随着通讯市场竞争，某公司的手机市话收费原标准每分钟降低了a元后，再次下调了20%，现在的收费标准是每分钟b元，则原收费标准每分钟为多少元．

With the competition in the communication market, a company’s original charge for local calls for mobile phones has been reduced by a yuan per minute, and then reduced by 20%. The current charge standard is b yuan per minute, so what is the original charge standard per minute?

<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>
<result>5/4 = around 1.25</result>


四年级一共有学生260人，一次考试中，语文得优秀的有120人，数学得优秀的有166人，两科都得优秀的有50人，两科都没得优秀的有多少人？

There are a total of 260 students in the fourth grade. In one exam, 120 students were excellent in Chinese, 166 were excellent in mathematics, 50 were excellent in both subjects, and how many were excellent in neither subject?

<gadget id="calculator">260 - 120 - 166</gadget>
<output>-26</output>
<gadget id="calculator">(-26) + 50</gadget>
<output>24</output>
<result>24</result>


某公司一月份营业额是120万元，如果按营业额的6%缴纳营业税，这公司一月份应缴纳营业税多少万元？

The turnover of a company in January is 1.2 million yuan. If the business tax is 6% of the turnover, how much is the business tax that the company should pay in January?

<gadget id="calculator">6 / 100</gadget>
<output>3/50 = around 0.06</output>
<gadget id="calculator">120 * (3/50)</gadget>
<output>36/5 = around 7.2</output>
<result>36/5 = around 7.2</result>


六1班今天出勤人数是48人，出勤率为96%，六1班今天有多少人缺勤．

There are 48 people in class 61 today, and the attendance rate is 96%. How many people are absent from class 61 today?

<gadget id="calculator">96 / 100</gadget>
<output>24/25 = around 0.96</output>
<gadget id="calculator">48 / (24/25)</gadget>
<output>50</output>
<gadget id="calculator">50 - 48</gadget>
<output>2</output>
<result>2</result>


男生比女生多5人，女生如果增加(1/4)就和男生人数相等，女生有多少人？

There are 5 more boys than girls. If the number of girls increases (1/4), the number of boys will be equal. How many girls are there?

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


□/7=△…○，○最大是多少

<gadget id="calculator">7 - 1</gadget>
<output>6</output>
<result>6</result>


如果2﹕7的前项加上6，要使比值不变，后项应加上多少．

If 6 is added to the former term of 2:7, how much should be added to the latter term to keep the ratio unchanged.

<gadget id="calculator">2 + 6</gadget>
<output>8</output>
<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<gadget id="calculator">7 * 4</gadget>
<output>28</output>
<gadget id="calculator">28 - 7</gadget>
<output>21</output>
<result>21</result>


三年级同学分7个小组参加劳动，平均每个小组搬砖240块，还剩下350块，共有砖多少块？

The third-grade students are divided into 7 groups to participate in the labor. On average, each group moves 240 bricks, and there are 350 bricks left. How many bricks are there in total?

<gadget id="calculator">240 * 7</gadget>
<output>1_680</output>
<gadget id="calculator">1_680 + 350</gadget>
<output>2_030</output>
<result>2_030</result>


一双运动鞋，降价(1/8)后，现价比原价少16元，原价多少元．

After the price of a pair of sports shoes is reduced (1/8), the current price is 16 yuan less than the original price. What is the original price?

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">16 / (1/8)</gadget>
<output>128</output>
<result>128</result>


甲比乙少(1/5)，乙比丙多25%，甲是丙的多少

A is less than B (1/5), B is 25% more than C, how much is A equal to C

<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">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">1 / (5/4)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">(4/5) / (4/5)</gadget>
<output>1</output>
<gadget id="calculator">1 * 1</gadget>
<output>1</output>
<result>1</result>


口袋里有3个红球和5个白球，球除颜色外完全相同，从中任意摸出一个球．那么，摸出红球的可能性是多少．

There are 3 red balls and 5 white balls in a pocket, all of which are identical except for their color, and one of them is drawn at random. So, what is the probability of drawing a red ball?

<gadget id="calculator">3 + 5</gadget>
<output>8</output>
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<result>3/8 = around 0.375</result>


10千克面粉用去(1/2)，还剩下多少千克．

10 kilograms of flour are used (1/2), how many kilograms are left.

<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">10 * (1/2)</gadget>
<output>5</output>
<result>5</result>


父子二人在一个滑雪场比赛．儿子先行10秒，随后父亲在离起点60米处用20秒追上儿子．全程300米，父亲比儿子早到终点多少秒？

A father and son compete in a ski resort. The son goes first for 10 seconds, and then the father catches up with the son in 20 seconds at a distance of 60 meters from the starting point. The whole journey is 300 meters, how many seconds before the father arrives at the finish line than the son?

<gadget id="calculator">300 / 60</gadget>
<output>5</output>
<gadget id="calculator">20 + 10</gadget>
<output>30</output>
<gadget id="calculator">5 * 30</gadget>
<output>150</output>
<gadget id="calculator">5 * 20</gadget>
<output>100</output>
<gadget id="calculator">150 - 100 - 10</gadget>
<output>40</output>
<result>40</result>


一段铁路，甲队独铺要10天完成，乙队独铺要15天完成．现在两队合铺，完成时，甲队铺了这段公路的几分之几？

For a section of railway, it takes 10 days for team A to complete the independent shop, and it takes 15 days for team B to complete the independent shop. Now the two teams are paving together. When it is completed, what fraction of the road will be paved by team A?

<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>
<result>3/5 = around 0.6</result>


某商场运进200台冰箱，第一天卖出总数的(1/4)，第二天卖出总数的(2/5)，两天一共卖出冰箱多少台？

A shopping mall shipped 200 refrigerators, sold (1/4) of the total number on the first day, and sold (2/5) of the total number on the second day, how many refrigerators were sold in total in two days?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/4) + (1/5)</gadget>
<output>9/20 = around 0.45</output>
<gadget id="calculator">200 * (9/20)</gadget>
<output>90</output>
<result>90</result>


果园里有梨树560棵，桃树的棵数是梨树的12倍，果园里有桃树多少棵？

There are 560 pear trees in the orchard, and the number of peach trees is 12 times that of pear trees. How many peach trees are there in the orchard?

<gadget id="calculator">560 * 12</gadget>
<output>6_720</output>
<result>6_720</result>


水池里立着两根木桩，它们露出水面部分的长度比是10：1，当水面下降20厘米后，露出水面部分的长度比变成了5：2，求较短的一根木桩原来露出水面的部分是多少厘米？

There are two wooden stakes standing in the pool. The ratio of the lengths of the parts above the water surface is 10:1. When the water surface drops 20 cm, the ratio of the lengths of the parts above the water surface becomes 5:2. Find the shorter wooden stake that is above the water surface. How many centimeters is the part of ?

<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>
<gadget id="calculator">(5/2) * 20</gadget>
<output>50</output>
<gadget id="calculator">50 - 20</gadget>
<output>30</output>
<gadget id="calculator">10 - (5/2)</gadget>
<output>15/2 = around 7.5</output>
<gadget id="calculator">30 / (15/2)</gadget>
<output>4</output>
<result>4</result>


一天某生产小组前3小时共生产零件510个，后5个小时每小时生产零件186个，这一天平均每小时生产零件多少个？

A certain production team produced a total of 510 parts in the first 3 hours of a day, and 186 parts per hour in the next 5 hours. How many parts were produced per hour on average on this day?

<gadget id="calculator">186 * 5</gadget>
<output>930</output>
<gadget id="calculator">510 + 930</gadget>
<output>1_440</output>
<gadget id="calculator">3 + 5</gadget>
<output>8</output>
<gadget id="calculator">1_440 / 8</gadget>
<output>180</output>
<result>180</result>


某养鸡场养公鸡2400只，养的母鸡比公鸡多(3/8)，公鸡、母鸡共多少只？

There are 2400 roosters in a chicken farm, and there are more hens than roosters (3/8). How many roosters and hens are there in total?

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">1 + (3/8)</gadget>
<output>11/8 = around 1.375</output>
<gadget id="calculator">2_400 * (11/8)</gadget>
<output>3_300</output>
<gadget id="calculator">2_400 + 3_300</gadget>
<output>5_700</output>
<result>5_700</result>


教室长8m、宽6m、高3m，六1班有48名学生，平均每人占有的空间是多少．

The classroom is 8m long, 6m wide, and 3m high. There are 48 students in Class 1, what is the average space occupied by each person?

<gadget id="calculator">3 / 48</gadget>
<output>1/16 = around 0.0625</output>
<gadget id="calculator">8 * 6 * (1/16)</gadget>
<output>3</output>
<result>3</result>


分母是5的所有真分数的和是多少

What is the sum of all proper fractions with denominator 5?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">(1/5) + (2/5) + (3/5) + (4/5)</gadget>
<output>2</output>
<result>2</result>


葛大财主请园艺师为其整修花园，要求一个月完成，3月1日开始31日结束，每天的工钱为一钱黄金．葛大财主是出了名的守财奴，园艺师要求每天结束时结算工钱，葛大财主恰有一块31钱的金条．聪明绝顶的葛大财主只做了多少次(填最少次数)切割，就解决了这个问题．

The rich man Ge asked a gardener to renovate his garden and asked to complete it in one month, starting from March 1 and ending on March 31. The daily wages were one gold coin. The rich man Ge is a famous miser. The gardener requires to settle his wages at the end of each day. The rich man Ge has a gold bar of 31 yuan. The very smart rich man Ge solved this problem only by how many times (fill in the minimum number of times) cutting.

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


一个长方体的油桶，从里面量长5分米，宽3.8分米，高6分米．如果每升汽油重0.74千克，这个油桶可以装油多少千克？

A cuboid oil drum measures 5 decimeters long, 3.8 decimeters wide and 6 decimeters high. If each liter of gasoline weighs 0.74 kilograms, how many kilograms of oil can this barrel hold?

<gadget id="calculator">5 * 3.8 * 6</gadget>
<output>114</output>
<gadget id="calculator">0.74 * 114</gadget>
<output>84.36</output>
<result>84.36</result>


宏丰超市运来红毛衣和蓝毛衣各123包，红毛衣每包36件，蓝毛衣每包26见，超市一共运来多少件毛衣？

Hongfeng Supermarket shipped 123 packs of red sweaters and 123 packs of blue sweaters each, 36 packs of red sweaters, and 26 packs of blue sweaters. How many sweaters did the supermarket ship in total?

<gadget id="calculator">36 * 123</gadget>
<output>4_428</output>
<gadget id="calculator">26 * 123</gadget>
<output>3_198</output>
<gadget id="calculator">4_428 + 3_198</gadget>
<output>7_626</output>
<result>7_626</result>


一件衣服230元，一条裤子120元，商店共购入15套，一共多少元？

A piece of clothing is 230 yuan, a pair of trousers is 120 yuan, the store bought 15 sets, how much is the total?

<gadget id="calculator">230 + 120</gadget>
<output>350</output>
<gadget id="calculator">350 * 15</gadget>
<output>5_250</output>
<result>5_250</result>


用78与82的差，去除585与265的差，商是多少？列成综合算式是多少．

Use the difference between 78 and 82 to divide the difference between 585 and 265, what is the quotient? How much is listed as a comprehensive formula.

<gadget id="calculator">585 - 265</gadget>
<output>320</output>
<gadget id="calculator">82 - 78</gadget>
<output>4</output>
<gadget id="calculator">320 / 4</gadget>
<output>80</output>
<result>80</result>


<gadget id="calculator">1.8 * 5.4</gadget>
<output>9.72</output>
<gadget id="calculator">18 * 0.46</gadget>
<output>8.28</output>
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1.8 / (1/10)</gadget>
<output>18</output>
<gadget id="calculator">8.28 - 18</gadget>
<output>-9.72</output>
<gadget id="calculator">9.72 + (-9.72)</gadget>
<output>0</output>
<result>0</result>


<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">(4/9) + (1/6)</gadget>
<output>11/18 = around 0.611111</output>
<gadget id="calculator">(11/18) * 18</gadget>
<output>11</output>
<result>11</result>


一根绳长2米，它的一头拴在草地中心处的木桩上，另一头拴着一只羊(接头处不计)，羊吃草的面积有多少平方米？

A rope is 2 meters long. One end of it is tied to a stake in the center of the grass, and the other end is tied to a sheep (not counting the joint). How many square meters does the sheep graze on?

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>
<result>12.56</result>


五个连续偶数的和是60，中间一个数是多少．

The sum of five consecutive even numbers is 60, what is the number in the middle?

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


在灾区送温暖中，三年级捐了600本书，每45本包成一包，包了13包，还剩下多少本书？

In sending warmth in the disaster area, the third grade donated 600 books, and every 45 books were packed into a pack, 13 packs were packed, how many books are left?

<gadget id="calculator">45 * 13</gadget>
<output>585</output>
<gadget id="calculator">600 - 585</gadget>
<output>15</output>
<result>15</result>


∠1+70°组成一个直角，∠1=多少．

<gadget id="calculator">90 - 70</gadget>
<output>20</output>
<result>20</result>


一个长方体正好可以切成两个棱长是3cm的正方体，这个长方体的表面积是多少cm**2．

cuboid can be cut into two cubes whose edge length is 3cm. What is the surface area of this cuboid in cm**2.

