后，甲船落后在乙船后面57.6km．甲船每小时行32.5km，乙船每小时行多少千米？(列方程解答)

Two ships, A and B, depart from Shanghai for Qingdao at the same time. After 18 hours, ship A lagged behind ship B by 57.6km. Ship A travels 32.5 km per hour, how many kilometers per hour does ship B travel? (column equation solution)

<gadget id="calculator">32.5 * 18</gadget>
<output>585</output>
<gadget id="calculator">585 + 57.6</gadget>
<output>642.6</output>
<gadget id="calculator">642.6 / 18</gadget>
<output>35.7</output>
<result>35.7</result>


小圆直径是大圆直径的(1/5)，小圆面积是大圆面积的多少

The diameter of the small circle is (1/5) of the diameter of the large circle, and the area of the small circle is the area of the large circle

<gadget id="calculator">1 / 25</gadget>
<output>1/25 = around 0.04</output>
<result>1/25 = around 0.04</result>


一个平行四边形的底为10分米，高7分米，它的面积是多少平方分米．

If the base of a parallelogram is 10 decimeters and the height is 7 decimeters, what is its area?

<gadget id="calculator">10 * 7</gadget>
<output>70</output>
<result>70</result>


学校买来6包图书，每包42本，将这些图书平均分给7个班，每班可以分得多少本？

The school bought 6 packs of books, 42 books in each pack, and distributed these books to 7 classes on average. How many books can each class get?

<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>
<gadget id="calculator">42 * (6/7)</gadget>
<output>36</output>
<result>36</result>


5.7分米比多少米多50%．

5.7 decimeters are 50% more than how many meters.

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 + (1/2)</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">5.7 / (3/2) / 10</gadget>
<output>0.38</output>
<result>0.38</result>


学校三、四年级都有10个班，三年级平均每班67人，四年级平均每班56人．三、四年级共有多少人？

There are 10 classes in the third and fourth grades of the school, with an average of 67 students in each class of the third grade and 56 students in each class of the fourth grade. How many students are there in the third and fourth grades?

<gadget id="calculator">67 + 56</gadget>
<output>123</output>
<gadget id="calculator">123 * 10</gadget>
<output>1_230</output>
<result>1_230</result>


把5米长的钢筋锯成一样长的8段，每段占全长的((())/(()))，每段长((())/(()))米．如果锯断钢筋1次需2分钟，把这根钢筋锯成8段共需多少分钟．

Saw the 5-meter-long steel bar into 8 sections of the same length, each section occupies ((())/(())) of the total length, and each section is ((())/(())) meters long. If it takes 2 minutes to cut a steel bar once, how many minutes will it take to saw the steel bar into 8 sections?

<gadget id="calculator">8 - 1</gadget>
<output>7</output>
<gadget id="calculator">7 * 2</gadget>
<output>14</output>
<result>14</result>


小红读一本书，每天读8页，3天可以读完．如果每天读6页，几天可以读完？

Xiaohong reads a book, 8 pages a day, and can finish it in 3 days. If you read 6 pages a day, how many days can you finish it?

<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">8 * (1/2)</gadget>
<output>4</output>
<result>4</result>


运一批货物，甲车需8小时可以运完，乙车需12小时可以运完，如果甲乙两车同运，需要几小时能运完？

It takes 8 hours for car A to transport a batch of goods, and 12 hours for car B. If both cars A and B are transported together, how many hours will it take?

<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>5/24 = around 0.208333</output>
<gadget id="calculator">1 / (5/24)</gadget>
<output>24/5 = around 4.8</output>
<result>24/5 = around 4.8</result>


12个型号相同的杯子，其中一等品有7个，二等品有3个，三等品有2个．从中任意取1个，取到二等品的可能性的大小是多少．

There are 12 cups of the same model, among which there are 7 cups of first-class products, 3 cups of second-class products, and 2 cups of third-class products. If one of them is chosen arbitrarily, what is the probability of getting a second-class product?

