<gadget id="calculator">1 / 32</gadget>
<output>1/32 = around 0.03125</output>
<gadget id="calculator">2.5 / (1/32)</gadget>
<output>80</output>
<gadget id="calculator">10 / 9</gadget>
<output>10/9 = around 1.111111</output>
<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>
<gadget id="calculator">1.25 * 80 * (10/9) * (9/10)</gadget>
<output>100</output>
<result>100</result>


甲车从A城市到B城市要行驶4小时，乙车从B城市到A城市要行驶6小时．两车同时分别从A城市和B城市出发，几小时后相遇？

Car A travels from city A to city B in 4 hours, and car B travels from city B to city A in 6 hours. Two cars depart from city A and city B respectively at the same time, how many hours later will they meet?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">(1/4) + (1/6)</gadget>
<output>5/12 = around 0.416667</output>
<gadget id="calculator">1 / (5/12)</gadget>
<output>12/5 = around 2.4</output>
<result>12/5 = around 2.4</result>


五年级1班有75名同学合影，定价32.5元，给5张照片，另外每加印一张1.2元，全班每人要1张，一共需要多少钱？

There are 75 students in class 1 of the fifth grade who take a group photo. The price is 32.5 yuan, 5 photos are given, and each additional photo is 1.2 yuan, and each person in the class needs 1 photo. How much does it cost in total?

<gadget id="calculator">75 - 5</gadget>
<output>70</output>
<gadget id="calculator">70 * 1.2</gadget>
<output>84</output>
<gadget id="calculator">32.5 + 84</gadget>
<output>116.5</output>
<result>116.5</result>


用一个长、宽、高分别为8dm，6dm，8dm的长方体木料，切削成一个最大的圆柱，这个圆柱的体积是多少dm**3．

Take a cuboid wood whose length, width and height are 8dm, 6dm and 8dm respectively, and cut it into a largest cylinder. What is the volume of this cylinder in dm**3.

<gadget id="calculator">3.14 * 16 * 5</gadget>
<output>251.2</output>
<result>251.2</result>


一个等腰三角形的一个底角是35度，它的顶角是多少度

If one base angle of an isosceles triangle is 35 degrees, what is its top angle?

<gadget id="calculator">180 - 35 - 35</gadget>
<output>110</output>
<result>110</result>


车间生产了2000支彩笔，每12支装一盒，装了150盒后，还剩多少支？

The workshop has produced 2,000 colored pens, each of which is packed in a box of 12. After packing 150 boxes, how many are left?

<gadget id="calculator">12 * 150</gadget>
<output>1_800</output>
<gadget id="calculator">2_000 - 1_800</gadget>
<output>200</output>
<result>200</result>


小明家的栅栏围成的羊圈长10米，宽6米，今年他家又买了一群羊，羊圈小了住不下，他又不想再花钱，你有好办法吗？

Xiaoming’s sheepfold is 10 meters long and 6 meters wide. This year, his family bought another flock of sheep. The sheepfold is too small to fit in, and he doesn’t want to spend any more money. Do you have a solution?

<gadget id="calculator">10 + 6</gadget>
<output>16</output>
<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">16 * (1/2)</gadget>
<output>8</output>
<result>8</result>


一种电冰箱原价2500元，现在每台售价2460元．现价比原价降低了百分之几？

The original price of a refrigerator is 2,500 yuan, but now it costs 2,460 yuan each. How much is the current price lower than the original price?

<gadget id="calculator">2_500 - 2_460</gadget>
<output>40</output>
<gadget id="calculator">40 / 2_500</gadget>
<output>2/125 = around 0.016</output>
<result>2/125 = around 0.016</result>


(5/12)的倒数是多少

<gadget id="calculator">12 / 5</gadget>
<output>12/5 = around 2.4</output>
<result>12/5 = around 2.4</result>


甲、乙两个车间计划生产相同数量的零件，到期核算时，发现甲车间超额完成5%，乙车间只完成了计划的96%，已知甲车间实际比乙车间多生产了270个，它们计划分别完成零件多少个？

Workshops A and B plan to produce the same number of parts. When the accounting is due, it is found that workshop A has completed 5% of the plan, while workshop B has only completed 96% of the plan. It is known that workshop A actually produced 270 more parts than workshop B. How many parts do they plan to complete respectively?

<gadget id="calculator">96 / 100</gadget>
<output>24/25 = around 0.96</output>
<gadget id="calculator">1 - (24/25)</gadget>
<output>1/25 = around 0.04</output>
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">(1/25) + (1/20)</gadget>
<output>9/100 = around 0.09</output>
<gadget id="calculator">270 / (9/100)</gadget>
<output>3_000</output>
<result>3_000</result>


两个底面积相等的长方体，第一个长方体与第二个长方体高的比是7：12，第二个长方体的体积是144立方分米，第一个长方体的体积是多少立方分米？

Two cuboids with the same base area, the ratio of the height of the first cuboid to the height of the second cuboid is 7:12, the volume of the second cuboid is 144 cubic decimeters, what is the volume of the first cuboid?

<gadget id="calculator">7 * 144</gadget>
<output>1_008</output>
<gadget id="calculator">1_008 / 12</gadget>
<output>84</output>
<result>84</result>


如果规定a△b=2*a+b，其中a、b表示两个自然数，那么(2△4)△3=多少．

If it is stipulated that a△b=2*a+b, where a and b represent two natural numbers, then (2△4)△3=how many.

<gadget id="calculator">2 * 2</gadget>
<output>4</output>
<gadget id="calculator">4 + 4</gadget>
<output>8</output>
<gadget id="calculator">2 * 8</gadget>
<output>16</output>
<gadget id="calculator">16 + 3</gadget>
<output>19</output>
<result>19</result>


一瓶墨水有65毫升，每盒有8瓶墨水．如果学校买了27盒，那么共买了多少毫升墨水？

A bottle of ink is 65ml, and each box has 8 bottles of ink. If the school bought 27 boxes, how many milliliters of ink was bought in total?

<gadget id="calculator">65 * 8 * 27</gadget>
<output>14_040</output>
<result>14_040</result>


某班红领巾图书角有图书200本，借出一批后还剩原有图书的(1/4)，借出图书有多少本？

There are 200 books in the book corner of a certain class of red scarves. After lent out a batch, the original books (1/4) are still left. How many books are borrowed?

<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">200 * (3/4)</gadget>
<output>150</output>
<result>150</result>


甲、乙、丙三人按1：2：3分配资金，已知丙分到450元，这笔资金一共有多少元．

A, B, and C allocate funds according to 1:2:3. It is known that C is allocated 450 yuan, how much is the total amount of funds.

<gadget id="calculator">1 + 2 + 3</gadget>
<output>6</output>
<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">450 / (1/2)</gadget>
<output>900</output>
<result>900</result>


一个直角梯形的上底是2.7m，下底是4.3m，高是3.5m，这个梯形的面积是多少平方米．

The upper base of a right-angled trapezoid is 2.7m, the lower base is 4.3m, and the height is 3.5m. What is the area of the trapezoid in square meters?

<gadget id="calculator">2.7 + 4.3</gadget>
<output>7</output>
<gadget id="calculator">3.5 / 2</gadget>
<output>1.75</output>
<gadget id="calculator">7 * 1.75</gadget>
<output>12.25</output>
<result>12.25</result>


小丽的妈妈把5000元拿去投资，定期2年，年回报率是3.06%，到期时小丽的妈妈可以取回多少元？

Xiaoli's mother invests 5,000 yuan for a fixed period of 2 years, and the annual rate of return is 3.06%. How much yuan can Xiaoli's mother get back when it expires?

<gadget id="calculator">3.06 / 100</gadget>
<output>0.0306</output>
<gadget id="calculator">5_000 * 0.0306 * 2</gadget>
<output>306</output>
<gadget id="calculator">5_000 + 306</gadget>
<output>5_306</output>
<result>5_306</result>


用2、3、0、7四个数字组成的所有四位数都能被多少整除．

How much can all four-digit numbers composed of 2, 3, 0, and 7 be divisible by?


一个长方形和一个正方形的周长一样长，长方形的长是5厘米，比宽长2厘米，正方形的边长是多少厘米？

A rectangle has the same perimeter as a square. The length of the rectangle is 5 cm and its width is 2 cm. What is the side length of the square in cm?

<gadget id="calculator">5 - 2</gadget>
<output>3</output>
<gadget id="calculator">5 + 3</gadget>
<output>8</output>
<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">8 * (1/2)</gadget>
<output>4</output>
<result>4</result>


每次只能烙两张饼，两面都要烙，每面3分钟，烙5张饼最少需要多少分钟．

Only two cakes can be baked at a time, both sides must be baked, each side takes 3 minutes, how many minutes is the minimum time required to bake 5 cakes.