<gadget id="calculator">3 * 2</gadget>
<output>6</output>
<gadget id="calculator">6 * 3 * 4</gadget>
<output>72</output>
<gadget id="calculator">3 * 3 * 2</gadget>
<output>18</output>
<gadget id="calculator">72 + 18</gadget>
<output>90</output>
<result>90</result>


把体积是5m**3的木块平均分成6份，每份是多少m**3．

Divide a wooden block with a volume of 5m**3 into 6 parts, how much is each part in m**3.

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<result>5/6 = around 0.833333</result>


一只鸭重(5/2)千克，是一只鹅重的(3/4)，一只鹅重多少千克？

A duck weighs (5/2) kilograms, which is (3/4) the weight of a goose. How many kilograms does a goose weigh?

<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(5/2) / (3/4)</gadget>
<output>10/3 = around 3.333333</output>
<result>10/3 = around 3.333333</result>


<gadget id="calculator">3.14 * 0.8</gadget>
<output>2.512</output>
<gadget id="calculator">0.3 * 3.14</gadget>
<output>0.942</output>
<gadget id="calculator">3.14 * 0.1</gadget>
<output>0.314</output>
<gadget id="calculator">0.942 - 0.314</gadget>
<output>0.628</output>
<gadget id="calculator">2.512 + 0.628</gadget>
<output>3.14</output>
<result>3.14</result>


<gadget id="calculator">2_001 / 3</gadget>
<output>667</output>
<gadget id="calculator">667 - 1</gadget>
<output>666</output>
<gadget id="calculator">666 / 2</gadget>
<output>333</output>
<gadget id="calculator">333 * 3</gadget>
<output>999</output>
<gadget id="calculator">999 + 3</gadget>
<output>1_002</output>
<result>1_002</result>


109、170、225这三个数的平均数是多少．

What is the average of the three numbers 109, 170, and 225?

<gadget id="calculator">109 + 225 + 170</gadget>
<output>504</output>
<gadget id="calculator">504 / 3</gadget>
<output>168</output>
<result>168</result>


六年级去植树，五年级植的是六年级的(2/3)，六年级植的比总数的(3/4)少24棵，五年级植树多少棵？

The sixth grade planted trees, the fifth grade planted 2/3 of the sixth grade, the sixth grade planted 24 trees less than the total (3/4), how many trees were planted in the fifth grade?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(2/3) + 1</gadget>
<output>5/3 = around 1.666667</output>
<gadget id="calculator">1 / (5/3)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(3/4) - (3/5)</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">24 / (3/20)</gadget>
<output>160</output>
<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">160 * (2/5)</gadget>
<output>64</output>
<result>64</result>


钟面上5时45分，时针在分针后面多少度．

At 5:45 on the clock face, what degree is the hour hand behind the minute hand?

<gadget id="calculator">9 - 5</gadget>
<output>4</output>
<gadget id="calculator">5 * 4</gadget>
<output>20</output>
<gadget id="calculator">45 / 60</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">5 * (3/4)</gadget>
<output>15/4 = around 3.75</output>
<gadget id="calculator">20 - (15/4)</gadget>
<output>65/4 = around 16.25</output>
<gadget id="calculator">6 * (65/4)</gadget>
<output>195/2 = around 97.5</output>
<result>195/2 = around 97.5</result>


元旦假中，妈妈给小明买了一套衣服，裤子48元，上衣是裤子的3倍，买这套衣服用了多少钱？

During the New Year's Day holiday, my mother bought a set of clothes for Xiaoming. The pants were 48 yuan, and the jacket was three times the size of the pants. How much did you spend on this set of clothes?

<gadget id="calculator">48 * 3</gadget>
<output>144</output>
<gadget id="calculator">144 + 48</gadget>
<output>192</output>
<result>192</result>


<gadget id="calculator">100 + 1</gadget>
<output>101</output>
<gadget id="calculator">100 * 101</gadget>
<output>10_100</output>
<gadget id="calculator">10_100 / 2</gadget>
<output>5_050</output>
<result>5_050</result>


一个小朋友的家离学校3千米．他每天早晨骑车上学，每小时行15千米，这样恰好准时到校．一天早晨因为逆风，开始的1千米，他只能以每小时10千米的速度骑行；剩下的路程，他应以每小时多少的速度骑行才能准时到达．

child's home is 3 kilometers away from the school. He rides to school every morning, walking 15 kilometers per hour, so that he arrives at school on time. One morning, because of the headwind, he could only ride at a speed of 10 kilometers per hour for the first 1 kilometer; for the rest of the distance, he should ride at a speed per hour to arrive on time.

<gadget id="calculator">3 - 1</gadget>
<output>2</output>
<gadget id="calculator">3 / 15</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">(1/5) - (1/10)</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">2 / (1/10)</gadget>
<output>20</output>
<result>20</result>


小强将1～100这100个自然数中所有2的倍数的数染成红色，再将所有3的倍数的数染成蓝色．想一想，有多少个数没有染色？

Xiaoqiang dyes all the multiples of 2 among the 100 natural numbers from 1 to 100 in red, and then dyes all the multiples of 3 in blue. Think about it, how many numbers are not colored?

<gadget id="calculator">100 / 2</gadget>
<output>50</output>
<gadget id="calculator">33 - 16</gadget>
<output>17</output>
<gadget id="calculator">50 + 17</gadget>
<output>67</output>
<gadget id="calculator">100 - 67</gadget>
<output>33</output>
<result>33</result>


爸爸去买汽车，销售人员告诉他，如果分期付款加价7%，如果现金购买可享受九五折优惠．爸爸算了算，发现分期付款比现金购买要多付8400元．这辆车的原价是多少元？

Dad went to buy a car, and the salesperson told him that if the installment payment was made, the price would increase by 7%, and if he bought it in cash, he could enjoy a 5% discount. Dad did the math and found that paying in installments would cost 8,400 yuan more than buying in cash. How much is the original price of this car?

<gadget id="calculator">7 / 100</gadget>
<output>7/100 = around 0.07</output>
<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>
<gadget id="calculator">(7/100) - (19/20)</gadget>
<output>-22/25 = around -0.88</output>
<gadget id="calculator">1 + (-22/25)</gadget>
<output>3/25 = around 0.12</output>
<gadget id="calculator">8_400 / (3/25)</gadget>
<output>70_000</output>
<result>70_000</result>


把一个蛋糕平均分成8份，小杰，小明和小丽各吃了1份，三人共吃了整个蛋糕的几分之几？还剩下整个蛋糕的几分之几？(用分数表示)．

Divide a cake into 8 parts on average, Xiao Jie, Xiao Ming and Xiao Li each ate 1 part, what percentage of the whole cake did they eat? What fraction of the whole cake is left? (expressed in fractions).

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


如果把一根木料锯成4段要4.5分钟，那么用同样的速度把这根木料锯成8段，要多少分钟．

If it takes 4.5 minutes to saw a piece of wood into 4 sections, how many minutes will it take to saw this piece of wood into 8 sections at the same speed?

<gadget id="calculator">4 - 1</gadget>
<output>3</output>
<gadget id="calculator">4.5 / 3</gadget>
<output>1.5</output>
<gadget id="calculator">8 - 1</gadget>
<output>7</output>
<gadget id="calculator">1.5 * 7</gadget>
<output>10.5</output>
<result>10.5</result>


两个施工队合铺一条路，甲队每周铺13千米，乙队每周铺17千米．6周后能把这条路铺完，这条路长多少千米？

Two construction teams work together to pave a road. Team A paves 13 kilometers per week, and team B paves 17 kilometers per week. If the road can be paved in 6 weeks, how many kilometers is the road?

<gadget id="calculator">13 + 17</gadget>
<output>30</output>
<gadget id="calculator">30 * 6</gadget>
<output>180</output>
<result>180</result>


小明读一本书，已经读了全书的(1/4)，如果再读15页，则读过的页数与未读的页数的比是2：3，这本书有多少页？

Xiao Ming reads a book and has already read (1/4) of the whole book. If he reads another 15 pages, the ratio of the number of pages he has read to the number of pages he has not read is 2:3. How many pages does this book have?

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(2/5) - (1/4)</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">15 / (3/20)</gadget>
<output>100</output>
<result>100</result>


梅花鹿的身高是130厘米，长颈鹿的身高是梅花鹿的4倍，长颈鹿的身高是多少厘米？

The height of the sika deer is 130 cm, and the height of the giraffe is 4 times that of the sika deer. How many centimeters is the height of the giraffe?

<gadget id="calculator">130 * 4</gadget>
<output>520</output>
<result>520</result>


一个数除以8，商是47，余数是2，这个数是多少．

When a number is divided by 8, the quotient is 47 and the remainder is 2. What is the number?

<gadget id="calculator">47 * 8</gadget>
<output>376</output>
<gadget id="calculator">376 + 2</gadget>
<output>378</output>
<result>378</result>


一本《儿童时代》共98页，需要多少个数码编页码？

A copy of "Childhood" has 98 pages, how many digital page numbers are needed?

<gadget id="calculator">98 - 9</gadget>
<output>89</output>
<gadget id="calculator">89 * 2</gadget>
<output>178</output>
<gadget id="calculator">9 + 178</gadget>
<output>187</output>
<result>187</result>


工人们粉刷卧室的墙壁．已知卧室的长是6m，宽是4m，高是3m，门窗的面积是12.3m**2，如果每平方米需要花4元涂料费．粉刷这个教室需要花费多少钱？

Workers paint the walls of the bedrooms. It is known that the length of the bedroom is 6m, the width is 4m, the height is 3m, and the area of the doors and windows is 12.3m**2. If it costs 4 yuan for paint per square meter. How much will it cost to paint this classroom?

<gadget id="calculator">6 * 3</gadget>
<output>18</output>
<gadget id="calculator">4 * 3</gadget>
<output>12</output>
<gadget id="calculator">18 + 12</gadget>
<output>30</output>
<gadget id="calculator">30 * 2</gadget>
<output>60</output>
<gadget id="calculator">60 - 12.3</gadget>
<output>47.7</output>
<gadget id="calculator">4 * 47.7</gadget>
<output>190.8</output>
<result>190.8</result>


步行与骑自行车速度之比为1：3，骑自行车与公共汽车速度之比为2：5，公共汽车4小时所行驶的路，小轿车只需2.5小时，如果小轿车2小时行驶120千米，步行每小时走多少千米？

The speed ratio of walking and cycling is 1:3, and the ratio of cycling and bus speed is 2:5. The road traveled by the bus in 4 hours takes only 2.5 hours for a car. If the car travels 120 kilometers in 2 hours , how many kilometers per hour on foot?

<gadget id="calculator">120 / 2</gadget>
<output>60</output>
<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">60 * (1/12)</gadget>
<output>5</output>
<result>5</result>


一块长方形花圃，它的(1/9)种月季，(2/9)种菊花，其余的种玫瑰．种玫瑰的面积占这块花圃的几分之几？

In a rectangular flowerbed, (1/9) is planted with Chinese roses, (2/9) planted with chrysanthemums, and the rest are planted with roses. What percentage of the garden is planted with roses?

<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>
<gadget id="calculator">(1/9) + (2/9)</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>
<result>2/3 = around 0.666667</result>


在一块长26米，宽14米的长方形果园里种果树，平均每棵占地2平方米，这块果园能种果树多少棵？

Plant fruit trees in a rectangular orchard with a length of 26 meters and a width of 14 meters. Each tree covers an average area of 2 square meters. How many fruit trees can be planted in this orchard?

<gadget id="calculator">14 / 2</gadget>
<output>7</output>
<gadget id="calculator">26 * 7</gadget>
<output>182</output>
<result>182</result>


25% of a number is more (1/5) than (2/3) of 4.8, what is this number?

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">4.8 * (2/3)</gadget>
<output>3.2</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">3.2 + (1/5)</gadget>
<output>3.4</output>
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">3.4 / (1/4)</gadget>
<output>13.6</output>
<result>13.6</result>


六年级有100名学生，综合实践活动这天有2人因病未参加，这一天拭目以待出勤率是多少．

There are 100 students in the sixth grade, and 2 of them did not participate in the comprehensive practical activities on this day due to illness. We will wait and see what the attendance rate will be on this day.

<gadget id="calculator">100 - 2</gadget>
<output>98</output>
<gadget id="calculator">98 / 100</gadget>
<output>49/50 = around 0.98</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(49/50) * 1</gadget>
<output>49/50 = around 0.98</output>
<result>49/50 = around 0.98</result>


中秋节的晚上，爸爸把一个月饼平均分成了8份，丽丽吃了2块，爸爸吃了3块，一共吃了这个月饼的几分之几？

On the night of the Mid-Autumn Festival, Dad divided the moon cake into 8 pieces on average. Lili ate 2 pieces, and Dad ate 3 pieces. What fraction of the moon cake did you eat?