<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


<gadget id="calculator">1 / 2</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>1/3 = around 0.333333</output>
<gadget id="calculator">(1/3) - 1</gadget>
<output>-2/3 = around -0.666667</output>
<gadget id="calculator">1 - (-2/3)</gadget>
<output>5/3 = around 1.666667</output>
<gadget id="calculator">0.75 ** 2</gadget>
<output>0.5625</output>
<gadget id="calculator">(5/3) * 0.5625</gadget>
<output>0.9375</output>
<gadget id="calculator">2 - 0.9375</gadget>
<output>1.0625</output>
<gadget id="calculator">(-0.5) ** 2</gadget>
<output>0.25</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">0.25 * 25</gadget>
<output>6.25</output>
<gadget id="calculator">1.0625 + 6.25</gadget>
<output>7.3125</output>
<result>7.3125</result>


超市运来50袋大米，每袋25千克，每千克售价3元．这批大米一共可以卖多少元？

The supermarket shipped 50 bags of rice, each bag was 25 kilograms, and the price per kilogram was 3 yuan. How much can this batch of rice be sold for in total?

<gadget id="calculator">25 * 50 * 3</gadget>
<output>3_750</output>
<result>3_750</result>


百万位上的6是万位上的6的多少倍．

How many times is the 6 in the millions place the 6 in the tens of thousands place?

<gadget id="calculator">6 * 10_000</gadget>
<output>60_000</output>
<gadget id="calculator">6_000_000 / 60_000</gadget>
<output>100</output>
<result>100</result>


已知甲校学生数是乙校学生数的(2/5)，甲校的女生数是甲校学生数的(3/10)，乙校的男生数是乙校学生的(21/50)，那么两校女生总数占两校学生总数的几分之几？

It is known that the number of students in school A is the number of students in school B (2/5), the number of girls in school A is the number of students in school A (3/10), and the number of boys in school B is the number of students in school B (21/50) , then the total number of girls in the two schools accounts for what percentage of the total number of students in the two schools?

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">(2/5) * (3/10)</gadget>
<output>3/25 = around 0.12</output>
<gadget id="calculator">21 / 50</gadget>
<output>21/50 = around 0.42</output>
<gadget id="calculator">1 - (21/50)</gadget>
<output>29/50 = around 0.58</output>
<gadget id="calculator">(3/25) + (29/50)</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">1 + (2/5)</gadget>
<output>7/5 = around 1.4</output>
<gadget id="calculator">(7/10) / (7/5)</gadget>
<output>1/2 = around 0.5</output>
<result>1/2 = around 0.5</result>


18个相同的铁圆锥可以熔铸成多少个和它们等底等高的圆柱体．

How many cylinders with the same base and height can be cast from 18 identical iron cones?

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


保龄球的半径大约是1dm，球道的长度为15.7m，保龄球从一端滚到另一端，至少要滚动多少周？

The radius of the bowling ball is about 1dm, and the length of the lane is 15.7m. How many rounds must the bowling ball roll from one end to the other?

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">2 * 3.14 * (1/10)</gadget>
<output>0.628</output>
<gadget id="calculator">15.7 / 0.628</gadget>
<output>25</output>
<result>25</result>


一桶油2千克，第一次倒出油的(7/8)，第二次倒出(1/5)千克，桶内还剩油多少千克．

There are 2 kilograms of oil in a barrel, (7/8) of the oil is poured out for the first time, and (1/5) is poured out for the second time, how many kilograms of oil are left in the barrel.

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">2 * (7/8)</gadget>
<output>7/4 = around 1.75</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">2 - (7/4) - (1/5)</gadget>
<output>1/20 = around 0.05</output>
<result>1/20 = around 0.05</result>


下面各式中，得数最大的是m/多少(m＞0)

Among the following formulas, the one with the largest number is m/how many (m>0)

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<result>1/2 = around 0.5</result>


给周长是142cm，宽29cm的画做画框，画框的长至少是多少cm．

Make a picture frame for a painting with a circumference of 142cm and a width of 29cm. What is the minimum length of the picture frame in cm?

<gadget id="calculator">142 / 2</gadget>
<output>71</output>
<gadget id="calculator">71 - 29</gadget>
<output>42</output>
<result>42</result>


一个数的(1/3)比它的(1/4)大6，这个数是多少？

(1/3) of a number is 6 greater than its (1/4), what is this number?