<gadget id="calculator">3 * 2</gadget>
<output>6</output>
<gadget id="calculator">3 * 3</gadget>
<output>9</output>
<gadget id="calculator">6 + 9</gadget>
<output>15</output>
<result>15</result>


做一个无盖的长方体铁皮长6分米，宽和高都是4分米，做这个铁盒共用了多少平方分米的铁皮．

To make a cuboid iron sheet without a cover, the length is 6 decimeters, and the width and height are both 4 decimeters. How many square decimeters of iron sheet are used to make this iron box?

<gadget id="calculator">6 * 4</gadget>
<output>24</output>
<gadget id="calculator">4 * 4</gadget>
<output>16</output>
<gadget id="calculator">24 + 24 + 16</gadget>
<output>64</output>
<gadget id="calculator">64 * 2</gadget>
<output>128</output>
<gadget id="calculator">128 - 24</gadget>
<output>104</output>
<result>104</result>


学校买了4盒乒乓球，每盒装5个乒乓球，共花了40元，平均每个乒乓球多少元．

The school bought 4 boxes of table tennis balls, each containing 5 table tennis balls, and spent a total of 40 yuan. How much is each table tennis ball on average?

<gadget id="calculator">4 * 5</gadget>
<output>20</output>
<gadget id="calculator">40 / 20</gadget>
<output>2</output>
<result>2</result>


把一个底面直径10厘米，高15厘米的圆柱体，沿底面直径劈成2个半圆柱，这2个半圆柱表面积的和是多少平方厘米．

A cylinder with a base diameter of 10 cm and a height of 15 cm is split into two half cylinders along the bottom diameter. What is the sum of the surface areas of these two half cylinders?

<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">3.14 * 25 * 2</gadget>
<output>157</output>
<gadget id="calculator">3.14 * 10 * 15</gadget>
<output>471</output>
<gadget id="calculator">10 * 15 * 2</gadget>
<output>300</output>
<gadget id="calculator">157 + 471 + 300</gadget>
<output>928</output>
<result>928</result>


在一个长8厘米，周长是24厘米的长方形内画一个最大的三角形，这个三角形的面积是多少平方厘米．

Draw the largest triangle in a rectangle with a length of 8 cm and a perimeter of 24 cm. What is the area of this triangle in square centimeters?

<gadget id="calculator">24 / 2</gadget>
<output>12</output>
<gadget id="calculator">12 - 8</gadget>
<output>4</output>
<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<gadget id="calculator">4 * 4</gadget>
<output>16</output>
<result>16</result>


小红和小宇两人住在同一幢楼上，每个楼层间的台阶数相等．小丽家在三楼，从楼下到家要登24级台阶；小冬家住在六楼，从楼下到家要登多少级台阶．

Xiaohong and Xiaoyu live in the same building, and the number of steps between each floor is equal. Xiaoli's house is on the third floor, and she has to climb 24 steps to get home from downstairs; Xiaodong's house lives on the sixth floor, how many steps do she have to climb to get home from downstairs.

<gadget id="calculator">3 - 1</gadget>
<output>2</output>
<gadget id="calculator">24 / 2</gadget>
<output>12</output>
<gadget id="calculator">6 - 1</gadget>
<output>5</output>
<gadget id="calculator">12 * 5</gadget>
<output>60</output>
<result>60</result>


把12枚棋子均匀围成一个正方形，下面说法正确的是每边多少枚

Evenly surround 12 chess pieces into a square, the correct statement below is how many pieces are on each side

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


天安门广场是世界上最大的城市广场，面积是440000平方米，合多少公顷？

Tiananmen Square is the largest city square in the world, with an area of 440,000 square meters, how many hectares?

<gadget id="calculator">440_000 / 10_000</gadget>
<output>44</output>
<result>44</result>


甲数是57，乙数比甲数的(1/3)还多14，乙数是多少．

A's number is 57, B's number is 14 more than A's (1/3), what is B's number?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">57 * (1/3)</gadget>
<output>19</output>
<gadget id="calculator">19 + 14</gadget>
<output>33</output>
<result>33</result>


"向阳"服装加工厂，女工人数比全厂人数的60%少28人，男工人数比全厂人数的50%多9人．这个厂共有多少人？

In "Xiangyang" garment processing factory, the number of female workers is 28 less than 60% of the total number of workers in the factory, and the number of male workers is 9 more than 50% of the total number of workers in the factory. How many people are there in this factory?

<gadget id="calculator">19 / 0.1</gadget>
<output>190</output>
<result>190</result>


果园里梨树的棵数是桃树的4倍，梨树有840棵，桃树有多少棵？

The number of pear trees in the orchard is 4 times that of peach trees. There are 840 pear trees. How many peach trees are there?

<gadget id="calculator">840 / 4</gadget>
<output>210</output>
<result>210</result>


一共90个车轮，安装了15辆自行车后，剩下的可以安装多少辆三轮车？

A total of 90 wheels, after installing 15 bicycles, how many tricycles can be installed on the rest?

<gadget id="calculator">15 * 2</gadget>
<output>30</output>
<gadget id="calculator">90 - 30</gadget>
<output>60</output>
<gadget id="calculator">60 / 3</gadget>
<output>20</output>
<result>20</result>


用面积8平方分米的方砖铺地需要240块，如果改用边长4分米的方砖，需要多少块？

It takes 240 pieces to pave the floor with square bricks with an area of 8 decimeters. If you use square bricks with a side length of 4 decimeters, how many pieces are needed?

<gadget id="calculator">8 * 240</gadget>
<output>1_920</output>
<gadget id="calculator">4 * 4</gadget>
<output>16</output>
<gadget id="calculator">1_920 / 16</gadget>
<output>120</output>
<result>120</result>


一个长方形的停车场，长120米，宽52米，如果用边长4分米的方砖去铺，至少需要多少块？

A rectangular parking lot is 120 meters long and 52 meters wide. If it is paved with square bricks with a side length of 4 decimeters, how many bricks are needed at least?

<gadget id="calculator">4 / 10</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(2/5) * (2/5)</gadget>
<output>4/25 = around 0.16</output>
<gadget id="calculator">52 / (4/25)</gadget>
<output>325</output>
<gadget id="calculator">120 * 325</gadget>
<output>39_000</output>
<result>39_000</result>


一套西服原价是1200元，现按六五折出售，买这套西服比原价便宜了多少元？

The original price of a suit is 1,200 yuan, and now it is sold at a 35% discount. How much cheaper is it than the original price to buy this suit?

<gadget id="calculator">65 / 100</gadget>
<output>13/20 = around 0.65</output>
<gadget id="calculator">1_200 * (13/20)</gadget>
<output>780</output>
<gadget id="calculator">1_200 - 780</gadget>
<output>420</output>
<result>420</result>


五1班有女生22人，占全班人数的44%．全班有几人？

There are 22 girls in Class 51, accounting for 44% of the class. How many people are there in the class?

<gadget id="calculator">44 / 100</gadget>
<output>11/25 = around 0.44</output>
<gadget id="calculator">22 / (11/25)</gadget>
<output>50</output>
<result>50</result>


小红到文具店买一支圆珠笔和一副三角板．一副三角板1.35元，一支圆珠笔比一副三角板贵2.08元．小红付出5元，应找回多少元？

Xiaohong goes to the stationery store to buy a ballpoint pen and a set of triangles. A pair of triangles is 1.35 yuan, and a ballpoint pen is 2.08 yuan more expensive than a pair of triangles. Xiaohong paid 5 yuan, how much should I get back?

<gadget id="calculator">1.35 + 2.08 + 1.35</gadget>
<output>4.78</output>
<gadget id="calculator">5 - 4.78</gadget>
<output>0.22</output>
<result>0.22</result>


老王从甲城骑自行车到乙城去办事，每小时骑15千米，回来时改骑摩托车，每小时骑40千米，骑摩托车比骑自行车少用2小时，甲、乙两城间的距离多少千米．

Lao Wang rides a bicycle from City A to City B to do business. He rides 15 kilometers per hour. When he comes back, he rides a motorcycle and rides 40 kilometers per hour. It takes 2 hours less to ride a motorcycle than to ride a bicycle. How many kilometers away.

<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">1 / 40</gadget>
<output>1/40 = around 0.025</output>
<gadget id="calculator">(1/15) - (1/40)</gadget>
<output>1/24 = around 0.041667</output>
<gadget id="calculator">2 / (1/24)</gadget>
<output>48</output>
<result>48</result>


高速动车组每小时行158千米，从甲城到乙城用了15小时．甲乙两城相距多少千米？

The high-speed EMU travels 158 kilometers per hour, and it takes 15 hours to travel from city A to city B. How many kilometers are there between the two cities?