<gadget id="calculator">2 / 8</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">(1/4) + (3/8)</gadget>
<output>5/8 = around 0.625</output>
<result>5/8 = around 0.625</result>


高级中学食堂原来一个月要用煤1370千克，改进炉灶后，上半月用煤只需615千克，下半月用煤只需598千克．现在每月用煤比原来节约多少千克？

The high school cafeteria used to use 1370 kg of coal a month, but after improving the stove, it only needs 615 kg of coal in the first half of the month, and only 598 kg of coal in the second half of the month. How many kilograms of coal is saved every month compared with the original?

<gadget id="calculator">615 + 598</gadget>
<output>1_213</output>
<gadget id="calculator">1_370 - 1_213</gadget>
<output>157</output>
<result>157</result>


小红家原有20条金鱼，现在只剩下12条金鱼，现在金鱼的条数比原来减少了多少．

There used to be 20 goldfish in Xiaohong's house, but now there are only 12 left. How much is the number of goldfish reduced now?

<gadget id="calculator">20 - 12</gadget>
<output>8</output>
<gadget id="calculator">8 / 20</gadget>
<output>2/5 = around 0.4</output>
<result>2/5 = around 0.4</result>


外贸公司去年平均每月盈利523万元，去年全年共盈利多少万元？

The average monthly profit of the foreign trade company last year was 5.23 million yuan. How much was the total profit last year?

<gadget id="calculator">523 * 12</gadget>
<output>6_276</output>
<result>6_276</result>


一个圆形养鱼池的周长是500米，在四周每隔5米栽一棵柳树，共需栽柳树多少棵．

The circumference of a circular fish pond is 500 meters, and a willow tree is planted every 5 meters around it, how many willow trees need to be planted in total.

<gadget id="calculator">500 / 5</gadget>
<output>100</output>
<result>100</result>


平行四边形的底是3分米，高是底的1.5倍，它的面积是多少平方分米．

If the base of a parallelogram is 3 decimeters and the height is 1.5 times the base, what is its area in square decimeters?

<gadget id="calculator">1.5 * 3</gadget>
<output>4.5</output>
<gadget id="calculator">4.5 * 3</gadget>
<output>13.5</output>
<result>13.5</result>


3个同学照相，每2人照一张，一共照了多少张．

3 students took pictures, one for each 2 students, how many pictures were taken in total.

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


乒乓球比赛一般是采用7局4胜制，即比赛双方谁先胜4局比赛就结束．现在甲与乙两人比赛，甲已连胜了2局，那么甲获得整场比赛的胜利的情况一共有多少种．

Table tennis matches generally adopt a 7-game 4-win system, that is, whoever wins 4 games first will end the game. Now A and B are playing against each other, and A has won 2 rounds in a row, so how many situations are there in which A wins the entire game?

<gadget id="calculator">4 + 3 + 2 + 1</gadget>
<output>10</output>
<result>10</result>


8路车每隔8分钟发一次车，12路车每隔6分钟发一次车．在早上7时，这两路车同时从一个车站发车，至少再过多少分钟这两路车才又同时发车？

No. 8 bus departs every 8 minutes, No. 12 bus departs every 6 minutes. At 7 o'clock in the morning, the two trains depart from the same station at the same time. How many minutes will it take for the two trains to depart at the same time?

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


工厂共有工人560人，女工人与男工人的人数比是3：5，男工人有多少人？

There are 560 workers in the factory. The ratio of female workers to male workers is 3:5. How many male workers are there?

<gadget id="calculator">5 + 3</gadget>
<output>8</output>
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">560 * (5/8)</gadget>
<output>350</output>
<result>350</result>


一个除法式子裡，被除数、除数、商与除数这四个数的和是1996．已知商是12，余数是69，则被除数是多少．

In a division formula, the sum of the dividend, divisor, quotient and divisor is 1996. Given that the quotient is 12 and the remainder is 69, what is the dividend?

<gadget id="calculator">1_996 - 69 - 12 - 69</gadget>
<output>1_846</output>
<gadget id="calculator">12 + 1</gadget>
<output>13</output>
<gadget id="calculator">1_846 / 13</gadget>
<output>142</output>
<gadget id="calculator">12 * 142</gadget>
<output>1_704</output>
<gadget id="calculator">1_704 + 69</gadget>
<output>1_773</output>
<result>1_773</result>


4米的60%与12米的多少一样长．

60% of 4 meters is as long as 12 meters.

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">4 * (3/5)</gadget>
<output>12/5 = around 2.4</output>
<gadget id="calculator">(12/5) / 12</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>


杨柳小学创建于1937年10月，到今年10月是她多少岁的生日．

Yangliu Primary School was founded in October 1937, and it will be her birthday in October this year.

<gadget id="calculator">2_014 - 1_937</gadget>
<output>77</output>
<result>77</result>


A和B是小于100的两个非零的不同自然数．求A+B分之A-B的最小值…

A and B are two different non-zero natural numbers less than 100. Find the minimum value of AB divided by A+B...

<gadget id="calculator">99 - 98</gadget>
<output>1</output>
<gadget id="calculator">99 + 98</gadget>
<output>197</output>
<gadget id="calculator">1 / 197</gadget>
<output>1/197 = around 0.005076</output>
<result>1/197 = around 0.005076</result>


1只鸭和2只鸡共重9千克，一只鸭重3千克，平均每只鸡重多少千克

1 duck and 2 chickens weigh a total of 9 kg, and a duck weighs 3 kg. What is the average weight of each chicken?

<gadget id="calculator">9 - 3</gadget>
<output>6</output>
<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<result>3</result>


钟面上，分针从上午11时到下午2时针尖走了188.4厘米，照这样计算，针尖一天能走多少厘米？(用比例解)

On the clock face, the minute hand moves 188.4 centimeters from 11 am to 2 pm. According to this calculation, how many centimeters can the needle tip move in a day? (Solve with ratio)

<gadget id="calculator">188.4 * 24</gadget>
<output>4_521.6</output>
<gadget id="calculator">4_521.6 / 3</gadget>
<output>1_507.2</output>
<result>1_507.2</result>


天安门广场的占地面积约是44公顷，大连星海广场的占地面积约是天安门广场占地面积的4倍，大连星海广场的占地面积约是多少公顷？

Tiananmen Square covers an area of about 44 hectares, and Dalian Xinghai Square covers an area about four times that of Tiananmen Square. How many hectares does Dalian Xinghai Square cover?

<gadget id="calculator">44 * 4</gadget>
<output>176</output>
<result>176</result>


有一节体积是5立方分米，宽和高都是10厘米的通风管，请问，它有多长？

There is a ventilation pipe with a volume of 5 cubic decimeters and a width and height of 10 centimeters. Excuse me, how long is it?

<gadget id="calculator">1_000 / 10 / 10</gadget>
<output>10</output>
<gadget id="calculator">5 * 10</gadget>
<output>50</output>
<result>50</result>


一节长方体形状的铁皮通风管长2米，横截面是边长为10厘米的正方体，做这节通风管至少需要多少平方厘米铁皮？

A cuboid-shaped metal ventilation pipe is 2 meters long, and the cross-section is a cube with a side length of 10 centimeters. How many square centimeters of iron sheets are needed to make this ventilation pipe?

<gadget id="calculator">2 * 100</gadget>
<output>200</output>
<gadget id="calculator">10 * 4 * 200</gadget>
<output>8_000</output>
<result>8_000</result>


一个平行四边形的果园，底长60米，高25米，如果每4平方米种一棵果树，这个果园苹果一共可栽多少棵果树？

A parallelogram orchard has a base length of 60 meters and a height of 25 meters. If one fruit tree is planted every 4 square meters, how many fruit trees can be planted in this orchard?

<gadget id="calculator">25 / 4</gadget>
<output>25/4 = around 6.25</output>
<gadget id="calculator">60 * (25/4)</gadget>
<output>375</output>
<result>375</result>


小敏绕着一块正方形土地走了4圈是4800米，这块地的面积是多少公顷？

Xiao Min walks 4 times around a square land and the distance is 4800 meters. What is the area of this land in hectares?

<gadget id="calculator">4_800 / 4 / 4</gadget>
<output>300</output>
<gadget id="calculator">4_800 / 4 / 4 / 10_000</gadget>
<output>3/100 = around 0.03</output>
<gadget id="calculator">300 * (3/100)</gadget>
<output>9</output>
<result>9</result>


某校召开家长座谈会，实到家长240人，因事缺席10人，出席率是多少．

A school held a symposium for parents, 240 parents actually attended, and 10 people were absent due to business, what is the attendance rate?

<gadget id="calculator">240 + 10</gadget>
<output>250</output>
<gadget id="calculator">240 / 250</gadget>
<output>24/25 = around 0.96</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(24/25) * 1</gadget>
<output>24/25 = around 0.96</output>
<result>24/25 = around 0.96</result>


甲、乙两人在周长30米的环形道路上散步，甲每秒1.3米，乙每秒1.2米．他们从同一地点同时背向而行，在他们第10次相遇后，乙还要走多少米就回到出发点？

A and B are walking on a circular road with a circumference of 30 meters. A is 1.3 meters per second, and B is 1.2 meters per second. They are walking backwards from the same place at the same time. After they meet for the 10th time, how many meters will B have to walk to return to the starting point?

<gadget id="calculator">30 * 5</gadget>
<output>150</output>
<gadget id="calculator">1.3 + 1.2</gadget>
<output>2.5</output>
<gadget id="calculator">30 / 2.5</gadget>
<output>12</output>
<gadget id="calculator">12 * 10 * 1.2</gadget>
<output>144</output>
<gadget id="calculator">150 - 144</gadget>
<output>6</output>
<result>6</result>


把一个正方形按1：2的比缩小后，各条边的长都是原来的多少

After reducing a square by a ratio of 1:2, what is the original length of each side?

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


李芳买兵乓球拍用了29.9元，买文具盒比兵乓拍少花了13.6元，她一共花了多少元？正确列式是多少

Li Fang spent 29.9 yuan on the table tennis racket, and 13.6 yuan less on the stationery box than the table tennis racket. How much did she spend in total? What is the correct column

<gadget id="calculator">29.9 - 13.6</gadget>
<output>16.3</output>
<gadget id="calculator">16.3 + 29.9</gadget>
<output>46.2</output>
<result>46.2</result>


一块正方形木板，它的周长是(4/5)米，它的边长是多少？

A square plank has a perimeter of (4/5) meters, what is the length of its sides?

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


在一次测验中，小明做对的题数是8道，错的是2道，小明在这次测验中正确率是百分之几？

In a test, Xiao Ming got 8 questions right and 2 questions wrong. What percentage of Xiao Ming's correct answers in this test?

<gadget id="calculator">8 + 2</gadget>
<output>10</output>
<gadget id="calculator">8 / 10</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(4/5) * 1</gadget>
<output>4/5 = around 0.8</output>
<result>4/5 = around 0.8</result>


鸡兔同笼，有25个头，80只脚，兔比鸡多多少．

Chickens and rabbits are in the same cage, with 25 heads and 80 feet, how much more rabbits than chickens.

<gadget id="calculator">25 * 4</gadget>
<output>100</output>
<gadget id="calculator">100 - 80</gadget>
<output>20</output>
<gadget id="calculator">4 - 2</gadget>
<output>2</output>
<gadget id="calculator">20 / 2</gadget>
<output>10</output>
<gadget id="calculator">25 - 10</gadget>
<output>15</output>
<gadget id="calculator">15 - 10</gadget>
<output>5</output>
<gadget id="calculator">5 / 10</gadget>
<output>1/2 = around 0.5</output>
<result>1/2 = around 0.5</result>


某工厂平均每天节约用电45度，今年第一季度共节约用电多少度．

A factory saves an average of 45 degrees of electricity per day. How much electricity was saved in the first quarter of this year?

<gadget id="calculator">31 + 28 + 31</gadget>
<output>90</output>
<gadget id="calculator">90 * 45</gadget>
<output>4_050</output>
<result>4_050</result>


一种饮料每瓶500ml，多少瓶饮料是1L．

A bottle of beverage is 500ml, how many bottles of beverage is 1L.

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


当一个三角形的两条边分别长9厘米、3厘米时，第三条边的长度可能是多少厘米．

When the two sides of a triangle are 9 cm and 3 cm long, what is the possible length of the third side in cm?


(4/15)的分子加上12，要使分数大小不变，分母应加上多少．

Add 12 to the numerator of (4/15), how much should be added to the denominator to keep the fraction size unchanged.

<gadget id="calculator">15 * 4</gadget>
<output>60</output>
<gadget id="calculator">60 - 15</gadget>
<output>45</output>
<result>45</result>


比a的一半多2.5的数是4.7，这个数是多少？

The number 2.5 more than half of a is 4.7, what is this number?


把长110厘米的铁丝围成一个长方形，接头处重合2厘米，要使宽是长的一半，长应该是多少厘米．

110 cm long iron wires are formed into a rectangle, the joints overlap by 2 cm, so that the width is half of the length, how many centimeters should the length be?