<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">(1/3) - (1/4)</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">6 / (1/12)</gadget>
<output>72</output>
<result>72</result>


银山小学一共有学生400人，在举行"八荣八耻"演讲比赛时，全校有2人请假．出勤率是多少．

Yinshan Primary School has a total of 400 students. During the "Eight Honors and Eight Disgraces" speech contest, 2 people in the whole school asked for leave. What is the attendance rate.

<gadget id="calculator">400 - 2</gadget>
<output>398</output>
<gadget id="calculator">398 / 400</gadget>
<output>199/200 = around 0.995</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(199/200) * 1</gadget>
<output>199/200 = around 0.995</output>
<result>199/200 = around 0.995</result>


9%去掉进百分号，这个数扩大了多少倍．

9% is dropped into the percent sign, how many times this number has been expanded.

<gadget id="calculator">9 / 100</gadget>
<output>9/100 = around 0.09</output>
<gadget id="calculator">9 / (9/100)</gadget>
<output>100</output>
<result>100</result>


有8筐白菜，以每筐25千克为标准，超过的千克数记作正数，不足的千克数记作负数，称重的记录是：+1，-3，+2，-1，+1，-2，-2，-3．这8筐白菜的总重量是多少千克？多少．

There are 8 baskets of cabbage, with each basket being 25kg as the standard, excess kilograms are recorded as positive numbers, and insufficient kilograms are recorded as negative numbers, and the weighing records are: +1, -3, +2, -1, +1 , -2, -2, -3. What is the total weight of the 8 baskets of cabbage in kilograms? How many.

<gadget id="calculator">25 + 1</gadget>
<output>26</output>
<gadget id="calculator">25 - 3</gadget>
<output>22</output>
<gadget id="calculator">25 + 2</gadget>
<output>27</output>
<gadget id="calculator">25 - 1</gadget>
<output>24</output>
<gadget id="calculator">25 - 2</gadget>
<output>23</output>
<gadget id="calculator">26 + 22 + 27 + 24 + 26 + 23 + 23 + 22</gadget>
<output>193</output>
<result>193</result>


一盒巧克力，4块4块地数，多3块；6块6块地数，多5块．已知这盒巧克力的块数在30～40之间，你知道这盒巧克力有多少块吗？

For a box of chocolates, if you count 4 pieces by 4 pieces, you will get 3 pieces more; if you count 6 pieces by 6 pieces, you will get 5 pieces more. It is known that the number of pieces in this box of chocolates is between 30 and 40. Do you know how many pieces of chocolates are in this box?

<gadget id="calculator">2 * 2 * 3</gadget>
<output>12</output>
<gadget id="calculator">12 * 3</gadget>
<output>36</output>
<gadget id="calculator">36 - 1</gadget>
<output>35</output>
<result>35</result>


<gadget id="calculator">1 / 51</gadget>
<output>1/51 = around 0.019608</output>
<gadget id="calculator">1 - (1/51)</gadget>
<output>50/51 = around 0.980392</output>
<gadget id="calculator">2 * (50/51)</gadget>
<output>100/51 = around 1.960784</output>
<result>100/51 = around 1.960784</result>


羊毛衫厂原有羊毛衫400箱，先运进100箱，再运进-200箱，这时羊毛衫厂有羊毛衫多少箱．

The woolen sweater factory originally had 400 boxes of woolen sweaters, first shipped in 100 boxes, and then shipped in -200 boxes, how many boxes of woolen sweaters does the woolen sweater factory have at this time.