<gadget id="calculator">158 * 15</gadget>
<output>2_370</output>
<result>2_370</result>


一个运动队共有21人，教师想尽快通知到每一个队员，如果采用"一传一"的方法用打电话的方式，每一分钟通知1人，最少花多少分钟就能通知到每个人．

There are 21 members in a sports team. The teacher wants to notify each team member as soon as possible. If the "one pass one" method is used to notify one person every minute, it will take at least how many minutes to notify everyone.


学校新购进足、篮、排球共45个，其中足球15个，篮球个数是足球的1.2倍，其余的是排球，购进排球多少个？

The school newly purchased 45 footballs, basketballs, and volleyballs, including 15 footballs. The number of basketballs is 1.2 times that of footballs. The rest are volleyballs. How many volleyballs are purchased?

<gadget id="calculator">15 * 1.2</gadget>
<output>18</output>
<gadget id="calculator">45 - 15 - 18</gadget>
<output>12</output>
<result>12</result>


华联超市里5瓶可乐的价钱比2瓶红牛饮料贵1.4元．红牛饮料每瓶6.3元，可乐每瓶多少元？

The price of 5 bottles of Coke in Hualian Supermarket is 1.4 yuan more expensive than 2 bottles of Red Bull. Red Bull drink is 6.3 yuan per bottle, how much is a bottle of Coke?

<gadget id="calculator">6.3 * 2</gadget>
<output>12.6</output>
<gadget id="calculator">12.6 + 1.4</gadget>
<output>14</output>
<gadget id="calculator">14 / 5</gadget>
<output>14/5 = around 2.8</output>
<result>14/5 = around 2.8</result>


服装厂计划做695套衣服支援贫困地区，已经做了4.5天，平均每天做86套，剩下的要在3.5天内完成，剩下每天应做多少套？

The garment factory plans to make 695 sets of clothes to support poverty-stricken areas. It has been done for 4.5 days, with an average of 86 sets per day. The rest will be completed within 3.5 days. How many sets should be made per day?

<gadget id="calculator">86 * 4.5</gadget>
<output>387</output>
<gadget id="calculator">695 - 387</gadget>
<output>308</output>
<gadget id="calculator">308 / 3.5</gadget>
<output>88</output>
<result>88</result>


张叔叔吧3000元钱存入银行，定期一年．如果按年利率2.79%计算，到期后会得到税后利息多少元？(利息税以5%计算)

Uncle Zhang will deposit 3,000 yuan in the bank for a regular period of one year. If the annual interest rate is 2.79%, how much after-tax interest will you get after maturity? (Interest tax is calculated at 5%)

<gadget id="calculator">2.79 / 100</gadget>
<output>0.0279</output>
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>
<gadget id="calculator">3_000 * 0.0279 * 1 * (19/20)</gadget>
<output>79.515</output>
<result>79.515</result>


According to 500/125=4, 4+404=408 form a comprehensive formula.

<gadget id="calculator">500 / 125</gadget>
<output>4</output>
<gadget id="calculator">4 + 404</gadget>
<output>408</output>
<result>408</result>


一本书，读完它的(1/3)后再读30页就剩下它的60%，这本书一共有多少页？

A book, after reading (1/3) of it and then reading 30 pages, only 60% of it is left. How many pages does this book have?

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">(2/5) - (1/3)</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">30 / (1/15)</gadget>
<output>450</output>
<result>450</result>


甲数是4800，是乙数的6倍，甲、乙两数相差多少．

A's number is 4800, which is 6 times that of B's number. What is the difference between A and B's numbers?

<gadget id="calculator">4_800 / 6</gadget>
<output>800</output>
<gadget id="calculator">4_800 - 800</gadget>
<output>4_000</output>
<result>4_000</result>


20吨货物，5次运完，4次运了这批货物的多少

20 tons of goods, shipped 5 times, how much of this batch of goods was shipped 4 times

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<result>4/5 = around 0.8</result>


若数列：1、2、3、4、5、…n中，3和7的倍数共有99个．那么，n最大是多少．

If the sequence: 1, 2, 3, 4, 5, ... n, there are 99 multiples of 3 and 7. Then, what is the maximum n.

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>
<gadget id="calculator">1 / 21</gadget>
<output>1/21 = around 0.047619</output>
<gadget id="calculator">(1/7) - (1/21)</gadget>
<output>2/21 = around 0.095238</output>
<gadget id="calculator">(1/3) + (2/21)</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">99 / (3/7)</gadget>
<output>231</output>
<gadget id="calculator">231 + 2</gadget>
<output>233</output>
<result>233</result>


某工程队修路两周修完．第一周修了全程的(3/5)，第二周修了240米．第一周修了多少米？

An engineering team completed the road repair in two weeks. The whole course (3/5) was repaired in the first week, and 240 meters in the second week. How many meters did you repair in the first week?

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">240 / (2/5)</gadget>
<output>600</output>
<gadget id="calculator">600 - 240</gadget>
<output>360</output>
<result>360</result>


李飞调查了自己家第一季度用电情况，一月份用电45千瓦时，二月份用电36千瓦时，三月份用电量是一月份的120%．三月份用电多少千瓦时？

Li Fei investigated the electricity consumption of his home in the first quarter. In January, the electricity consumption was 45 kWh, in February, the electricity consumption was 36 kWh, and in March, the electricity consumption was 120% of that in January. How many kWh did you use in March?

<gadget id="calculator">120 / 100</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">45 * (6/5)</gadget>
<output>54</output>
<result>54</result>


18*50，积的末尾有多少个0．

18*50, how many 0s are there at the end of the product.


一个是既是2倍数，又是4的倍数，又是3的倍数，这个数最小是多少

One is a multiple of 2, a multiple of 4, and a multiple of 3. What is the smallest number?

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


甲乙两个工程队同时从公路的一点向两头铺沥青，甲队每天比乙队多铺20米．已知4天后两队相距880米．甲队每天铺多少米．

Two engineering teams, A and B, are laying asphalt from one point to both ends of the road at the same time. Team A paves 20 meters more than team B every day. It is known that the distance between the two teams is 880 meters after 4 days. How many meters does team A lay every day?

<gadget id="calculator">880 / 4</gadget>
<output>220</output>
<gadget id="calculator">220 + 20</gadget>
<output>240</output>
<gadget id="calculator">240 / 2</gadget>
<output>120</output>
<result>120</result>


小明课余时间看一本360页的故事书，计划每天看60页，实际每天多看30页，这样他可以比原计划提前几天看完这本故事书？

Xiao Ming reads a 360-page storybook in his spare time, plans to read 60 pages a day, but actually reads 30 more pages a day, so that he can finish the storybook a few days earlier than originally planned?

<gadget id="calculator">360 / 60</gadget>
<output>6</output>
<gadget id="calculator">60 + 30</gadget>
<output>90</output>
<gadget id="calculator">360 / 90</gadget>
<output>4</output>
<gadget id="calculator">6 - 4</gadget>
<output>2</output>
<result>2</result>


一个正方形花园，边长为18米，要在它的四周种上绿草，沿着它的四周向外开垦出2米，这时总面积是多少平方米？

A square garden has a side length of 18 meters. It is necessary to plant green grass around it and reclaim 2 meters outward along its circumference. How many square meters is the total area at this time?

<gadget id="calculator">18 + 2</gadget>
<output>20</output>
<gadget id="calculator">20 * 20</gadget>
<output>400</output>
<result>400</result>


一根长方体钢材长2米，横截面的面积为13平方米，这根钢材的体积是多少？

A cuboid steel is 2 meters long and has a cross-sectional area of 13 square meters. What is the volume of this steel?

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


小李从一楼到四楼用了45秒，照这样计算，小李从三楼走到十二楼需要几秒？

It took Xiao Li 45 seconds to go from the first floor to the fourth floor. According to this calculation, how many seconds does it take Xiao Li to walk from the third floor to the twelfth floor?

<gadget id="calculator">4 - 1</gadget>
<output>3</output>
<gadget id="calculator">45 / 3</gadget>
<output>15</output>
<gadget id="calculator">12 - 3</gadget>
<output>9</output>
<gadget id="calculator">15 * 9</gadget>
<output>135</output>
<result>135</result>


A，B两地相距336千米，甲、乙两人骑摩托车同时分别从A，B两地相向而行，4小时两人相遇，相遇后两人继续前行，甲又行了3小时到达B地，这时乙离A地有多少千米．

The distance between A and B is 336 kilometers. Two people, A and B, ride motorcycles from A and B at the same time. They meet each other in 4 hours. After meeting, they continue to move forward. A travels for another 3 hours. Arriving at point B, how many kilometers away is B from point A?