<gadget id="calculator">110 - 2</gadget>
<output>108</output>
<gadget id="calculator">2 * 2</gadget>
<output>4</output>
<gadget id="calculator">4 + 2</gadget>
<output>6</output>
<gadget id="calculator">108 / 6</gadget>
<output>18</output>
<gadget id="calculator">18 * 2</gadget>
<output>36</output>
<result>36</result>


<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 / 101</gadget>
<output>1/101 = around 0.009901</output>
<gadget id="calculator">(1/5) - (1/101)</gadget>
<output>96/505 = around 0.190099</output>
<gadget id="calculator">(1/3) * (96/505)</gadget>
<output>32/505 = around 0.063366</output>
<result>32/505 = around 0.063366</result>


如果正方体的棱长增加2倍，那么它的体积增加多少倍．

If the side length of a cube is doubled, how many times will its volume be increased?

<gadget id="calculator">3 * 3 * 3</gadget>
<output>27</output>
<gadget id="calculator">27 - 1</gadget>
<output>26</output>
<result>26</result>


家得福超市上个月的营业额是240万元，按营业额的5%缴纳营业税，该超市上个月应缴纳营业税多少万元．

The turnover of Home Defu Supermarket last month was 2.4 million yuan, and business tax was paid at 5% of the turnover. How much business tax should the supermarket pay last month?

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">240 * (1/20)</gadget>
<output>12</output>
<result>12</result>


When a=3, b=1.5, what is the value of a**2+2b

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">2 * 1.5</gadget>
<output>3</output>
<gadget id="calculator">9 + 3</gadget>
<output>12</output>
<result>12</result>


135*80的积末尾有两个尾多少

What is the number of two tails at the end of the product of 135*80


甲乙两港口相距612千米，轮船从甲港口驶到乙港口用18小时，回来时每小时加快2千米，问回来要用几小时？

The distance between port A and port B is 612 kilometers. It takes 18 hours for the ship to travel from port A to port B. When returning, it speeds up 2 kilometers per hour. How long will it take to return?

<gadget id="calculator">612 / 18</gadget>
<output>34</output>
<gadget id="calculator">34 + 2</gadget>
<output>36</output>
<gadget id="calculator">612 / 36</gadget>
<output>17</output>
<result>17</result>


一个等腰三角形，顶角是100°，它的一个底角是多少．

What is the base angle of an isosceles triangle with a vertex angle of 100°?

<gadget id="calculator">180 - 100</gadget>
<output>80</output>
<gadget id="calculator">80 / 2</gadget>
<output>40</output>
<result>40</result>


购进一批课桌椅，六年级分得课桌椅总数的(3/5)，五年级分得课桌椅总数的数量是六年级的30%，剩下的484套课桌椅分给其他年级，购进的课桌椅总数是多少？

Purchase a batch of desks and chairs, the sixth grade will get 3/5 of the total number of desks and chairs, the fifth grade will get 30% of the sixth grade, and the remaining 484 sets of desks and chairs will be distributed to For other grades, what is the total number of desks and chairs purchased?

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">(3/5) * (3/10)</gadget>
<output>9/50 = around 0.18</output>
<gadget id="calculator">(3/5) + (9/50)</gadget>
<output>39/50 = around 0.78</output>
<gadget id="calculator">1 - (39/50)</gadget>
<output>11/50 = around 0.22</output>
<gadget id="calculator">484 / (11/50)</gadget>
<output>2_200</output>
<result>2_200</result>


山顶有棵桃树，一只猴子偷吃桃子，第一天偷吃了(1/10)，第二天偷吃了当天树上的(1/9)，第三天偷吃了当天树上的(1/8)…第九天偷吃了当天树上的(1/2)，第十天将树上10个桃子全部吃完，问树上原有多少个桃子？

There is a peach tree on the top of the mountain. A monkey ate the peach. It ate (1/10) on the first day, 1/9 from the tree on the second day, and ate on the tree on the third day. (1/8)... On the ninth day, he ate (1/2) from the tree that day. On the tenth day, he ate all the 10 peaches on the tree. How many peaches were there on the tree?

<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">20 * 5</gadget>
<output>100</output>
<result>100</result>


一头猪的重量是2只羊的重量，一只羊重40千克，一条牛的重量是4头猪的重量，那一条牛重多少千克．

The weight of a pig is the weight of 2 sheep, the weight of a sheep is 40 kg, and the weight of a cow is the weight of 4 pigs. How many kilograms does that cow weigh?

<gadget id="calculator">40 * 2 * 4</gadget>
<output>320</output>
<result>320</result>


在美国居住的表哥邀请小丽一家到美国旅游，小丽妈妈拿13640元人民币准备到银行兑换成美元，能兑换多少美元？(10美元约兑换人民币68.2元)

My cousin living in the United States invites Xiaoli’s family to travel to the United States. Xiaoli’s mother takes 13,640 yuan and prepares to exchange it into US dollars at the bank. How much can it be exchanged for? (US$10 is about RMB 68.2)

<gadget id="calculator">68.2 / 10</gadget>
<output>6.82</output>
<gadget id="calculator">13_640 / 6.82</gadget>
<output>2_000</output>
<result>2_000</result>


做一批零件，甲要(1/3)小时，乙要(1/4)小时，甲乙合作需多少小时．

It takes (1/3) hours for A to make a batch of parts, and (1/4) hours for B, how many hours does it take for A and B to cooperate.

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 / (1/3)</gadget>
<output>3</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 / (1/4)</gadget>
<output>4</output>
<gadget id="calculator">3 + 4</gadget>
<output>7</output>
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>
<result>1/7 = around 0.142857</result>


一个三角形的面积比它等底等高的平行四边形面积少15.6平方厘米，三角形的面积是多少平方厘米．

The area of a triangle is 15.6 square centimeters less than the area of a parallelogram with the same base and height. What is the area of the triangle in square centimeters?

<gadget id="calculator">2 - 1</gadget>
<output>1</output>
<gadget id="calculator">15.6 / 1</gadget>
<output>15.6</output>
<result>15.6</result>


从上海到南京的快车，中间有4个车站，来回一共要准备多少种不同的车票？

There are 4 stations in the express train from Shanghai to Nanjing. How many different tickets should be prepared for the round trip?

<gadget id="calculator">4 + 2</gadget>
<output>6</output>
<gadget id="calculator">6 - 1</gadget>
<output>5</output>
<gadget id="calculator">6 * 5</gadget>
<output>30</output>
<result>30</result>


小刚看一本故事书，星期一和星期二两天一共看了128页，星期一到星期三一共看了296页．小刚星期三看了多少页？

Xiaogang reads a storybook, a total of 128 pages on Monday and Tuesday, and a total of 296 pages from Monday to Wednesday. How many pages did Xiaogang read on Wednesday?

<gadget id="calculator">296 - 128</gadget>
<output>168</output>
<result>168</result>


分数(29/50)的分母与分子同时减去一个相同的数多少，就能得到(2/5)．

Subtract the same number from the denominator and numerator of the fraction (29/50) at the same time to get (2/5).

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(2/5) * 50</gadget>
<output>20</output>
<gadget id="calculator">29 - 20</gadget>
<output>9</output>
<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">9 / (3/5)</gadget>
<output>15</output>
<result>15</result>


某酒店十月份的营业额为20万元，如果按照营业额的5%缴纳营业税，该酒店十月份应该缴纳营业税多少元．

The turnover of a hotel in October is 200,000 yuan. If the business tax is paid at 5% of the turnover, how much should the hotel pay in October.

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


一间房子要用方砖铺地．如果用边长0.3米的正方形方砖，那么一共需要640块；如果该用边长0.4米的正方形方砖，一共需要多少块？

house needs to be paved with square bricks. If square bricks with a side length of 0.3 meters are used, then a total of 640 pieces are needed; if square bricks with a side length of 0.4 meters are used, how many pieces are needed in total?

<gadget id="calculator">0.3 * 0.3 * 640</gadget>
<output>57.6</output>
<gadget id="calculator">0.4 * 0.4</gadget>
<output>0.16</output>
<gadget id="calculator">57.6 / 0.16</gadget>
<output>360</output>
<result>360</result>


今年爷爷的年龄是孙子的10倍，再过12年爷爷的年龄是孙子的4倍．今年爷爷多少岁？

This year the grandfather is 10 times the age of the grandson, and in 12 years the grandfather will be 4 times the age of the grandson. How old is grandpa this year?

<gadget id="calculator">12 * 4</gadget>
<output>48</output>
<gadget id="calculator">48 - 12</gadget>
<output>36</output>
<gadget id="calculator">10 - 4</gadget>
<output>6</output>
<gadget id="calculator">36 / 6</gadget>
<output>6</output>
<gadget id="calculator">6 * 10</gadget>
<output>60</output>
<result>60</result>


一个三角形，它的面积为36平方分米，底为8分米，高是多少分米．

A triangle has an area of 36 square decimeters, a base of 8 decimeters, and a height of 36 decimeters.

<gadget id="calculator">2 / 8</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">36 * (1/4)</gadget>
<output>9</output>
<result>9</result>


分母是24的所有的最简真分数的和是多少．

What is the sum of all the simplest proper fractions whose denominator is 24?

<gadget id="calculator">1 / 24</gadget>
<output>1/24 = around 0.041667</output>
<gadget id="calculator">5 / 24</gadget>
<output>5/24 = around 0.208333</output>
<gadget id="calculator">7 / 24</gadget>
<output>7/24 = around 0.291667</output>
<gadget id="calculator">11 / 24</gadget>
<output>11/24 = around 0.458333</output>
<gadget id="calculator">13 / 24</gadget>
<output>13/24 = around 0.541667</output>
<gadget id="calculator">17 / 24</gadget>
<output>17/24 = around 0.708333</output>
<gadget id="calculator">19 / 24</gadget>
<output>19/24 = around 0.791667</output>
<gadget id="calculator">23 / 24</gadget>
<output>23/24 = around 0.958333</output>
<gadget id="calculator">(1/24) + (5/24) + (7/24) + (11/24) + (13/24) + (17/24) + (19/24) + (23/24)</gadget>
<output>4</output>
<result>4</result>


筑路队修一条路，原计划每天修3.2千米，45天可以修完，实际每天修3.6千米，多少天可以修完？

The road construction team built a road. It was originally planned to build 3.2 kilometers per day, and it could be completed in 45 days. Actually, it was 3.6 kilometers per day. How many days can it be completed?

<gadget id="calculator">45 / 3.6</gadget>
<output>12.5</output>
<gadget id="calculator">3.2 * 12.5</gadget>
<output>40</output>
<result>40</result>


全校的男生比女生多35人，后来转来了19名女生，14名男生，现在是女生多还是男生多？多多少人？

There are 35 more boys than girls in the whole school. Later, 19 girls and 14 boys were transferred. Are there more girls or more boys now? How many people?

<gadget id="calculator">19 - 14</gadget>
<output>5</output>
<gadget id="calculator">35 - 5</gadget>
<output>30</output>
<result>30</result>


把一个长7米，宽4米的长方形剪成一个最大的正方形，这个正方形的周长是多少米．

Cut a rectangle with a length of 7 meters and a width of 4 meters into the largest square, what is the perimeter of the square in meters?

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


What is the quotient of (9/5) divided by (1/5), and then divided by (13/5)?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">9 / 5</gadget>
<output>9/5 = around 1.8</output>
<gadget id="calculator">13 / 5</gadget>
<output>13/5 = around 2.6</output>
<gadget id="calculator">(1/5) / (9/5) / (13/5)</gadget>
<output>5/117 = around 0.042735</output>
<result>5/117 = around 0.042735</result>


过年了，同学们要亲手做一些工艺品送给敬老院里的老人．开始时艺术小组的同学们先做一天，随后有15位同学和他们一起又做了两天，恰好完成．假设每个同学的工作效率相同，且一们同学单独完成需要75天．那么艺术小组有多少位同学？

It's the Chinese New Year, and the students have to make some handicrafts for the elderly in the nursing home. At the beginning, the students in the art group did it for one day, and then 15 students worked with them for another two days, and it was just finished. Assume that the work efficiency of each student is the same, and it takes 75 days for a student to complete alone. So how many students are there in the art group?

<gadget id="calculator">1 / 75</gadget>
<output>1/75 = around 0.013333</output>
<gadget id="calculator">(1/75) * 15 * 2</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 + 2</gadget>
<output>3</output>
<gadget id="calculator">(3/5) / 3 / (1/75)</gadget>
<output>15</output>
<result>15</result>


南方酒店门前有一个圆形水池，直径为20米，沿池边有一条3米宽的圆环形绿化带，这条绿化带占地多少平方米？

There is a circular pool in front of Nanfang Hotel, with a diameter of 20 meters. There is a circular green belt with a width of 3 meters along the side of the pool. How many square meters does this green belt cover?