<gadget id="calculator">400 + 100 + (-200)</gadget>
<output>300</output>
<result>300</result>


<gadget id="calculator">54 / 5</gadget>
<output>54/5 = around 10.8</output>
<gadget id="calculator">46 / 5</gadget>
<output>46/5 = around 9.2</output>
<gadget id="calculator">(54/5) + (46/5)</gadget>
<output>20</output>
<result>20</result>


张晓明收集了一些画片，他拿出画片的一半还多1张送给强强，自己还剩25张，张晓明原来有多少张画片？(请你用方程解答)

Zhang Xiaoming collected some pictures. He took out half of the pictures and gave one more to Qiangqiang. He had 25 pictures left. How many pictures did Zhang Xiaoming have? (Please use the equation to solve)

<gadget id="calculator">25 + 1</gadget>
<output>26</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">26 / (1/2)</gadget>
<output>52</output>
<result>52</result>


质量检测部门对某城市饮料质量进行抽查，其中抽查某种饮料50箱，只有38箱合格，这种饮料的合格率是多少．

The quality inspection department conducts random checks on the quality of beverages in a certain city. Among them, 50 boxes of a certain beverage are randomly checked, and only 38 boxes are qualified. What is the pass rate of this beverage?

<gadget id="calculator">38 / 50</gadget>
<output>19/25 = around 0.76</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(19/25) * 1</gadget>
<output>19/25 = around 0.76</output>
<result>19/25 = around 0.76</result>


李老师骑车从家到学校，每分钟行280米，12分钟到学校，李老师家离学校有多远？

Mr. Li rides a bicycle from home to school, traveling 280 meters per minute, and arrives at school in 12 minutes. How far is Mr. Li's home from the school?

<gadget id="calculator">280 * 12</gadget>
<output>3_360</output>
<result>3_360</result>


甲、乙、丙三个个体户到仓库进货，甲要8小时，乙要3小时，丙要5小时．要使他们三人等候时间总和最少，应该怎样安排进货的顺序给他们装货？等候时间总和最少是多少小时？

Three self-employed individuals A, B, and C go to the warehouse to purchase goods. It takes 8 hours for A, 3 hours for B, and 5 hours for C. In order to minimize the sum of the waiting time of the three of them, how should the order of purchase be arranged to load them? What is the minimum total waiting time?

<gadget id="calculator">3 + 5</gadget>
<output>8</output>
<gadget id="calculator">3 + 5 + 8</gadget>
<output>16</output>
<gadget id="calculator">3 + 8 + 16</gadget>
<output>27</output>
<result>27</result>


洗衣机厂第一月生产了83台、第二生产了85台、第三月生产了84台全自动洗衣机．平均每月生产多少台？

The washing machine factory produced 83 sets in the first month, 85 sets in the second month, and 84 fully automatic washing machines in the third month. How many units are produced per month on average?

<gadget id="calculator">83 + 85 + 84</gadget>
<output>252</output>
<gadget id="calculator">252 / 3</gadget>
<output>84</output>
<result>84</result>


<gadget id="calculator">72 / 4</gadget>
<output>18</output>
<gadget id="calculator">28 + 18</gadget>
<output>46</output>
<result>46</result>


一个正方体的一个面的周长是8分米，它的表面积是多少平方分米

If the perimeter of a face of a cube is 8 decimeters, what is its surface area in square decimeters

<gadget id="calculator">8 / 4</gadget>
<output>2</output>
<gadget id="calculator">2 * 2 * 6</gadget>
<output>24</output>
<result>24</result>


把一块布两次对折后的长度是(5/8)米，这块布的长度是多少米？

The length of a piece of cloth folded in half twice is (5/8) meters, how many meters is the length of this piece of cloth?

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(5/8) / (1/4)</gadget>
<output>5/2 = around 2.5</output>
<result>5/2 = around 2.5</result>


把1米平均分成100份，每份是多少米

Divide 1 meter into 100 parts on average, how many meters is each part

<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>
<result>1/100 = around 0.01</result>


一个长方体容器的底面积是48平方厘米，高20厘米．如果高增加(1/4)，底面积不变，这个容器的体积是多少立方厘米？

A cuboid container has a base area of 48 cm2 and a height of 20 cm. If the height is increased (1/4) and the area of the base remains the same, what is the volume of the container in cubic centimeters?

<gadget id="calculator">1 / 4</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">20 * (5/4)</gadget>
<output>25</output>
<gadget id="calculator">48 * 25</gadget>
<output>1_200</output>
<result>1_200</result>


将一个长28cm，宽18cm的长方形铁片的四个角各截去一个边长为4cm的正方形，再将此铁片折成一个无盖的长方形容器．容器的容积为多少立方厘米．

Cut off a square with a side length of 4cm from each of the four corners of a rectangular iron sheet with a length of 28cm and a width of 18cm, and then fold the iron sheet into a rectangular container without a cover. What is the volume of the container in cubic centimeters.