<gadget id="calculator">4 + 3</gadget>
<output>7</output>
<gadget id="calculator">336 / 4 / 7</gadget>
<output>12</output>
<gadget id="calculator">12 * 4</gadget>
<output>48</output>
<gadget id="calculator">48 * 4</gadget>
<output>192</output>
<gadget id="calculator">12 * 3</gadget>
<output>36</output>
<gadget id="calculator">36 * 3</gadget>
<output>108</output>
<gadget id="calculator">192 - 108</gadget>
<output>84</output>
<result>84</result>


一程队修一条路．第一天修了2.5千米，比第二天多修了0.23千米，两天共修了多少千米？

A team builds a road. I repaired 2.5 kilometers on the first day, which was 0.23 kilometers more than the second day. How many kilometers were repaired in two days?

<gadget id="calculator">2.5 - 0.23</gadget>
<output>2.27</output>
<gadget id="calculator">2.27 + 2.5</gadget>
<output>4.77</output>
<result>4.77</result>


王老师买1箱饮料，4瓶4瓶地数或6瓶6瓶地数，都剩下1瓶．这箱饮料至少有多少瓶？

Teacher Wang buys 1 box of beverages, 4 bottles of 4 bottles or 6 bottles of 6 bottles, and there is 1 bottle left. How many bottles are there at least in this box of drinks?

<gadget id="calculator">2 * 2 * 3</gadget>
<output>12</output>
<gadget id="calculator">12 + 1</gadget>
<output>13</output>
<result>13</result>


晓晓在文具店买了3本练习本，付了1.2元，如果一支圆珠笔的价钱是一本练习本的6倍，一支圆珠笔多少元？

Xiaoxiao bought 3 exercise books at the stationery store and paid 1.2 yuan. If the price of a ballpoint pen is 6 times that of an exercise book, how much is a ballpoint pen?

<gadget id="calculator">1.2 / 3</gadget>
<output>0.4</output>
<gadget id="calculator">0.4 * 6</gadget>
<output>2.4</output>
<result>2.4</result>


When x=2.8, y=4.5, what is the value of 3y-4x?

<gadget id="calculator">3 * 4.5</gadget>
<output>13.5</output>
<gadget id="calculator">4 * 2.8</gadget>
<output>11.2</output>
<gadget id="calculator">13.5 - 11.2</gadget>
<output>2.3</output>
<result>2.3</result>


小梅有8个红气球，63个黄气球，要使黄气球是红气球的9倍，需要增加多少个黄气球．

Xiaomei has 8 red balloons and 63 yellow balloons. To make the number of yellow balloons 9 times that of red balloons, how many yellow balloons need to be added?

<gadget id="calculator">8 * 9</gadget>
<output>72</output>
<gadget id="calculator">72 - 63</gadget>
<output>9</output>
<result>9</result>


李浩的爸爸将20000元钱存入银行，存期二年，年利率是4.40%．到期后他可得本金和利息共多少元？

Li Hao's father deposited 20,000 yuan in the bank for two years with an annual interest rate of 4.40%. How much will he get in principal and interest after maturity?

<gadget id="calculator">4.4 / 100</gadget>
<output>0.044</output>
<gadget id="calculator">20_000 * 0.044 * 2</gadget>
<output>1_760</output>
<gadget id="calculator">20_000 + 1_760</gadget>
<output>21_760</output>
<result>21_760</result>


一个长方体，底面是一个正方形，底边长是4分米，高是8分米，完全浸入到一个盛满水的圆柱形容器里，容器的底面积为32平方分米．水面会升高多少厘米？

cuboid whose base is a square with a side length of 4 decimeters and a height of 8 decimeters is completely immersed in a cylindrical container filled with water. The bottom area of the container is 32 decimeters square. How many centimeters will the water level rise?

<gadget id="calculator">8 / 32</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">4 * 4 * (1/4) * 1 * 10</gadget>
<output>40</output>
<result>40</result>


我校新建的"培园"教学楼有4层，每层楼有9间教室．如果每间教室能容纳50位同学，这座教学楼共可容纳多少位同学？

The newly built "Peiyuan" teaching building in our school has 4 floors, and each floor has 9 classrooms. If each classroom can accommodate 50 students, how many students can this teaching building accommodate?

<gadget id="calculator">4 * 9 * 50</gadget>
<output>1_800</output>
<result>1_800</result>


一养鸡场用一段36米的篱笆，一面靠墙围一个长方形养鸡场占地面积最大多少平方米．

A chicken farm uses a 36-meter fence, and one side is surrounded by a rectangular chicken farm. What is the maximum area of the chicken farm?

<gadget id="calculator">18 * 9</gadget>
<output>162</output>
<result>162</result>


小明期末考试三科平均93分，其中语文91分，数学95分，那么英语多少分．

The average score of Xiaoming's three subjects in the final exam is 93, including 91 in Chinese and 95 in mathematics. What is the score in English?

<gadget id="calculator">93 * 3</gadget>
<output>279</output>
<gadget id="calculator">279 - 91 - 95</gadget>
<output>93</output>
<result>93</result>


修一条长40.5千米的路，开始时平均每天修4.5千米，修了4天，剩下的要在3天内完成，剩下的最少每天修多少千米？

To build a road with a length of 40.5 kilometers, at the beginning, an average of 4.5 kilometers was repaired every day. After 4 days of repairing, the rest should be completed within 3 days. How many kilometers should be repaired at least every day?

<gadget id="calculator">4.5 * 4</gadget>
<output>18</output>
<gadget id="calculator">40.5 - 18</gadget>
<output>22.5</output>
<gadget id="calculator">22.5 / 3</gadget>
<output>7.5</output>
<result>7.5</result>


今年小华12岁，小玲10岁，小明11岁，小刚15岁，四年以后，他们四人的平均年龄是多少岁？

Xiao Hua is 12 years old this year, Xiao Ling is 10 years old, Xiao Ming is 11 years old, and Xiao Gang is 15 years old. Four years later, what is the average age of the four of them?

<gadget id="calculator">12 + 4</gadget>
<output>16</output>
<gadget id="calculator">10 + 4</gadget>
<output>14</output>
<gadget id="calculator">11 + 4</gadget>
<output>15</output>
<gadget id="calculator">15 + 4</gadget>
<output>19</output>
<gadget id="calculator">16 + 14 + 15 + 19</gadget>
<output>64</output>
<gadget id="calculator">64 / 4</gadget>
<output>16</output>
<result>16</result>


某采煤队四月份上半月完成计划的45%，下半月又完成计划的(3/4)，结果超产100吨，四月份计划产煤多少吨？

coal mining team completed 45% of the plan in the first half of April, and completed (3/4) of the plan in the second half of April, resulting in an overproduction of 100 tons. How many tons of coal is planned for April?

<gadget id="calculator">45 / 100</gadget>
<output>9/20 = around 0.45</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(3/4) - 1</gadget>
<output>-1/4 = around -0.25</output>
<gadget id="calculator">(9/20) + (-1/4)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">100 / (1/5)</gadget>
<output>500</output>
<result>500</result>


一个数减去329，差是488，这个数是．多少

A number minus 329, the difference is 488, this number is. How many

<gadget id="calculator">488 + 329</gadget>
<output>817</output>
<result>817</result>


小图书室有连环画8本，故事书的本数是连环画的9倍，连环画和故事书一共有几本？

There are 8 comic books in the small library, and 9 times as many story books as the comic books. How many comic books and story books are there altogether?

<gadget id="calculator">8 * 9</gadget>
<output>72</output>
<gadget id="calculator">72 + 8</gadget>
<output>80</output>
<result>80</result>


一个建筑队20天完成了全工程的(4/5)，再做几天就可以完成这项工程？(至少用两种方法解答)

A construction team completed the entire project (4/5) in 20 days, how many more days can this project be completed? (answer in at least two ways)

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">(4/5) / 20</gadget>
<output>1/25 = around 0.04</output>
<gadget id="calculator">1 / (1/25)</gadget>
<output>25</output>
<gadget id="calculator">25 - 20</gadget>
<output>5</output>
<gadget id="calculator">20 / (4/5)</gadget>
<output>25</output>
<result>5</result>


把4分米长的绳子对折2次，每段长多少厘米．

Fold a 4 decimeter long rope in half twice, what is the length of each section in centimeters?

<gadget id="calculator">4 / 4</gadget>
<output>1</output>
<gadget id="calculator">1 * 10</gadget>
<output>10</output>
<result>10</result>


六1班开展野炊活动，班长告诉生活委员，按照1个人一个饭碗，2个人一个菜碗，3个人一个汤碗．已知一共有55个碗，算一算有多少人．

Class 1 of June carried out picnic activities. The squad leader told the life committee members that one rice bowl per person, one vegetable bowl for two people, and one soup bowl for three people. It is known that there are 55 bowls in total, and count how many people there are.