<gadget id="calculator">20 / 2</gadget>
<output>10</output>
<gadget id="calculator">10 + 3</gadget>
<output>13</output>
<gadget id="calculator">13 ** 2</gadget>
<output>169</output>
<gadget id="calculator">3.14 * 169</gadget>
<output>530.66</output>
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>
<gadget id="calculator">3.14 * 100</gadget>
<output>314</output>
<gadget id="calculator">530.66 - 314</gadget>
<output>216.66</output>
<result>216.66</result>


一种钟表，秒针的长度是5厘米1分钟后秒针尖端走过的距离是多少厘米？

In a clock, the length of the second hand is 5 cm. What is the distance traveled by the tip of the second hand in 1 minute?

<gadget id="calculator">3.14 * 5 * 2</gadget>
<output>31.4</output>
<result>31.4</result>


体育组买来一些跳绳，平均分给9个班，每个班分到5根，还剩3根．体育组共买来多少根跳绳？

The sports group bought some skipping ropes and distributed them to 9 classes on average. Each class was assigned 5 ropes, and there were 3 ropes left. How many skipping ropes did the sports group buy in total?

<gadget id="calculator">5 * 9</gadget>
<output>45</output>
<gadget id="calculator">45 + 3</gadget>
<output>48</output>
<result>48</result>


声音在空气中的传播速度是340米/秒，小聪对着远处的大山大喊一声，(3/4)秒听到了回音，那么．小聪距大山大约多少米？

The propagation speed of sound in the air is 340 m/s. Xiao Cong yelled at the distant mountain, and heard the echo in (3/4) seconds, then. How many meters is Xiao Cong from the mountain?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(3/4) / 2</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">340 * (3/8)</gadget>
<output>255/2 = around 127.5</output>
<result>255/2 = around 127.5</result>


一个正方形花坛的周长是424米，它的边长是多少米？

The perimeter of a square flower bed is 424 meters, what is its side length in meters?

<gadget id="calculator">424 / 4</gadget>
<output>106</output>
<result>106</result>


夏令营基地小卖部规定：每三个空汽水瓶可以换乙瓶汽水，李明如果买6瓶汽水，那么他最多可以喝到多少瓶汽水．

The canteen of the summer camp base stipulates that every three empty soda bottles can be exchanged for another bottle of soda. If Li Ming buys 6 bottles of soda, how many bottles of soda can he drink at most.

<gadget id="calculator">6 / 3</gadget>
<output>2</output>
<gadget id="calculator">6 + 2 + 1</gadget>
<output>9</output>
<result>9</result>


抽检200个乒乓球，有8个不合格，这些乒乓球的合格率是多少．

200 ping-pong balls are randomly inspected, and 8 are unqualified. What is the pass rate of these ping-pong balls?

<gadget id="calculator">200 - 8</gadget>
<output>192</output>
<gadget id="calculator">192 / 200</gadget>
<output>24/25 = around 0.96</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(24/25) * 1</gadget>
<output>24/25 = around 0.96</output>
<result>24/25 = around 0.96</result>


修一条公路，每天修2.5km，30天可以修完．如果每天多修20%，可提前几天修完这条公路？

To build a road, 2.5km per day can be completed in 30 days. If 20% more is repaired every day, how many days can the road be completed in advance?

<gadget id="calculator">2.5 * 30</gadget>
<output>75</output>
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">2.5 * (6/5)</gadget>
<output>3</output>
<gadget id="calculator">75 / 3</gadget>
<output>25</output>
<gadget id="calculator">30 - 25</gadget>
<output>5</output>
<result>5</result>


在比例尺为1：100的平面图上量得A、B两地的距离是16厘米，那么A、B两地的实际距离是多少．

If the distance between A and B is 16 cm measured on a plan with a scale of 1:100, what is the actual distance between A and B?

<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>
<gadget id="calculator">16 / (1/100)</gadget>
<output>1_600</output>
<gadget id="calculator">1_600 / 100</gadget>
<output>16</output>
<result>16</result>


一个长方形长5cm，宽3cm，按3：1扩大后的长方形的面积是多少平方厘米．

A rectangle is 5 cm long and 3 cm wide, what is the area of the rectangle when it is enlarged 3:1?

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


一堆钢管近似三角形，相邻两层之间相差2根，最下层有25根，这4堆钢管共有多少根．

A pile of steel pipes is approximately triangular. The difference between two adjacent layers is 2. The bottom layer has 25 steel pipes. How many steel pipes are there in the 4 piles?

<gadget id="calculator">1 + 25</gadget>
<output>26</output>
<gadget id="calculator">25 - 1</gadget>
<output>24</output>
<gadget id="calculator">24 / 2</gadget>
<output>12</output>
<gadget id="calculator">12 + 1</gadget>
<output>13</output>
<gadget id="calculator">13 / 2</gadget>
<output>13/2 = around 6.5</output>
<gadget id="calculator">26 * (13/2) * 4</gadget>
<output>676</output>
<result>676</result>


广州新电视塔是广州市目前最高的建筑，它比中信大厦高278米．中信大厦高322米，那么广州新电视塔高多少米．

Guangzhou New TV Tower is currently the tallest building in Guangzhou, 278 meters higher than CITIC Tower. The CITIC Tower is 322 meters high, so how high is the Guangzhou New TV Tower?

<gadget id="calculator">322 + 278</gadget>
<output>600</output>
<result>600</result>


一个水池，甲管独放5小时可放满，乙管独放6小时可以放满，现在两管同时开放，多少小时可放满水池的一半．

pool can be filled with tube A alone for 5 hours, and tube B can be filled with tube B for 6 hours. Now that both tubes are open at the same time, how many hours can the pool be filled to half?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">(1/5) + (1/6)</gadget>
<output>11/30 = around 0.366667</output>
<gadget id="calculator">(1/2) / (11/30)</gadget>
<output>15/11 = around 1.363636</output>
<result>15/11 = around 1.363636</result>


一架飞机每时飞行632km，比一辆汽车速度的12倍少40km．这辆汽车每时行多少km？

An airplane flies 632km per hour, which is 40km less than 12 times the speed of a car. How many kilometers does this car travel per hour?

<gadget id="calculator">632 + 40</gadget>
<output>672</output>
<gadget id="calculator">672 / 12</gadget>
<output>56</output>
<result>56</result>


二1班从书店买来了89本书，第一组同学借了25本，第二组同学借了38本，还剩多少本？

Class 21 bought 89 books from the bookstore. The first group of students borrowed 25 books, and the second group borrowed 38 books. How many books are left?

<gadget id="calculator">25 + 38</gadget>
<output>63</output>
<gadget id="calculator">89 - 63</gadget>
<output>26</output>
<result>26</result>


一座城堡每两层之间有22级台阶．小华从最底层爬到第4层，一共爬了多少级台阶．

There are 22 steps between every two floors of a castle. How many steps did Xiaohua climb from the bottom to the fourth floor?

<gadget id="calculator">4 - 1</gadget>
<output>3</output>
<gadget id="calculator">22 * 3</gadget>
<output>66</output>
<result>66</result>


王叔叔从家到工厂上班，每小时行5千米，下班按原路返回时，每小时行4千米，结果下班比上班多花(1/4)小时，王叔叔家到工厂的路程有多远？(列方程解)

Uncle Wang travels 5 kilometers per hour from his home to the factory. When he returns from work, he travels 4 kilometers per hour. As a result, it takes (1/4) an hour longer to get off work than to go to work. The distance from Uncle Wang’s home to the factory is How far? (Solution of column equation)

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


一根木料锯成3段要6分钟．如果每次锯的时间相同，那么锯5段要多少分钟．

It takes 6 minutes to saw a piece of wood into 3 sections. If the sawing time is the same each time, how many minutes will it take to saw 5 segments?

<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">5 - 1</gadget>
<output>4</output>
<gadget id="calculator">3 * 4</gadget>
<output>12</output>
<result>12</result>


一个平行四边形相邻两边分别为12cm和9cm，其中一边上的高是10cm，这个平行四边形的面积是多少平方厘米．

The adjacent sides of a parallelogram are 12cm and 9cm respectively, and the height of one side is 10cm. What is the area of the parallelogram in square centimeters?

<gadget id="calculator">10 * 9</gadget>
<output>90</output>
<result>90</result>


畜牧场有奶牛250头，奶牛头数是肉牛头数的(2/5)，畜牧场有肉牛多少头？

There are 250 dairy cows in the livestock farm, and the number of dairy cows is 2/5 of the number of beef cattle. How many beef cows are there in the livestock farm?

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">250 / (2/5)</gadget>
<output>625</output>
<result>625</result>


<gadget id="calculator">2_007 * 2_008</gadget>
<output>4_030_056</output>
<gadget id="calculator">2_006 * 2_009</gadget>
<output>4_030_054</output>
<gadget id="calculator">4_030_056 - 4_030_054</gadget>
<output>2</output>
<result>2</result>


把一根木头锯成7段，如果每次锯的时间都相等，那么锯每一段的时间是锯完这根木头所用时间的多少．

If a piece of wood is sawed into 7 sections, if the sawing time is equal each time, then the time for sawing each section is the time it takes to saw the wood.

<gadget id="calculator">7 - 1</gadget>
<output>6</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<result>1/6 = around 0.166667</result>


甲、乙两列火车同时从两地出发，相向而行，甲车每小时行63千米，乙车每小时行54千米，经过4.8小时相遇．两地之间铁路长多少千米？

Two trains, A and B, start from two places at the same time and travel towards each other. Train A travels 63 kilometers per hour, and train B travels 54 kilometers per hour. After 4.8 hours, they meet. How many miles is the railway between the two places?

<gadget id="calculator">63 + 54</gadget>
<output>117</output>
<gadget id="calculator">117 * 4.8</gadget>
<output>561.6</output>
<result>561.6</result>


王校长把"校产"进行投保，保险金额40万元，按每年0.4%的保险率一次投保两年，学校要交保险费多少万元？

Principal Wang insures the "school property" with an insurance amount of 400,000 yuan. According to the insurance rate of 0.4% per year, the insurance is insured for two years at a time. How much will the school pay for the insurance?

<gadget id="calculator">0.4 / 100</gadget>
<output>0.004</output>
<gadget id="calculator">40 * 0.004 * 2</gadget>
<output>0.32</output>
<result>0.32</result>


一个因数是218，另一个因数是5，积是多少．

One factor is 218, the other factor is 5, what is the product.

<gadget id="calculator">218 * 5</gadget>
<output>1_090</output>
<result>1_090</result>


一个长方体的底面是边长为5厘米的正方形，它的表面积是210平方厘米，它的体积是多少立方厘米？

The base of a cuboid is a square with side length 5 cm. Its surface area is 210 cm2. What is its volume?

<gadget id="calculator">210 / 2</gadget>
<output>105</output>
<gadget id="calculator">5 * 5</gadget>
<output>25</output>
<gadget id="calculator">105 - 25</gadget>
<output>80</output>
<gadget id="calculator">5 + 5</gadget>
<output>10</output>
<gadget id="calculator">80 / 10</gadget>
<output>8</output>
<gadget id="calculator">5 * 5 * 8</gadget>
<output>200</output>
<result>200</result>


师生共150人去春游，门票每张65元，由于团体票有优惠，所以师生买门票共花了5700元，与零售票相比，平均每人节省了元？

total of 150 teachers and students went to the spring outing, and the tickets were 65 yuan each. Since the group tickets were discounted, the teachers and students spent a total of 5,700 yuan on the tickets. Compared with retail tickets, the average savings per person?

<gadget id="calculator">65 * 150</gadget>
<output>9_750</output>
<gadget id="calculator">9_750 - 5_700</gadget>
<output>4_050</output>
<gadget id="calculator">4_050 / 150</gadget>
<output>27</output>
<result>27</result>


一个小组有9个工人，同时加工塑料封面，平均每人加工105个．把其中的850个装在箱子里，还剩下多少个？

A group has 9 workers who process plastic covers at the same time, with an average of 105 per person. Put 850 of them in the case, how many are left?

<gadget id="calculator">9 * 105</gadget>
<output>945</output>
<gadget id="calculator">945 - 850</gadget>
<output>95</output>
<result>95</result>


父亲今年48岁，女儿12岁，多少年后父亲的年龄是女儿的3倍．

The father is 48 years old this year, and the daughter is 12 years old. How many years later, the age of the father is three times that of the daughter.

<gadget id="calculator">3 * 12</gadget>
<output>36</output>
<gadget id="calculator">48 - 36</gadget>
<output>12</output>
<gadget id="calculator">3 - 1</gadget>
<output>2</output>
<gadget id="calculator">12 / 2</gadget>
<output>6</output>
<result>6</result>


一个圆柱的底面半径为4cm，高为7cm，它的底面半径扩大2倍，高不变，体积就扩大多少倍倍．

A cylinder has a base radius of 4 cm and a height of 7 cm. If the radius of the base is doubled and the height remains the same, the volume will be multiplied by as many times as possible.

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


在一个除法算式中，商是17，除数是29，余数最大是多少

In a division formula, the quotient is 17, the divisor is 29, what is the maximum remainder

<gadget id="calculator">29 - 1</gadget>
<output>28</output>
<result>28</result>


有两袋糖，第一袋有66块，第二袋有18块．如果每次从第一袋里拿出2块榶放入第二袋，至少要拿多少次，才能使两袋里的糖一样多？

There are two bags of sugar, the first bag contains 66 dollars, and the second bag contains 18 dollars. If you take out 2 pieces of sugar from the first bag and put them into the second bag each time, how many times should you take at least to make the two bags have the same amount of sugar?