<gadget id="calculator">4 * 2</gadget>
<output>8</output>
<gadget id="calculator">28 - 8</gadget>
<output>20</output>
<gadget id="calculator">18 - 8</gadget>
<output>10</output>
<gadget id="calculator">20 * 10 * 4</gadget>
<output>800</output>
<result>800</result>


4个工人用3.5小时共生产机器零件84个，平均每个工人每小时生产零件多少个？

4 workers produce a total of 84 machine parts in 3.5 hours. On average, how many parts does each worker produce per hour?

<gadget id="calculator">84 / 4 / 3.5</gadget>
<output>6</output>
<result>6</result>


小兵家圆桌的直径1.5米，买铝合金条把桌边包起来，要买多少米铝合金条？

The diameter of Xiaobingjia's round table is 1.5 meters. If you buy aluminum alloy strips to wrap the edge of the table, how many meters of aluminum alloy strips do you need to buy?

<gadget id="calculator">3.14 * 1.5</gadget>
<output>4.71</output>
<result>4.71</result>


从甲地到乙地汽车行完全程要1.5小时，如果每小时多行5千米，可以节约15分钟，甲、乙两地相距多少千米？

It takes 1.5 hours to travel by car from place A to place B. If you travel 5 kilometers per hour, you can save 15 minutes. How many kilometers are there between places A and B?

<gadget id="calculator">15 / 60</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1.5 - (1/4)</gadget>
<output>1.25</output>
<gadget id="calculator">1.25 * 5</gadget>
<output>6.25</output>
<gadget id="calculator">1.5 - 1.25</gadget>
<output>0.25</output>
<gadget id="calculator">6.25 / 0.25</gadget>
<output>25</output>
<gadget id="calculator">25 * 1.5</gadget>
<output>37.5</output>
<result>37.5</result>


一个环形的面积是60cm**2，已知外圆的半径等于内圆的直径．外圆的面积是多少cm**2．

The area of a ring is 60cm**2, and the radius of the outer circle is known to be equal to the diameter of the inner circle. What is the area of the outer circle in cm**2.

<gadget id="calculator">20 + 60</gadget>
<output>80</output>
<result>80</result>


甲、乙两人在一条环形跑道上赛跑，两人同时从同一地点出发，同向而行，甲每秒跑8米，乙每秒跑7米，刚满1分钟时，甲正好到达终点，此时乙距离终点还有多少米．

A and B are running a race on a circular track. They start from the same place at the same time and go in the same direction. A runs 8 meters per second, and B runs 7 meters per second. When just one minute has passed, A just reaches the finish line. How many meters away is B from the end point?

<gadget id="calculator">8 - 7</gadget>
<output>1</output>
<gadget id="calculator">1 * 60</gadget>
<output>60</output>
<result>60</result>


建筑工地要运送一批砂石料，已经运送了这批砂石料的30%，再运送35吨砂石料，就正好运送了这批砂石料的(2/5)，这批砂石料共有多少吨？

The construction site needs to transport a batch of sand and gravel, and 30% of this batch of sand and gravel has been transported, and another 35 tons of sand and gravel are transported, which is exactly (2/5) of this batch of sand and gravel. How many tons of this batch of sand and gravel are in total?

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">(2/5) - (3/10)</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">35 / (1/10)</gadget>
<output>350</output>
<result>350</result>


有一块梯形的菜地，上底是32米，下底是48米，高是60米．如果每平方米收25千克白菜，这块地一共收白菜多少千克？

There is a trapezoidal vegetable field, the upper base is 32 meters, the lower base is 48 meters, and the height is 60 meters. If 25 kilograms of cabbage is harvested per square meter, how many kilograms of cabbage are harvested in this land?