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


小明参加歌咏比赛，7个评委的打分分别是98分、88分、90分、92分、83分、89分和91分，如果去掉一个最高分和一个最低分，小明的平均得分是多少？

Xiao Ming participates in a singing competition. The scores of the seven judges are 98, 88, 90, 92, 83, 89 and 91. If the highest score and the lowest score are removed, what is Xiao Ming's average score?

<gadget id="calculator">88 + 90 + 92 + 89 + 91</gadget>
<output>450</output>
<gadget id="calculator">450 / 5</gadget>
<output>90</output>
<result>90</result>


公园里有742盆红花，584盆黄花，红花比黄花多多少盆？

There are 742 pots of red flowers and 584 pots of yellow flowers in the park. How many pots of red flowers are there than yellow flowers?

<gadget id="calculator">742 - 584</gadget>
<output>158</output>
<result>158</result>


一幢大楼有17层，每层住5户，12幢这样的大楼一共住多少户？

building has 17 floors, and each floor has 5 households. How many households live in 12 such buildings?

<gadget id="calculator">17 * 5 * 12</gadget>
<output>1_020</output>
<result>1_020</result>


商店原有排球和足球共120个，其中排球占60%，后来卖出排球8个，又买进足球若干个，这是足球正好占总数的60%，买进足球多少个？

The store originally had 120 volleyballs and footballs, of which volleyballs accounted for 60%. Later, 8 volleyballs were sold, and several footballs were bought. This is exactly 60% of the total number of footballs. How many footballs were bought?

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">120 * (3/5)</gadget>
<output>72</output>
<gadget id="calculator">72 - 8</gadget>
<output>64</output>
<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">64 / (2/5)</gadget>
<output>160</output>
<gadget id="calculator">120 - 8</gadget>
<output>112</output>
<gadget id="calculator">160 - 112</gadget>
<output>48</output>
<result>48</result>


丰林村栽种了一批树苗，已知这批树苗的成活率在70%～80%之间．如果要保证有4200棵树苗成活，需要种多少棵树苗？

A batch of saplings were planted in Fenglin Village. It is known that the survival rate of these saplings is between 70% and 80%. If 4,200 saplings are to be guaranteed to survive, how many saplings need to be planted?

<gadget id="calculator">70 / 100</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">4_200 / (7/10)</gadget>
<output>6_000</output>
<result>6_000</result>


小明站在小亮的前面，两人同时同向起跑，小明的速度为4m/s，小亮的速度为6m/s，经过x小时后小亮追上小明，起跑时小明站在小亮前面多少m．

Xiao Ming stands in front of Xiao Liang, and the two start running in the same direction at the same time. Xiao Ming's speed is 4m/s, and Xiao Liang's speed is 6m/s. After x hours, Xiao Liang catches up with Xiao Ming. When starting, Xiao Ming stands in front of Xiao Liang how much m.

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


李叔叔每小时加工49个，王叔叔每小时加工51个，两人一起工作了8小时完成任务．李叔叔和王叔叔共加工多少个？

Uncle Li processed 49 pieces per hour, and Uncle Wang processed 51 pieces per hour. They worked together for 8 hours to complete the task. How many pieces did Uncle Li and Uncle Wang process together?

<gadget id="calculator">49 + 51</gadget>
<output>100</output>
<gadget id="calculator">100 * 8</gadget>
<output>800</output>
<result>800</result>


<gadget id="calculator">9 / 11</gadget>
<output>9/11 = around 0.818182</output>
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>
<gadget id="calculator">(9/11) - (5/9)</gadget>
<output>26/99 = around 0.262626</output>
<gadget id="calculator">77 * (26/99)</gadget>
<output>182/9 = around 20.222222</output>
<gadget id="calculator">(5/9) * 77</gadget>
<output>385/9 = around 42.777778</output>
<gadget id="calculator">(182/9) + (385/9)</gadget>
<output>63</output>
<result>63</result>


小军读一本故事书，第一天共读42页，第二天共读了43页，还余下全书的83%没有读，这本故事书共有多少页？

Xiaojun read a storybook. He read a total of 42 pages on the first day, 43 pages on the second day, and left 83% of the book unread. How many pages does this storybook have?

<gadget id="calculator">42 + 43</gadget>
<output>85</output>
<gadget id="calculator">83 / 100</gadget>
<output>83/100 = around 0.83</output>
<gadget id="calculator">1 - (83/100)</gadget>
<output>17/100 = around 0.17</output>
<gadget id="calculator">85 / (17/100)</gadget>
<output>500</output>
<result>500</result>


甲乙二人在同一条山路，从A地去B地，甲每小时行(4/3)千米，乙每小时行(3/4)千米，结果甲比乙提前了(7/3)小时到达，当甲到达时，乙行了多少千米．

and B are on the same mountain road, from A to B, A travels (4/3) kilometers per hour, and B travels (3/4) kilometers per hour. As a result, A is ahead of B by (7/3) Arrive in an hour, when A arrives, how many kilometers has B traveled?

<gadget id="calculator">7 / 3</gadget>
<output>7/3 = around 2.333333</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">4 / 3</gadget>
<output>4/3 = around 1.333333</output>
<gadget id="calculator">(3/4) / (4/3)</gadget>
<output>9/16 = around 0.5625</output>
<gadget id="calculator">1 / (9/16)</gadget>
<output>16/9 = around 1.777778</output>
<gadget id="calculator">(16/9) - 1</gadget>
<output>7/9 = around 0.777778</output>
<gadget id="calculator">(7/3) / (7/9)</gadget>
<output>3</output>
<gadget id="calculator">3 * (3/4)</gadget>
<output>9/4 = around 2.25</output>
<result>9/4 = around 2.25</result>


有一批零件由老张和小王两人合作完成，原计划老张比小王多做30个，结果小王实际做的比计划做的少20个．他做的总数比老张实际做的总数的(4/7)还多2个，则这批零件共有多少个．

A batch of parts was jointly completed by Lao Zhang and Xiao Wang. It was originally planned that Lao Zhang made 30 more parts than Xiao Wang, but Xiao Wang actually made 20 fewer parts than planned. The total number of parts he made is 2 more than the total number (4/7) that Lao Zhang actually made, so how many parts are there in this batch?

<gadget id="calculator">20 * 2</gadget>
<output>40</output>
<gadget id="calculator">30 + 40</gadget>
<output>70</output>
<gadget id="calculator">70 + 2</gadget>
<output>72</output>
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>
<gadget id="calculator">1 - (4/7)</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">72 / (3/7)</gadget>
<output>168</output>
<gadget id="calculator">168 * (4/7)</gadget>
<output>96</output>
<gadget id="calculator">96 + 2</gadget>
<output>98</output>
<gadget id="calculator">168 + 98</gadget>
<output>266</output>
<result>266</result>


一正方形花圃的边长是20米，在这个花圃的四周铺上1米宽的水泥路．水泥路的面积是多少平方米？

The side length of a square flowerbed is 20 meters, and a 1-meter-wide cement road is paved around the flowerbed. What is the area of the concrete road in square meters?

<gadget id="calculator">1 * 2</gadget>
<output>2</output>
<gadget id="calculator">20 + 2</gadget>
<output>22</output>
<gadget id="calculator">22 * 22</gadget>
<output>484</output>
<gadget id="calculator">20 * 20</gadget>
<output>400</output>
<gadget id="calculator">484 - 400</gadget>
<output>84</output>
<result>84</result>


3750*9800积的末尾有多少个零．

How many zeros are there at the end of the 3750*9800 product?


一列火车4.5小时行驶了247.5千米，王师傅骑自行车3小时行驶了37.5千米．这列火车的速度是王师傅骑自行车的速度的多少倍？

A train traveled 247.5 kilometers in 4.5 hours, and Master Wang traveled 37.5 kilometers in 3 hours by bicycle. How many times faster is the speed of this train than Master Wang's bicycle?

<gadget id="calculator">247.5 / 4.5</gadget>
<output>55</output>
<gadget id="calculator">37.5 / 3</gadget>
<output>12.5</output>
<gadget id="calculator">55 / 12.5</gadget>
<output>4.4</output>
<result>4.4</result>


某等腰梯形的上底为6cm，一腰长8cm，下底长11cm，则梯形的周长是多少cm

The upper base of an isosceles trapezoid is 6 cm, the length of one waist is 8 cm, and the length of the lower base is 11 cm. What is the perimeter of the trapezoid in cm?