<gadget id="calculator">66 - 18</gadget>
<output>48</output>
<gadget id="calculator">2 + 2</gadget>
<output>4</output>
<gadget id="calculator">48 / 4</gadget>
<output>12</output>
<result>12</result>


甲乙两个工程队的人数之比为5：2，从甲队跳出4人给乙队，此时甲队人数是乙队的两倍，问甲队有多少人？

The ratio of the number of people in the two engineering teams A and B is 5:2, and 4 people jump out from team A to team B. At this time, the number of team A is twice that of team B. How many people does team A have?

<gadget id="calculator">5 + 2</gadget>
<output>7</output>
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>
<gadget id="calculator">1 + 2</gadget>
<output>3</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(5/7) - (2/3)</gadget>
<output>1/21 = around 0.047619</output>
<gadget id="calculator">4 / (1/21)</gadget>
<output>84</output>
<gadget id="calculator">84 * (5/7)</gadget>
<output>60</output>
<result>60</result>


列式计算：五个连续奇数的和是425，最小的一个是多少？

Column calculation: the sum of five consecutive odd numbers is 425, what is the smallest one?

<gadget id="calculator">425 - 2 - 4 - 6 - 8</gadget>
<output>405</output>
<gadget id="calculator">1 + 1 + 1 + 1 + 1</gadget>
<output>5</output>
<gadget id="calculator">405 / 5</gadget>
<output>81</output>
<result>81</result>


在通常情况下，体积相等的冰的质量比水的质量少(1/10)．现有一块重18千克的冰，如果有一桶水的体积和这块冰的体积相等，这桶水有多重？

Under normal circumstances, the mass of ice of equal volume is less than the mass of water (1/10). There is a piece of ice weighing 18 kg. If there is a bucket of water that has the same volume as the piece of ice, how much does the bucket of water weigh?

<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">18 / (9/10)</gadget>
<output>20</output>
<result>20</result>


自然数a=2*5*7，a的因数一共有多少个．

The natural number a=2*5*7, how many factors of a are there in total?


新风电影院有380个座位，一场电影第张票9元，这场电影有30张票没有卖出，这场电影的票房收入是多少元？

The Xinfeng Cinema has 380 seats. The first ticket for a movie is 9 yuan. There are 30 tickets for this movie that have not been sold. How much is the box office revenue of this movie?

<gadget id="calculator">380 - 30</gadget>
<output>350</output>
<gadget id="calculator">350 * 9</gadget>
<output>3_150</output>
<result>3_150</result>


何军在做加法计算题时，把一个加数251写成521，又把另一个加数个位上的8写成3，这样他算得的和是764，那么这道题的正确答案是多少．

When He Jun was doing an addition calculation problem, he wrote an addend 251 as 521, and wrote the 8 in the unit digit of the other addend as 3, so that the sum he calculated was 764, so what is the correct answer to this question?

<gadget id="calculator">521 - 251</gadget>
<output>270</output>
<gadget id="calculator">8 - 3</gadget>
<output>5</output>
<gadget id="calculator">270 - 5</gadget>
<output>265</output>
<gadget id="calculator">764 - 265</gadget>
<output>499</output>
<result>499</result>


<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">27 / 8</gadget>
<output>27/8 = around 3.375</output>
<gadget id="calculator">9.7 + (3/10) + (27/8) + 6.625</gadget>
<output>20</output>
<result>20</result>


仓库里有15吨钢材．用去总数的20%，还剩下多少吨钢材？

There are 15 tons of steel in the warehouse. If 20% of the total is used, how many tons of steel are left?

<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">15 * (4/5)</gadget>
<output>12</output>
<result>12</result>


小猴上山摘桃子，它把摘到的桃子平均分成5堆，4堆送给它的好朋友，自己留下一堆，后来它又把留下的一堆分成4堆，3堆送给了小山羊，一堆自己吃，自己吃的这一堆有6个桃子，小猴子一共摘了多少个桃子？

The little monkey went to the mountain to pick peaches. It divided the picked peaches into 5 piles on average, gave 4 piles to its good friends, and kept one pile for itself. Later, it divided the remaining piles into 4 piles, and gave 3 piles to others The little goat eats a bunch of peaches. There are 6 peaches in the pile. How many peaches did the little monkey pick in total?

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">6 / (1/20)</gadget>
<output>120</output>
<result>120</result>


有两筐苹果，第一筐重30kg，如果从第一筐中取出(1/2)kg放入第二筐，则两筐苹果同样重，两筐苹果一共重多少千克？(用不同方法解答)

There are two baskets of apples, the weight of the first basket is 30kg, if (1/2)kg is taken out from the first basket and put into the second basket, then the weight of the two baskets is the same, how much is the total weight of the two baskets of apples? (answer in different ways)

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) * 2</gadget>
<output>1</output>
<gadget id="calculator">30 - 1</gadget>
<output>29</output>
<gadget id="calculator">30 + 29</gadget>
<output>59</output>
<result>59</result>


把一根长5分米的圆柱形木料沿着与底面平行的方向锯成两段后，表面积增加了200平方分米．这根木料的体积是多少立方分米？

When a cylindrical piece of wood with a length of 5 decimeters is sawn into two pieces along the direction parallel to the bottom surface, the surface area increases by 200 square decimeters. What is the volume of this log in cubic decimeters?

<gadget id="calculator">200 / 2</gadget>
<output>100</output>
<gadget id="calculator">100 * 5</gadget>
<output>500</output>
<result>500</result>


李老师用148.8元买了12枝钢笔，每枝钢笔多少元．

Teacher Li bought 12 pens for 148.8 yuan, how much is each pen?

<gadget id="calculator">148.8 / 12</gadget>
<output>12.4</output>
<result>12.4</result>


1700乘4再乘25，结果是多少？

1700 multiplied by 4 and then multiplied by 25, what is the result?

<gadget id="calculator">1_700 * 4 * 25</gadget>
<output>170_000</output>
<result>170_000</result>


客车和货车从甲、乙两站相对开出，客车每小时行52千米，货车每小时行46千米，两车相遇后又继续前进，客车到乙站后立即返回，货车到甲站后也立即返回，两车再次相遇时，客车比货车多行234千米．求甲、乙两地的距离．

The passenger car and the freight car leave oppositely from two stations A and B. The passenger car travels 52 kilometers per hour, and the freight car travels 46 kilometers per hour. After the two cars meet, they continue to move forward. The passenger car returns immediately after arriving at station B. They also returned immediately, and when the two cars met again, the passenger car traveled 234 kilometers longer than the truck. Find the distance between A and B.

<gadget id="calculator">52 + 46</gadget>
<output>98</output>
<gadget id="calculator">52 - 46</gadget>
<output>6</output>
<gadget id="calculator">234 / 6</gadget>
<output>39</output>
<gadget id="calculator">39 / 3</gadget>
<output>13</output>
<gadget id="calculator">98 * 13</gadget>
<output>1_274</output>
<result>1_274</result>


已知圆柱的底面积是18cm**2．高是5厘米，与这个圆柱等底等高的圆锥体体积是多少cm**3．

It is known that the base area of the cylinder is 18cm**2. The height is 5 cm, what is the volume of the cone with the same base and height as the cylinder in cm**3.

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">(1/3) * 18 * 5</gadget>
<output>30</output>
<result>30</result>


学校开展节约用水活动，前3个月共节约用水531吨．照这样计算，学校一年能节约用水多少吨？

The school carried out water conservation activities, saving a total of 531 tons of water in the first three months. According to this calculation, how many tons of water can the school save a year?

<gadget id="calculator">531 / 3</gadget>
<output>177</output>
<gadget id="calculator">177 * 12</gadget>
<output>2_124</output>
<result>2_124</result>


玩具厂要加工120个玩具，已经加工了6天，还剩66个没加平均每天加工玩具多少个？

The toy factory has to process 120 toys. It has been processed for 6 days, and there are 66 left. How many toys are processed per day on average?

<gadget id="calculator">120 - 66</gadget>
<output>54</output>
<gadget id="calculator">54 / 6</gadget>
<output>9</output>
<result>9</result>


小明带了5.8元去超市．铅笔每支0.7元，自动铅笔每支1.5元．他买了一支的铅笔和一支自动笔，应找回多少钱？

Xiao Ming took 5.8 yuan to the supermarket. Pencils are 0.7 yuan each, and mechanical pencils are 1.5 yuan each. He bought a pencil and an automatic pen, how much should he get back?

<gadget id="calculator">0.7 + 1.5</gadget>
<output>2.2</output>
<gadget id="calculator">5.8 - 2.2</gadget>
<output>3.6</output>
<result>3.6</result>


一根长(7/8)米的绳子，用去一部分后还剩(4/5)米，用去多少米．

A length of (7/8) meters of rope, after using up part of the remaining (4/5) meters, how many meters will be used.

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">(7/8) - (4/5)</gadget>
<output>3/40 = around 0.075</output>
<result>3/40 = around 0.075</result>


已知a=2*3*4，那么a的全部因数有多少个．

Given that a=2*3*4, how many factors of a are there?

<gadget id="calculator">1 + 1</gadget>
<output>2</output>
<gadget id="calculator">2 * 2 * 2</gadget>
<output>8</output>
<result>8</result>


649和多少相加得1000．

<gadget id="calculator">1_000 - 649</gadget>
<output>351</output>
<result>351</result>


将一个长9cm、宽7cm、高6cm的长方体载成一个体积最大的正方体，这个正方体的体积是多少立方厘米？

cuboid with a length of 9 cm, a width of 7 cm, and a height of 6 cm is loaded into a cube with the largest volume. What is the volume of the cube in cubic centimeters?

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


五3班又8位男生，25位女生，男生占全班人数的多少．

There are 8 boys and 25 girls in Class 5 and 3, how many boys account for the whole class.

<gadget id="calculator">8 + 25</gadget>
<output>33</output>
<gadget id="calculator">8 / 33</gadget>
<output>8/33 = around 0.242424</output>
<result>8/33 = around 0.242424</result>


等腰三角形一个底角是50度，顶角是多少度．

A base angle of an isosceles triangle is 50 degrees, what is the apex angle?

<gadget id="calculator">180 - 50 - 50</gadget>
<output>80</output>
<result>80</result>


一条小船从甲地到乙地往返一次需要两小时，去时逆水，回时顺水，已知小船顺水速度比逆水速度每小时快8千米，在往返的两小时中，第一小时比第二小时少行6千米，甲乙两地相距多少千米？

It takes two hours for a small boat to go back and forth from point A to point B. It goes against the current and goes along the current when it returns. It is known that the speed of the boat along the current is 8 kilometers per hour faster than that against the current. If you travel less than 6 kilometers per hour, how many kilometers are there between places A and B?

<gadget id="calculator">5 - 3</gadget>
<output>2</output>
<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<gadget id="calculator">4 * 3</gadget>
<output>12</output>
<gadget id="calculator">12 + 3</gadget>
<output>15</output>
<result>15</result>


学校举办运动会，六1班参加比赛的女生占全班人数的(1/7)，参加比赛的男生占全班人数的(1/4)，参加比赛的女生比男生少6人．这个班参加比赛的女生有多少人？

The school held a sports meeting. The number of girls participating in the competition in class 61 accounted for 1/7 of the class, and the number of boys participating in the competition accounted for 1/4 of the class. The number of girls participating in the competition was 6 fewer than the boys. How many girls are there in this class?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>
<gadget id="calculator">(1/4) - (1/7)</gadget>
<output>3/28 = around 0.107143</output>
<gadget id="calculator">6 / (3/28)</gadget>
<output>56</output>
<gadget id="calculator">56 * (1/7)</gadget>
<output>8</output>
<result>8</result>


一张长方形的纸，连续对折3次，其中的一份是这张纸的((())/(()))．

A piece of rectangular paper is folded in half consecutively 3 times, one of which is ((())/(())) of this paper.

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) * (1/2) * (1/2)</gadget>
<output>1/8 = around 0.125</output>
<result>1/8 = around 0.125</result>


每个同学要用9本练习本，四1班有42人，四2班有39人，这两个班共需要多少练习本？(用两种方法解答)

Each student needs to use 9 exercise books. There are 42 students in Class 4 1 and 39 students in Class 4 2. How many exercise books do these two classes need? (answer in two ways)

<gadget id="calculator">42 * 9</gadget>
<output>378</output>
<gadget id="calculator">39 * 9</gadget>
<output>351</output>
<gadget id="calculator">378 + 351</gadget>
<output>729</output>
<result>729</result>


妈妈给亮亮买了两件同样的上衣和一条裤子，共花了170元，如果买两条同样的裤子和一件同样的上衣，则需付130元，一条裤子多少元．

Mom bought two identical tops and a pair of trousers for Liangliang, and the total cost was 170 yuan. If she bought two identical trousers and one same top, she would have to pay 130 yuan. How much is a pair of trousers?