<gadget id="calculator">32 + 48</gadget>
<output>80</output>
<gadget id="calculator">60 / 2</gadget>
<output>30</output>
<gadget id="calculator">80 * 30 * 25</gadget>
<output>60_000</output>
<result>60_000</result>


有长度分别为1、2、…、9的线段各一条，现从中选出若干条线段组成"线段组"，由这一组线段恰好可以拼接成一个正方形．则这样的线段组的组数为多少．

There are one line segment with a length of 1, 2, ..., 9 respectively. Now select a number of line segments to form a "line segment group". This group of line segments can just be spliced into a square. Then what is the number of such line segment groups?

<gadget id="calculator">1 + 8</gadget>
<output>9</output>
<result>9</result>


一些人分组买小船的钱，如果其中10人后来不参加，余下的每人多分担2元，付钱时又有15人退出，最后余下的人又多分担8元，原先同意买船的有几人？

Some people grouped into groups to buy the boat. If 10 of them did not participate later, each of the remaining people would share an extra 2 yuan. people?


把一根(24/30)米长的绳子剪成相等的几段，一共剪了3刀，每段长多少米．

Cut a (24/30) meter long rope into several equal sections, a total of 3 cuts, how many meters is each section long?

<gadget id="calculator">24 / 30</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">3 + 1</gadget>
<output>4</output>
<gadget id="calculator">(4/5) / 4</gadget>
<output>1/5 = around 0.2</output>
<result>1/5 = around 0.2</result>


一个长方体的表面积是1.6平方米，底面是周长为160厘米的正方形，这个长方体的体积是多少立方分米？

The surface area of a cuboid is 1.6 square meters, and the base is a square with a perimeter of 160 cm. What is the volume of this cuboid?

<gadget id="calculator">160 / 100 / 4</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">160 / 100</gadget>
<output>8/5 = around 1.6</output>
<gadget id="calculator">(2/5) * (2/5)</gadget>
<output>4/25 = around 0.16</output>
<gadget id="calculator">(8/5) - (4/25)</gadget>
<output>36/25 = around 1.44</output>
<gadget id="calculator">(36/25) / 4 / (2/5)</gadget>
<output>9/10 = around 0.9</output>
<gadget id="calculator">(2/5) * (2/5) * (9/10) * 1_000</gadget>
<output>144</output>
<result>144</result>


红星小学五年级种树66棵，比六年级种的棵数的2倍少10棵，六年级种了多少棵树？

66 trees were planted in the fifth grade of Hongxing Primary School, which is 10 trees less than twice the number planted in the sixth grade. How many trees were planted in the sixth grade?

<gadget id="calculator">66 + 10</gadget>
<output>76</output>
<gadget id="calculator">76 / 2</gadget>
<output>38</output>
<result>38</result>


四年级同学去秋游，每套门票和车票46元，一共需要313套票，要准备多少钱买票？

The fourth grade students go on an autumn outing. Each set of tickets and train tickets is 46 yuan. A total of 313 sets of tickets are needed. How much money do you need to prepare for the tickets?

<gadget id="calculator">46 * 313</gadget>
<output>14_398</output>
<result>14_398</result>


学校六3班有学生56人，女生人数是男生人数的(3/5)．男生多少人？(用两种方法解答)

There are 56 students in Class 6 and 3 of the school, and the number of girls is 3/5 of the number of boys. How many boys? (answer in two ways)

<gadget id="calculator">3 + 5</gadget>
<output>8</output>
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">56 * (5/8)</gadget>
<output>35</output>
<result>35</result>


用一根52米长的绳子围成一个正方形．这个正方形的面积是多少平方米？

A square is formed by a rope 52 meters long. What is the area of this square in square meters?

<gadget id="calculator">52 / 4</gadget>
<output>13</output>
<gadget id="calculator">13 * 13</gadget>
<output>169</output>
<result>169</result>


将一个正方体木料削成一个最大的圆柱．已知这个圆柱的侧面积是75.36平方厘米，这个正方体的表面积是多少平方厘米？

Cut a cube of wood into the largest cylinder. It is known that the lateral area of this cylinder is 75.36 square centimeters, what is the surface area of this cube?

<gadget id="calculator">75.36 / 3.14</gadget>
<output>24</output>
<gadget id="calculator">24 * 6</gadget>
<output>144</output>
<result>144</result>