<gadget id="calculator">8 * 2</gadget>
<output>16</output>
<gadget id="calculator">6 + 11 + 16</gadget>
<output>33</output>
<result>33</result>


水果店购进15箱橘子和12箱苹果，一共重600千克．其中橘子每箱重20千克，则每箱苹果重多少千克？

The fruit shop bought 15 boxes of oranges and 12 boxes of apples, weighing 600 kg in total. Among them, if each box of oranges weighs 20 kg, how much does each box of apples weigh?

<gadget id="calculator">20 * 15</gadget>
<output>300</output>
<gadget id="calculator">600 - 300</gadget>
<output>300</output>
<gadget id="calculator">300 / 12</gadget>
<output>25</output>
<result>25</result>


用一条长16厘米的铁丝围成一个长方形，要求长和宽都是质数，它的面积是多少平方厘米．

A rectangle is surrounded by a piece of iron wire with a length of 16 cm. The length and width are required to be prime numbers. What is its area in square centimeters?

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


一种衬衣的批发价是每件50元，商场先加价20%零售，一个月后因换季，在零售价的基础上降价20%出售，现在每件衬衣的售价是多少元？

The wholesale price of a shirt is 50 yuan per piece. The shopping mall first increases the price by 20% for retail sale, and then sells it at a 20% discount on the retail price due to the season change a month later. How much is the price of each shirt now?

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">50 * (6/5) * (4/5)</gadget>
<output>48</output>
<result>48</result>


水果超市第一天卖出李子67.3千克，比第二天卖的多18.8千克，第三天卖的比前两天的总和少30.8千克．第三天卖了多少千克？

The fruit supermarket sold 67.3 kilograms of plums on the first day, 18.8 kilograms more than the second day, and 30.8 kilograms less than the sum of the previous two days on the third day. How many kilograms were sold on the third day?

<gadget id="calculator">67.3 - 18.8</gadget>
<output>48.5</output>
<gadget id="calculator">48.5 - 30.8</gadget>
<output>17.7</output>
<gadget id="calculator">67.3 + 17.7</gadget>
<output>85</output>
<result>85</result>


实验小学的田径场周长是200米，每隔5米栽种一棵柳树，需要树苗多少株？

The perimeter of the track and field field of the Experimental Primary School is 200 meters. If a willow tree is planted every 5 meters, how many saplings are needed?

<gadget id="calculator">200 / 5</gadget>
<output>40</output>
<result>40</result>


291减去13.5与6的积，所得的差除以4.2，商是多少？

Subtract the product of 13.5 and 6 from 291, divide the difference by 4.2, what is the quotient?

<gadget id="calculator">13.5 * 6</gadget>
<output>81</output>
<gadget id="calculator">291 - 81</gadget>
<output>210</output>
<gadget id="calculator">210 / 4.2</gadget>
<output>50</output>
<result>50</result>


要制作140个棱长5厘米的正方体木块，至少需要木料多少立方分米？

What is the minimum cubic decimeter of wood needed to make 140 cubes of wood with a side length of 5 cm?

<gadget id="calculator">1 * 1_000</gadget>
<output>1_000</output>
<gadget id="calculator">140 / 1_000</gadget>
<output>7/50 = around 0.14</output>
<gadget id="calculator">5 * 5 * 5 * (7/50)</gadget>
<output>35/2 = around 17.5</output>
<result>35/2 = around 17.5</result>


某饭店十月份的营业额是20万元，按规定要缴纳5%的营业税，还要按营业税的7%缴纳城市维护建设税．十月份这家饭店应缴纳城市维护建设税多少万元．

The turnover of a certain restaurant in October is 200,000 yuan. According to the regulations, it has to pay 5% of the business tax and 7% of the business tax to pay the urban maintenance and construction tax. In October, this hotel should pay the urban maintenance and construction tax of RMB 10,000.

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">7 / 100</gadget>
<output>7/100 = around 0.07</output>
<gadget id="calculator">20 * (1/20) * (7/100)</gadget>
<output>7/100 = around 0.07</output>
<result>7/100 = around 0.07</result>


学校食堂买来98千克青菜，吃了3天后还乘29千克，平均每天吃多少千克？

The school cafeteria bought 98 kilograms of green vegetables, and after eating for 3 days, they still weighed 29 kilograms. How many kilograms do you eat on average every day?

<gadget id="calculator">98 - 29</gadget>
<output>69</output>
<gadget id="calculator">69 / 3</gadget>
<output>23</output>
<result>23</result>


5个小朋友合影，每两人照一张，共需多少张．

5 children take a group photo, one photo for each two, how many photos are needed in total.

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


将3个高10cm，粗细一样的小圆柱拼成一个大圆柱后，表面积减少了12.56平方厘米，这个小圆柱的表面积是多少？

After combining three small cylinders with a height of 10cm and the same thickness to form a large cylinder, the surface area is reduced by 12.56 square centimeters. What is the surface area of this small cylinder?

<gadget id="calculator">12.56 / 4</gadget>
<output>3.14</output>
<gadget id="calculator">3.14 * 2</gadget>
<output>6.28</output>
<gadget id="calculator">2 * 3.14 * 1 * 10</gadget>
<output>62.8</output>
<gadget id="calculator">6.28 + 62.8</gadget>
<output>69.08</output>
<result>69.08</result>


钟面上有一根分针，从8：15到8：55，分针的尖端走了25.12厘米，这根分针的长是多少厘米？

There is a minute hand on the clock face. From 8:15 to 8:55, the tip of the minute hand travels 25.12 cm. What is the length of the minute hand in cm?

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">25.12 / (2/3)</gadget>
<output>37.68</output>
<gadget id="calculator">37.68 / 3.14 / 2</gadget>
<output>6</output>
<result>6</result>


一列火车的速度是50米/秒，它一分钟行多少米？

The speed of a train is 50 m/s, how many meters does it travel in one minute?

<gadget id="calculator">50 * 60</gadget>
<output>3_000</output>
<result>3_000</result>


等腰三角形的一个底角是35°，顶角是多少°

A base angle of an isosceles triangle is 35°, what is the apex angle?

<gadget id="calculator">180 - 35 - 35</gadget>
<output>110</output>
<result>110</result>


刘叔叔带1340元去买化肥．买了16袋花费，剩下60元．每袋化肥多少元？

Uncle Liu took 1340 yuan to buy fertilizer. I bought 16 bags and spent 60 yuan left. How much is each bag of fertilizer?

<gadget id="calculator">1_340 - 60</gadget>
<output>1_280</output>
<gadget id="calculator">1_280 / 16</gadget>
<output>80</output>
<result>80</result>


爸爸买了3千克梨和4千克苹果共用去23.1元，已知每千克苹果2.4元，平均每千克梨多少元？(列方程解答)

Dad bought 3 kilograms of pears and 4 kilograms of apples and shared it for 23.1 yuan. It is known that each kilogram of apples is 2.4 yuan. How much is the average per kilogram of pears? (column equation solution)

<gadget id="calculator">4 * 2.4</gadget>
<output>9.6</output>
<gadget id="calculator">23.1 - 9.6</gadget>
<output>13.5</output>
<gadget id="calculator">13.5 / 3</gadget>
<output>4.5</output>
<result>4.5</result>


一个梯形的面积是48平方分米，它的上下底之和是16分米，高是多少．

The area of a trapezoid is 48 square decimeters, the sum of its upper and lower bases is 16 decimeters, what is the height?

<gadget id="calculator">2 / 16</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">48 * (1/8)</gadget>
<output>6</output>
<result>6</result>


How many 0s are there at the end of the product of 1*2*3*4*…*100?

<gadget id="calculator">100 / 5</gadget>
<output>20</output>
<gadget id="calculator">100 / 25</gadget>
<output>4</output>
<gadget id="calculator">20 + 4</gadget>
<output>24</output>
<result>24</result>


水泥厂原计划今年生产水泥69.87吨，结果上半年生产了43.25吨，下半年生产了50.11吨．今年生产水泥超出计划多少吨？

The cement plant originally planned to produce 69.87 tons of cement this year. As a result, it produced 43.25 tons in the first half of the year and 50.11 tons in the second half of the year. How many tons of cement has been produced this year beyond the plan?

<gadget id="calculator">50.11 - 69.87</gadget>
<output>-19.76</output>
<gadget id="calculator">43.25 + (-19.76)</gadget>
<output>23.49</output>
<result>23.49</result>


一个棱长是5分米的正方体鱼缸，里面装满水，把水倒入一个底面长为10分米，宽为5分米的长方体鱼缸里，长方体鱼缸里的水有多深？

A cube fish tank with a side length of 5 decimeters is filled with water. Pour water into a cuboid fish tank with a bottom length of 10 decimeters and a width of 5 decimeters. How deep is the water in the cuboid fish tank?