某校抽样调查了六年级100名学生的身高情况，其中最高的只有一名，是1.80米；由于这个数据在输入时输入错了，所以计算机显示的这100名学生的平均身高比实际平均身高的数值高出0.162米，则实际输入计算机的那个错误数字是多少．

A school surveyed the height of 100 students in the sixth grade, and only one of them was the tallest, who was 1.80 meters. Because this data was entered incorrectly, the average height of the 100 students displayed by the computer was higher than the actual average height. If the value is higher than 0.162 meters, what is the wrong number actually entered into the computer?

<gadget id="calculator">0.162 * 100</gadget>
<output>16.2</output>
<gadget id="calculator">16.2 + 1.8</gadget>
<output>18</output>
<result>18</result>


明明有38张邮票，比芳芳的2倍多6张，芳芳有多少张邮票．

Obviously there are 38 stamps, 6 stamps more than twice as many as Fangfang. How many stamps does Fangfang have?

<gadget id="calculator">38 - 6</gadget>
<output>32</output>
<gadget id="calculator">32 / 2</gadget>
<output>16</output>
<result>16</result>


一本故事书120页，小丽第一天读了全书的(1/6)，第二天读了全书的(1/4)，两天共读了多少页？

A story book has 120 pages. Xiaoli read (1/6) of the whole book on the first day and (1/4) of the whole book on the second day. How many pages did she read in two days?

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">120 * (1/6)</gadget>
<output>20</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">120 * (1/4)</gadget>
<output>30</output>
<gadget id="calculator">20 + 30</gadget>
<output>50</output>
<result>50</result>


把一个长方体的每条棱都缩小为原来的(1/2)，它的体积缩小为原来的多少

If each edge of a cuboid is reduced to its original size (1/2), how much will its volume be reduced to its original size?


甲、乙两人拿出同样多的钱买西瓜，结果甲拿走24千克，余下的15千克西瓜给乙，这时甲应给乙16.2元，问每千克西瓜多少钱？

and B spend the same amount of money to buy watermelons, but A takes away 24 kilograms, and the remaining 15 kilograms of watermelons are given to B. At this time, A should give B 16.2 yuan. How much is it per kilogram of watermelon?

<gadget id="calculator">24 / 2</gadget>
<output>12</output>
<gadget id="calculator">15 / 2</gadget>
<output>15/2 = around 7.5</output>
<gadget id="calculator">(15/2) - 15</gadget>
<output>-15/2 = around -7.5</output>
<gadget id="calculator">12 + (-15/2)</gadget>
<output>9/2 = around 4.5</output>
<gadget id="calculator">16.2 / (9/2)</gadget>
<output>3.6</output>
<result>3.6</result>


小明每月节省5元钱，买一台120元的复读机，需要攅多少年．

Xiao Ming saves 5 yuan a month, and how many years will it take to buy a 120 yuan repeater.

<gadget id="calculator">120 / 5 / 12</gadget>
<output>2</output>
<result>2</result>


甲数是305，比乙数少84，乙数是多少．

The number of A is 305, which is 84 less than the number of B. What is the number of B?

<gadget id="calculator">305 + 84</gadget>
<output>389</output>
<result>389</result>


一项工程甲、乙合作36天完成，乙丙合作45天完成，甲丙合作60天完成．甲、乙、丙合作需要几天完成？

A project A and B cooperate to complete in 36 days, B and C cooperate in 45 days, and A and C cooperate in 60 days. How many days will it take for A, B, and C to cooperate?

<gadget id="calculator">1 / 36</gadget>
<output>1/36 = around 0.027778</output>
<gadget id="calculator">1 / 45</gadget>
<output>1/45 = around 0.022222</output>
<gadget id="calculator">1 / 60</gadget>
<output>1/60 = around 0.016667</output>
<gadget id="calculator">(1/36) + (1/45) + (1/60)</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">(1/15) / 2</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">1 / (1/30)</gadget>
<output>30</output>
<result>30</result>


<gadget id="calculator">36 * 1.09</gadget>
<output>39.24</output>
<gadget id="calculator">1.2 * 67.3</gadget>
<output>80.76</output>
<gadget id="calculator">39.24 + 80.76</gadget>
<output>120</output>
<result>120</result>


一块平行四边形菜地，底是50米，高是25米，如果每平方米收白菜15千克，这块菜地一共可收白菜多少千克？

A parallelogram vegetable field has a base of 50 meters and a height of 25 meters. If 15 kilograms of cabbage can be harvested per square meter, how many kilograms of cabbage can be harvested in this vegetable field?

<gadget id="calculator">50 * 25</gadget>
<output>1_250</output>
<gadget id="calculator">15 * 1_250</gadget>
<output>18_750</output>
<result>18_750</result>


甲、乙两个仓库各有粮食若干吨，从甲仓库运出(1/4)到乙仓后，又从乙仓库运出(1/4)到甲仓库，这时甲、乙两仓库的粮食储量相等．原来甲仓库的粮食是乙仓库的几分之几？(用算术法求解)

Warehouses A and B each have several tons of grain. After transporting (1/4) from Warehouse A to Warehouse B, they then transport (1/4) from Warehouse B to Warehouse A. Food stocks are equal. What fraction of the grain in Warehouse A is that in Warehouse B? (use arithmetic to solve)

<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">10 / (3/4)</gadget>
<output>40/3 = around 13.333333</output>
<gadget id="calculator">(40/3) * (1/4)</gadget>
<output>10/3 = around 3.333333</output>
<gadget id="calculator">10 - (10/3)</gadget>
<output>20/3 = around 6.666667</output>
<gadget id="calculator">10 * 2</gadget>
<output>20</output>
<gadget id="calculator">(20/3) / (3/4)</gadget>
<output>80/9 = around 8.888889</output>
<gadget id="calculator">20 - (80/9)</gadget>
<output>100/9 = around 11.111111</output>
<gadget id="calculator">(20/3) / (3/4) / (100/9)</gadget>
<output>4/5 = around 0.8</output>
<result>4/5 = around 0.8</result>


甲数是36，比乙数大20%，乙数是多少．

The number A is 36, which is 20% greater than the number B, what is the number B?

<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">36 / (6/5)</gadget>
<output>30</output>
<result>30</result>


在含糖率为20%的糖水中，糖比水少多少

How much less sugar than water in 20% sugar water

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5) - (1/5)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">(3/5) / (4/5)</gadget>
<output>3/4 = around 0.75</output>
<result>3/4 = around 0.75</result>


一本故事书共有291页，小东第一周看了124页，第二周看了138页，还剩多少页没有看？

storybook has a total of 291 pages. Xiaodong read 124 pages in the first week and 138 pages in the second week. How many pages are left?

<gadget id="calculator">291 - 124 - 138</gadget>
<output>29</output>
<result>29</result>


营业员用一根33.6m长的彩带包装礼品盒，每个礼品盒用彩带1.6m，这些彩带可以包装几个礼品盒？

The salesperson wraps the gift boxes with a 33.6m long ribbon, and each gift box uses a 1.6m ribbon. How many gift boxes can these ribbons wrap?

<gadget id="calculator">33.6 / 1.6</gadget>
<output>21</output>
<result>21</result>


一个等腰三角形的风筝顶角是40°，这个风筝两个底角都是多少度．

The vertex angle of an isosceles triangle kite is 40°, what are the two base angles of the kite?

<gadget id="calculator">180 - 40</gadget>
<output>140</output>
<gadget id="calculator">140 / 2</gadget>
<output>70</output>
<result>70</result>


大客车和小轿车同地、同方向开出，大客车每小时行60千米，小轿车每小时行84千米，大客车出发2小时后小轿车才出发，几小时后小轿车追上大客车？

The bus and the car leave at the same place and in the same direction. The bus travels 60 kilometers per hour, and the car travels 84 kilometers per hour. The car leaves only 2 hours after the bus leaves. After a few hours, the car catches up with the bus. bus?

<gadget id="calculator">84 - 60</gadget>
<output>24</output>
<gadget id="calculator">2 / 24</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">60 * (1/12)</gadget>
<output>5</output>
<result>5</result>


在6：X=9：24中，X的值是多少．

<gadget id="calculator">6 * 24</gadget>
<output>144</output>
<gadget id="calculator">144 / 9</gadget>
<output>16</output>
<result>16</result>


冷饮店中A饮料与B饮料的数量比为3：5，已知A饮料有36箱，B饮料有多少箱．

The quantity ratio of beverage A to beverage B in the cold drink store is 3:5. It is known that there are 36 boxes of beverage A and how many boxes of beverage B are there.

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


为了迎接元旦，光明小学买来240盆花，其中48盆放在大礼堂，剩下的分给24个班，平均每个班分得几盆花？

To welcome New Year's Day, Guangming Primary School bought 240 pots of flowers, 48 of which were placed in the auditorium, and the rest were distributed to 24 classes. How many pots of flowers did each class get on average?

<gadget id="calculator">240 - 48</gadget>
<output>192</output>
<gadget id="calculator">192 / 24</gadget>
<output>8</output>
<result>8</result>


钟面上10：40时，时针与分针组成的角最小是多少度．

What is the minimum angle formed by the hour and minute hands at 10:40 on the clock face?

<gadget id="calculator">30 * 2</gadget>
<output>60</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">30 * (2/3)</gadget>
<output>20</output>
<gadget id="calculator">60 + 20</gadget>
<output>80</output>
<result>80</result>


长方形的面积是560平方米，宽是7米，长是多少米．

The area of the rectangle is 560 square meters, the width is 7 meters, and the length is in meters.

<gadget id="calculator">560 / 7</gadget>
<output>80</output>
<result>80</result>


一根绳子用去了(2/5)米，正好是剩下的(1/8)，这根绳子原来长有多少米？

rope has been used up (2/5) meters, which is exactly the remaining (1/8). How many meters was this rope originally?

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">(2/5) / (1/8)</gadget>
<output>16/5 = around 3.2</output>
<gadget id="calculator">(16/5) + (2/5)</gadget>
<output>18/5 = around 3.6</output>
<result>18/5 = around 3.6</result>


<gadget id="calculator">73 + 119 + 231 + 69 + 381 + 17</gadget>
<output>890</output>
<result>890</result>


小红有120张邮票，小青的邮票数是小红的3倍．小青有多少张邮票？

Xiaohong has 120 stamps, and Xiaoqing has three times as many stamps as Xiaohong. How many stamps does Xiaoqing have?

<gadget id="calculator">120 * 3</gadget>
<output>360</output>
<result>360</result>


若干个同样的盒子排成一排，小明把50多个同样的棋子分装在盒中，其中只有一个盒子没有装棋子．然后他外出了，小光从每个有棋子的盒子里各拿了一个棋子放在空盒内，再把盒子重新排列了一下．小明回来仔细查看了一番，没有发现有人动过这些盒子和棋子．问共有多少个盒子？

Several identical boxes are arranged in a row, and Xiao Ming packs more than 50 identical chess pieces in the boxes, and only one box is not filled with chess pieces. Then he went out, Xiaoguang took a chess piece from each box with chess pieces and put them in the empty box, and rearranged the boxes. Xiao Ming came back and checked carefully, but found no one had touched these boxes and chess pieces. How many boxes are there in total?


甲、乙两校，甲校有学生525人，乙校比甲校的2倍少50人，乙校有学生多少人？

There are two schools, A and B. School A has 525 students, and school B has 50 fewer students than school A. How many students are there in school B?

<gadget id="calculator">525 * 2</gadget>
<output>1_050</output>
<gadget id="calculator">1_050 - 50</gadget>
<output>1_000</output>
<result>1_000</result>


一个圆柱底面积是26平方厘米，高5厘米，它的体积是多少？

What is the volume of a cylinder with a base area of 26 square centimeters and a height of 5 centimeters?

<gadget id="calculator">26 * 5</gadget>
<output>130</output>
<result>130</result>


一个长方形的花圃是69.6平方米，它的长是8米，这个长方形的花圃宽是多少米？(列方程解答)

A rectangular flowerbed is 69.6 square meters, and its length is 8 meters. What is the width of this rectangular flowerbed? (column equation solution)

<gadget id="calculator">69.6 / 8</gadget>
<output>8.7</output>
<result>8.7</result>


一个圆锥形麦堆，底面半径是2米，高是1.5米，如果把这些小麦装入一个圆柱形粮囤里，已知粮囤底面积是4平方米，粮囤里小麦的高是多少米？

conical wheat pile has a base radius of 2 meters and a height of 1.5 meters. If the wheat is put into a cylindrical grain storage, the bottom area of the grain storage is 4 square meters. What is the height of the wheat in the storage in meters? ?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">1.5 / 4</gadget>
<output>0.375</output>
<gadget id="calculator">(1/3) * 3.14 * 4 * 0.375</gadget>
<output>1.57</output>
<result>1.57</result>


上个月，爸爸预交了100元话费．月底，爸爸的功能费是18元，本地通话费是25.75元，长途费是34.75元，信息费是5元．爸爸的余额是多少元？

Last month, Dad paid 100 yuan in advance for the phone bill. At the end of the month, Dad's function fee is 18 yuan, the local call fee is 25.75 yuan, the long-distance fee is 34.75 yuan, and the information fee is 5 yuan. How much is Dad's balance?

<gadget id="calculator">18 + 25.75 + 34.75 + 5</gadget>
<output>83.5</output>
<gadget id="calculator">100 - 83.5</gadget>
<output>16.5</output>
<result>16.5</result>


学校有72个乒乓球，其中白球个数与黄球个数的比是7：2，又买回一些白球后，白球个数与黄球个数的比是21：4，学校现在共有多少个乒乓球？

The school has 72 table tennis balls, the ratio of the number of white balls to the number of yellow balls is 7:2, and after buying some white balls, the ratio of the number of white balls to the number of yellow balls is 21:4, how many are there in the school now pingpong?

<gadget id="calculator">7 + 2</gadget>
<output>9</output>
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>
<gadget id="calculator">72 * (2/9)</gadget>
<output>16</output>
<gadget id="calculator">21 + 4</gadget>
<output>25</output>
<gadget id="calculator">4 / 25</gadget>
<output>4/25 = around 0.16</output>
<gadget id="calculator">16 / (4/25)</gadget>
<output>100</output>
<result>100</result>


小明从家到某校参加考试，开始时以每分钟50米的速度走了2分钟，这时他根据以往的经验，再以这个速度走下去，肯定要比考试时间迟到5分钟．于是他立即加快速度，每分钟多走10米，结果小明比考试时间早到了5分钟．小明家到某校的路程是多少米？

Xiao Ming went from home to a certain school to take an exam. At the beginning, he walked at a speed of 50 meters per minute for 2 minutes. At this time, according to his past experience, if he continued to walk at this speed, he would definitely be 5 minutes later than the exam time. So he immediately speeded up and walked 10 meters more per minute. As a result, Xiao Ming arrived 5 minutes earlier than the exam time. How many meters is the distance from Xiao Ming's house to a certain school?

<gadget id="calculator">50 * 5</gadget>
<output>250</output>
<gadget id="calculator">50 + 10</gadget>
<output>60</output>
<gadget id="calculator">60 * 5</gadget>
<output>300</output>
<gadget id="calculator">250 + 300</gadget>
<output>550</output>
<gadget id="calculator">550 / 10</gadget>
<output>55</output>
<gadget id="calculator">55 + 2</gadget>
<output>57</output>
<gadget id="calculator">50 * 57</gadget>
<output>2_850</output>
<result>2_850</result>


一个三角形的底是6cm，这条底上的高是40cm，它的另一条高是30cm，与这条高相对的底是多少cm．

The base of a triangle is 6cm, the height of this base is 40cm, and the height of the other is 30cm, what is the base corresponding to this height in cm?

<gadget id="calculator">40 / 2</gadget>
<output>20</output>
<gadget id="calculator">2 / 30</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">6 * 20 * (1/15)</gadget>
<output>8</output>
<result>8</result>


一辆洒水车每分钟行驶50米，洒水的宽度是8米．洒水车行驶8分钟，被洒水的地面是多少平方米？

A sprinkler truck travels 50 meters per minute, and the width of the sprinkler is 8 meters. How many square meters is the watered ground when the sprinkler runs for 8 minutes?

<gadget id="calculator">50 * 8 * 8</gadget>
<output>3_200</output>
<result>3_200</result>


两个城市相距225千米，一列客车和一列货车同时从这两个城市相对开出，2.5小时后相遇，货车和客车的速度比是9：11，货车平均每小时行多少千米？

The distance between two cities is 225 kilometers. A passenger train and a freight train depart from the two cities at the same time. They meet after 2.5 hours. The speed ratio of the freight train and the passenger train is 9:11. How many kilometers per hour does the freight train travel on average?

<gadget id="calculator">225 / 2.5</gadget>
<output>90</output>
<gadget id="calculator">9 + 11</gadget>
<output>20</output>
<gadget id="calculator">9 / 20</gadget>
<output>9/20 = around 0.45</output>
<gadget id="calculator">90 * (9/20)</gadget>
<output>81/2 = around 40.5</output>
<result>81/2 = around 40.5</result>


在10g水中放入3g盐，盐占盐水的多少

Put 3g of salt in 10g of water, what is the percentage of salt in the salt water

<gadget id="calculator">10 + 3</gadget>
<output>13</output>
<gadget id="calculator">3 / 13</gadget>
<output>3/13 = around 0.230769</output>
<result>3/13 = around 0.230769</result>


小明出售足球比赛入场券，星期一出售一批，星期二比星期一多出售5张，星期三、四、五都比前一天多出售5张，星期五出售53张，这五天一共出售多少张入场券．

Xiao Ming sells football game tickets, one batch on Monday, 5 more tickets on Tuesday than Monday, 5 more tickets on Wednesday, Thursday, and Friday, and 53 tickets on Friday. How many tickets are sold in total in these five days? Tickets.

<gadget id="calculator">53 - 5</gadget>
<output>48</output>
<gadget id="calculator">48 - 5</gadget>
<output>43</output>
<gadget id="calculator">43 - 5</gadget>
<output>38</output>
<gadget id="calculator">38 - 5</gadget>
<output>33</output>
<gadget id="calculator">33 + 38 + 43 + 48 + 53</gadget>
<output>215</output>
<result>215</result>


宁工小学四2班栽树54棵，四3班比四2班多栽12棵，全年级栽树棵数是四2班和四3班总数的4倍．全年级共栽树多少棵？

Class 4 and Class 2 of Ningong Primary School planted 54 trees, and Class 4 and Class 3 planted 12 more trees than Class 4 and Class 2. The number of trees planted in the whole grade was four times the total of Class 4 and Class 4. How many trees are planted in the whole grade?

<gadget id="calculator">54 + 12 + 54</gadget>
<output>120</output>
<gadget id="calculator">120 * 4</gadget>
<output>480</output>
<result>480</result>


小明拿10元钱买了一枝钢笔，每枝钢笔4.65元，应找回多少元？

Xiao Ming bought a pen with 10 yuan, and each pen was 4.65 yuan. How much should I get back?

<gadget id="calculator">10 - 4.65</gadget>
<output>5.35</output>
<result>5.35</result>


小明每分钟打22个字，打了11分钟．小红至少要打多少个字，才能超过小明．

Xiao Ming typed 22 characters per minute for 11 minutes. How many words does Xiao Hong have to type at least before Xiao Ming can surpass Xiao Ming.

<gadget id="calculator">22 * 11</gadget>
<output>242</output>
<gadget id="calculator">242 + 1</gadget>
<output>243</output>
<result>243</result>


一个工程队修一条长630米的水渠，从5月29日开工，6月4日完工，平均每天修水渠多少米．

An engineering team repaired a 630-meter-long canal. The construction started on May 29 and was completed on June 4. How many meters of the canal are repaired on average every day?

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


一项工程，原计划30人做，18天完成，现在要提前6天完成，如果每人工作效率不变，需要增加多少人？(用比例方法解答)

A project was originally planned to be done by 30 people and completed in 18 days. Now it needs to be completed 6 days ahead of schedule. If the work efficiency of each person remains the same, how many more people need to be added? (Solve using ratio method)

<gadget id="calculator">30 * 6</gadget>
<output>180</output>
<gadget id="calculator">30 * 18</gadget>
<output>540</output>
<gadget id="calculator">540 - 540</gadget>
<output>0</output>
<gadget id="calculator">180 + 0</gadget>
<output>180</output>
<gadget id="calculator">18 - 6</gadget>
<output>12</output>
<gadget id="calculator">180 / 12</gadget>
<output>15</output>
<result>15</result>


一项工作，甲乙合作10天可以完成，若甲单独做30天能完成，若乙单独做，乙比甲少用多少天．

A job can be completed in 10 days by the cooperation of A and B. If A alone can complete it in 30 days, if B does it alone, how many days will B spend less than A.

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1 / 30</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">(1/10) - (1/30)</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">1 / (1/15)</gadget>
<output>15</output>
<gadget id="calculator">30 - 15</gadget>
<output>15</output>
<result>15</result>


六年级学生125人，相当于五年级学生人数的(5/6)，五、六年级共有学生多少人？

There are 125 students in the sixth grade, which is equivalent to (5/6) of the number of students in the fifth grade. How many students are there in total in the fifth and sixth grades?

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">125 / (5/6)</gadget>
<output>150</output>
<gadget id="calculator">150 + 125</gadget>
<output>275</output>
<result>275</result>


一个等腰三角形的一个底角是38°，它的顶角是多少度？

A base angle of an isosceles triangle is 38°, what is its apex angle?

<gadget id="calculator">38 * 2</gadget>
<output>76</output>
<gadget id="calculator">180 - 76</gadget>
<output>104</output>
<result>104</result>


一批零件甲、乙两人合做每天可以加工120个，现由甲先加工8天，剩下的由乙再加工5天就完成了任务，已知这批零件共有765个，乙每天加工多少个零件？

A batch of parts A and B can process 120 pieces per day. Now, A will process for 8 days first, and the rest will be processed by B for 5 days to complete the task. It is known that there are 765 parts in this batch, and B processes every day How many parts?

<gadget id="calculator">120 * 5</gadget>
<output>600</output>
<gadget id="calculator">765 - 600</gadget>
<output>165</output>
<gadget id="calculator">8 - 5</gadget>
<output>3</output>
<gadget id="calculator">165 / 3</gadget>
<output>55</output>
<gadget id="calculator">120 - 55</gadget>
<output>65</output>
<result>65</result>


万盛到长沙相距600千米．卡车以每小时80千米行了3小时．剩下的路程要4小时走完，卡车每小时行多少千米？

Wansheng is 600 kilometers away from Changsha. The truck traveled at 80 kilometers per hour for 3 hours. The rest of the journey will take 4 hours. How many kilometers per hour will the truck travel?

<gadget id="calculator">80 * 3</gadget>
<output>240</output>
<gadget id="calculator">600 - 240</gadget>
<output>360</output>
<gadget id="calculator">360 / 4</gadget>
<output>90</output>
<result>90</result>


与面积是24平方厘米的平行四边形等第等高的三角形的面积是多少平方厘米．

What is the area in square centimeters of a triangle of the same height as a parallelogram with an area of 24 square centimeters.

<gadget id="calculator">24 / 2</gadget>
<output>12</output>
<result>12</result>


小红妈妈今年38岁，比小红年龄的4倍还多2岁，小红的年龄是多少岁？

Xiaohong's mother is 38 years old, 2 years older than Xiaohong's age, how old is Xiaohong?

<gadget id="calculator">38 - 2</gadget>
<output>36</output>
<gadget id="calculator">36 / 4</gadget>
<output>9</output>
<result>9</result>


小雨将20000人民币存入银行定期3年，如果年利率是2.5%，国家新规定不用交纳利息税，到期后，她可得利息多少元．

Xiaoyu deposits 20,000 RMB in the bank for 3 years. If the annual interest rate is 2.5%, the new state regulations do not need to pay interest tax. After the maturity date, how much interest can she get?

<gadget id="calculator">2.5 / 100</gadget>
<output>0.025</output>
<gadget id="calculator">20_000 * 0.025 * 3</gadget>
<output>1_500</output>
<result>1_500</result>


一个运输队要运粮食331.63吨，第一天运76.63吨，剩下的2天运完，平均每天运多少吨？

A transport team needs to transport 331.63 tons of grain, 76.63 tons on the first day, and the remaining two days are finished. How many tons are transported on average per day?

<gadget id="calculator">331.63 - 76.63</gadget>
<output>255</output>
<gadget id="calculator">255 / 2</gadget>
<output>255/2 = around 127.5</output>
<result>255/2 = around 127.5</result>


一个数的(5/6)减去(3/4)等于(1/5)这个数是多少？

What is the number (5/6) minus (3/4) equals (1/5)?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(1/5) + (3/4)</gadget>
<output>19/20 = around 0.95</output>
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">(19/20) / (5/6)</gadget>
<output>57/50 = around 1.14</output>
<result>57/50 = around 1.14</result>


能同时被2、3、5整除的最小的两位数是多少

What is the smallest two-digit number divisible by 2, 3, and 5 at the same time?

<gadget id="calculator">2 * 3 * 5</gadget>
<output>30</output>
<result>30</result>


小明有38张邮票，比小红的2倍少4张，小红有几张邮票？

Xiao Ming has 38 stamps, which is 4 less than twice that of Xiao Hong. How many stamps does Xiao Hong have?

<gadget id="calculator">38 + 4</gadget>
<output>42</output>
<gadget id="calculator">42 / 2</gadget>
<output>21</output>
<result>21</result>


一个数是5个2，3个3，2个5，1个7的连乘积．这个数当然有许多约数是两位数，这些两位的约数中，最大的是几？

A number is the product of 5 2s, 3 3s, 2 5s, and 1 7. Of course, there are many divisors of this number that are two-digit numbers. What is the largest divisor among these two-digit divisors?

<gadget id="calculator">2 * 2 * 2 * 2 * 2 * 3</gadget>
<output>96</output>
<result>96</result>