<gadget id="calculator">10 * 5</gadget>
<output>50</output>
<gadget id="calculator">5 / 50</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">5 * 5 * (1/10)</gadget>
<output>5/2 = around 2.5</output>
<result>5/2 = around 2.5</result>


某鱼塘共放养草鱼、鲤鱼25000尾，鲤鱼与草鱼的数量比是3：2，草鱼比鲤鱼少放养多少尾？

A total of 25,000 grass carp and carp are stocked in a fish pond. The ratio of carp to grass carp is 3:2. How many fewer grass carp are stocked than carp?

<gadget id="calculator">3 + 2</gadget>
<output>5</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(3/5) - (2/5)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">25_000 * (1/5)</gadget>
<output>5_000</output>
<result>5_000</result>


六一班男、女生人数的比为7：8，这学期转入了1名男生，这时男生是女生人数的(11/12)，这学期六一班有多少人？

The ratio of boys and girls in Class 61 is 7:8. One boy has been transferred in this semester. At this time, the number of boys is outnumbered by girls (11/12). How many people are there in Class 61 this semester?

<gadget id="calculator">11 / 12</gadget>
<output>11/12 = around 0.916667</output>
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">(11/12) - (7/8)</gadget>
<output>1/24 = around 0.041667</output>
<gadget id="calculator">1 / (1/24)</gadget>
<output>24</output>
<gadget id="calculator">24 * (11/12)</gadget>
<output>22</output>
<gadget id="calculator">24 + 22</gadget>
<output>46</output>
<result>46</result>


有一块长12dm，宽4dm的长方形红纸，可以剪成多少块边长是2dm的正方形．

There is a rectangular piece of red paper with a length of 12dm and a width of 4dm, how many squares with a side length of 2dm can be cut into?

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


有一批苹果，每筐装56千克，可以装60筐．现在只有56个筐，要把苹果都装上，平均每筐多装多少千克？

There is a batch of apples, each basket holds 56 kg, and can hold 60 baskets. Now there are only 56 baskets, if you want to load all the apples, how many kilograms will be added to each basket on average?

<gadget id="calculator">60 / 56</gadget>
<output>15/14 = around 1.071429</output>
<gadget id="calculator">56 * (15/14)</gadget>
<output>60</output>
<result>60</result>


学校门前新修的公路长200米，要在公路两边栽上树，每两棵树之间相距10米(两端都要栽)，一共要栽多少棵树．

The newly built road in front of the school is 200 meters long. Trees should be planted on both sides of the road. The distance between every two trees is 10 meters (both ends should be planted). How many trees should be planted in total?

<gadget id="calculator">200 / 10</gadget>
<output>20</output>
<gadget id="calculator">20 + 1</gadget>
<output>21</output>
<gadget id="calculator">21 * 2</gadget>
<output>42</output>
<result>42</result>


食堂运来一批煤，烧了一部分后，还剩(3/8)，正好还剩240千克．如果每天烧40千克，这批煤一共能烧多少天？

A batch of coal was brought from the cafeteria, and after burning part of it, there was still (3/8), exactly 240 kilograms left. If 40 kg of coal is burned every day, how many days can this batch of coal be burned in total?

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">240 / (3/8) / 40</gadget>
<output>16</output>
<result>16</result>


亮亮和芳芳从同一点同时围着学校的操场向相反的方向跑，亮亮每分钟跑85米，芳芳每分钟跑75米，5分钟后两人相遇，操场长多少米．

Liangliang and Fangfang ran around the school playground from the same point in opposite directions at the same time. Liangliang ran 85 meters per minute, and Fangfang ran 75 meters per minute. They met after 5 minutes. How long is the playground?

<gadget id="calculator">75 + 85</gadget>
<output>160</output>
<gadget id="calculator">160 * 5</gadget>
<output>800</output>
<result>800</result>


男生人数是女生人数的(3/4)，那么女生人数是男生人数的几分之几？

The number of boys is 3/4 of the number of girls, so what fraction of the number of girls is the number of boys?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">1 / (3/4)</gadget>
<output>4/3 = around 1.333333</output>
<result>4/3 = around 1.333333</result>


一个长方形长15米，宽是10米，这个长方形的面积是多少平方米．

A rectangle is 15 meters long and 10 meters wide, what is the area of the rectangle?

<gadget id="calculator">15 * 10</gadget>
<output>150</output>
<result>150</result>


某工程队修一段公路，原计划每天修3.2km，20天完成，实际每天多修0.8km，这样可以提前几天修完？

A certain engineering team repaired a section of road, originally planned to repair 3.2km per day, and completed it in 20 days, but actually repaired 0.8km more per day, so how many days can the repair be completed in advance?

<gadget id="calculator">3.2 + 0.8</gadget>
<output>4</output>
<gadget id="calculator">20 / 4</gadget>
<output>5</output>
<gadget id="calculator">3.2 * 5</gadget>
<output>16</output>
<gadget id="calculator">20 - 16</gadget>
<output>4</output>
<result>4</result>


阳阳在80克水中加入20克盐，他配制的盐水含盐率是多少

Yang Yang added 20 grams of salt to 80 grams of water, what is the salt content of the brine he prepared

<gadget id="calculator">80 + 20</gadget>
<output>100</output>
<gadget id="calculator">20 / 100</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>


六一班和六二班订《少年科学》的人数比是3：4，两个班共订了49份．二班比一班多订多少份？

The ratio of the number of people who subscribed to "Youth Science" in Class 61 and Class 62 was 3:4, and the two classes ordered 49 copies in total. How many copies are ordered for the second class than the first class?

<gadget id="calculator">3 + 4</gadget>
<output>7</output>
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>
<gadget id="calculator">49 * (4/7)</gadget>
<output>28</output>
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">49 * (3/7)</gadget>
<output>21</output>
<gadget id="calculator">28 - 21</gadget>
<output>7</output>
<result>7</result>


一个长方体容器，长12分米、宽10分米、水深10.2分米，容器中浸没一个铁块，当铁块从水中取出后，水面下降了0.2分米，这个小铁块的体积是多少立方分米．

A cuboid container with a length of 12 decimeters, a width of 10 decimeters, and a water depth of 10.2 decimeters. An iron block is immersed in the container. When the iron block is taken out of the water, the water level drops by 0.2 decimeters. What is the volume of this small iron block in cubic meters? Decimeter.

<gadget id="calculator">12 * 10 * 0.2</gadget>
<output>24</output>
<result>24</result>


已知甲、乙两地相距360千米，一辆汽车从甲地开往乙地，每小时行72千米，返回时每小时行90千米，求这辆汽车往返的平均速度．

It is known that the distance between A and B is 360 kilometers. A car travels from A to B at 72 kilometers per hour and returns at 90 kilometers per hour. Find the average speed of the car going back and forth.

<gadget id="calculator">360 * 2</gadget>
<output>720</output>
<gadget id="calculator">360 / 72</gadget>
<output>5</output>
<gadget id="calculator">360 / 90</gadget>
<output>4</output>
<gadget id="calculator">5 + 4</gadget>
<output>9</output>
<gadget id="calculator">720 / 9</gadget>
<output>80</output>
<result>80</result>


圆心角为60°的弧长是与它半径相同的圆周长的多少(填几分之几)

What is the length of the arc whose central angle is 60° to the circumference of the circle with the same radius (fill in a fraction)

<gadget id="calculator">60 / 360</gadget>
<output>1/6 = around 0.166667</output>
<result>1/6 = around 0.166667</result>


一块梯形稻田的上底为120米，下底比上底长60米，高20米．如果每公顷地可以收稻谷4000千克，这块地一共可以收稻谷多少？

The upper base of a trapezoidal paddy field is 120 meters, the lower base is 60 meters longer than the upper base, and the height is 20 meters. If 4,000 kilograms of rice can be harvested per hectare, how much rice can be harvested on this land?

<gadget id="calculator">120 + 120 + 60</gadget>
<output>300</output>
<gadget id="calculator">20 / 2 / 10_000</gadget>
<output>1/1_000 = around 0.001</output>
<gadget id="calculator">300 * (1/1_000) * 4_000</gadget>
<output>1_200</output>
<result>1_200</result>


近似数是1.6的所有两位小数中最小的是多少．

What is the smallest of all two-digit decimals whose approximation is 1.6.


Calculation: What is the result of 100+99-98+97-96+…+3-2+1

<gadget id="calculator">100 + 49 + 1</gadget>
<output>150</output>
<result>150</result>


一个游泳池长50米，宽25米，平均深2.5米，四壁和底部需要抹一层水泥．如果每平方米需要水泥6千克，共需水泥多少千克？

swimming pool is 50 meters long, 25 meters wide, and 2.5 meters deep on average. The walls and bottom need to be covered with a layer of cement. If 6 kilograms of cement is needed per square meter, how many kilograms of cement are needed in total?

<gadget id="calculator">50 * 25</gadget>
<output>1_250</output>
<gadget id="calculator">50 * 2.5</gadget>
<output>125</output>
<gadget id="calculator">25 * 2.5</gadget>
<output>62.5</output>
<gadget id="calculator">1_250 + 125 + 62.5</gadget>
<output>1_437.5</output>
<gadget id="calculator">1_437.5 * 2</gadget>
<output>2_875</output>
<gadget id="calculator">2_875 - 1_250</gadget>
<output>1_625</output>
<gadget id="calculator">1_625 * 6</gadget>
<output>9_750</output>
<result>9_750</result>


某工厂要运73.5吨煤，已经运了6小时，平均每小时运了7.5吨，剩下的要在3小时内运完，平均每小时运多少吨？

A certain factory needs to transport 73.5 tons of coal. It has been transported for 6 hours, with an average of 7.5 tons per hour, and the rest will be transported within 3 hours. How many tons per hour on average?

<gadget id="calculator">7.5 * 6</gadget>
<output>45</output>
<gadget id="calculator">73.5 - 45</gadget>
<output>28.5</output>
<gadget id="calculator">28.5 / 3</gadget>
<output>9.5</output>
<result>9.5</result>


小林身高124厘米，是表妹身高的2倍，而舅舅的身高是表妹的3倍．舅舅身高是多少米．

Kobayashi is 124 cm tall, twice as tall as his cousin, while his uncle is three times as tall as his cousin. How many meters is uncle's height?

<gadget id="calculator">124 / 2</gadget>
<output>62</output>
<gadget id="calculator">62 * 3</gadget>
<output>186</output>
<result>186</result>


两个因数的积是2.4，若将其中一个因数扩大2倍，另一个因数扩大3倍，那么积是多少．

The product of two factors is 2.4. If one of the factors is doubled and the other is tripled, what is the product?

<gadget id="calculator">2.4 * 2 * 3</gadget>
<output>14.4</output>
<result>14.4</result>


科技组有18名女生，比男生人数的2倍少2人．科技组有多少人？

There are 18 girls in the science and technology group, which is 2 times less than the number of boys. How many people are there in the technology group?

<gadget id="calculator">18 + 2</gadget>
<output>20</output>
<gadget id="calculator">20 / 2</gadget>
<output>10</output>
<gadget id="calculator">10 + 18</gadget>
<output>28</output>
<result>28</result>


在一圆中，圆心角是90°的圆弧长是圆周长的多少(填几分之几)．

In a circle, the length of the arc whose central angle is 90° is the length of the circumference (fill in a fraction).

<gadget id="calculator">90 / 360</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


<gadget id="calculator">6 / 18</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(1/3) + (3/4)</gadget>
<output>13/12 = around 1.083333</output>
<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(13/12) * (1/2)</gadget>
<output>13/24 = around 0.541667</output>
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">(3/8) / 6</gadget>
<output>1/16 = around 0.0625</output>
<gadget id="calculator">(13/24) - (1/16)</gadget>
<output>23/48 = around 0.479167</output>
<result>23/48 = around 0.479167</result>


水果店运来苹果，葡萄各20箱．苹果每箱25千克，葡萄每箱15千克．一共运来水果多少千克？

The fruit shop shipped 20 boxes of apples and 20 grapes each. Apples are 25kg per box and grapes are 15kg per box. How many kilograms of fruit are shipped in total?

<gadget id="calculator">25 * 20</gadget>
<output>500</output>
<gadget id="calculator">15 * 20</gadget>
<output>300</output>
<gadget id="calculator">500 + 300</gadget>
<output>800</output>
<result>800</result>


幼儿园买来4箱梨，每箱20千克，平均分给5个幼儿班，每班分多少千克梨？

The kindergarten bought 4 boxes of pears, 20 kilograms per box, and distributed them to 5 kindergarten classes on average. How many kilograms of pears were divided into each class?

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">20 * (4/5)</gadget>
<output>16</output>
<result>16</result>


用含氨0.15%的氨水进行油菜追肥．现有含氨16%的氨水30千克，配置时需加水多少千克？

Rapeseed was topdressed with 0.15% ammonia water. There is 30 kilograms of ammonia water containing 16% ammonia, how many kilograms of water should be added when preparing it?

<gadget id="calculator">16 / 100</gadget>
<output>4/25 = around 0.16</output>
<gadget id="calculator">30 * (4/25)</gadget>
<output>24/5 = around 4.8</output>
<gadget id="calculator">0.15 / 100</gadget>
<output>0.0015</output>
<gadget id="calculator">30 * 0.0015</gadget>
<output>0.045</output>
<gadget id="calculator">(24/5) - 0.045</gadget>
<output>4.755</output>
<gadget id="calculator">4.755 / 0.0015</gadget>
<output>3_170</output>
<result>3_170</result>


两个加数的和是10.3，其中的一个加数是4.8，另一个加数是多少．

The sum of two addends is 10.3, one of which is 4.8, and what is the other addend.

<gadget id="calculator">10.3 - 4.8</gadget>
<output>5.5</output>
<result>5.5</result>


一个质数和一个合数的和是11，它们的积最大是多少．

The sum of a prime number and a composite number is 11, what is the largest product of them?

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


六年级有160人参加体育达标测试，有8人没有达标，达标率是多少

There are 160 students in the sixth grade who participated in the physical education standard test, and 8 people did not meet the standard. What is the rate of achievement?

<gadget id="calculator">160 - 8</gadget>
<output>152</output>
<gadget id="calculator">152 / 160</gadget>
<output>19/20 = around 0.95</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(19/20) * 1</gadget>
<output>19/20 = around 0.95</output>
<result>19/20 = around 0.95</result>


分母是75的最简真分数有多少个．

How many simple fractions have the denominator 75?


某班有男生31人，女生25人，女生占全班人数的几分之几？

There are 31 boys in a class and 25 girls, what percentage of the class are girls?

<gadget id="calculator">25 + 31</gadget>
<output>56</output>
<gadget id="calculator">25 / 56</gadget>
<output>25/56 = around 0.446429</output>
<result>25/56 = around 0.446429</result>


饲养场养白兔486只，养灰兔566只，养兔的只数比养羊的只数的2倍少360只，饲养场养羊多少只？(用方程解)

The farm raises 486 white rabbits and 566 gray rabbits. The number of rabbits is 360 less than twice the number of sheep. How many sheep are raised in the farm? (solution by equation)

<gadget id="calculator">486 + 566</gadget>
<output>1_052</output>
<gadget id="calculator">1_052 + 360</gadget>
<output>1_412</output>
<gadget id="calculator">1_412 / 2</gadget>
<output>706</output>
<result>706</result>


香港于1997年7月1日回归祖国，到今年7月1日经过了多少周年．

Hong Kong returned to the motherland on July 1, 1997, how many years have passed since July 1 this year?

<gadget id="calculator">2_014 - 1_997</gadget>
<output>17</output>
<result>17</result>


教室前面的墙壁，长6米、宽3米．墙上有一块黑板，面积是3平方米．现在要粉刷这面墙壁，要粉刷的面积是多少平方米？

The wall in front of the classroom is 6 meters long and 3 meters wide. There is a blackboard on the wall with an area of 3 square meters. Now to paint this wall, how many square meters is the area to be painted?

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


一个圆锥的体积是36立方厘米，底面积是12平方厘米，高是多少厘米．

The volume of a cone is 36 cubic centimeters, the area of the base is 12 square centimeters, and what is the height in centimeters.

<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">36 * (1/4)</gadget>
<output>9</output>
<result>9</result>


一桶水重23.5千克，一桶药液重13.5千克．两个空桶的重量一样重，并且水的重量相当于药液重量的2倍．求一个空桶的重量是多少千克？

bucket of water weighs 23.5 kg, and a bucket of liquid medicine weighs 13.5 kg. The weight of the two empty barrels is the same, and the weight of the water is equivalent to twice the weight of the liquid medicine. What is the weight of an empty barrel in kilograms?

<gadget id="calculator">13.5 * 2</gadget>
<output>27</output>
<gadget id="calculator">27 - 23.5</gadget>
<output>3.5</output>
<gadget id="calculator">2 - 1</gadget>
<output>1</output>
<gadget id="calculator">3.5 / 1</gadget>
<output>3.5</output>
<result>3.5</result>


□□□/5=62，这个三位数是多少．

□□□/5=62, what is the three-digit number?

<gadget id="calculator">62 * 5</gadget>
<output>310</output>
<result>310</result>


学校操场一圈是400米，明明绕着操场跑了一圈，还差多少米正好是1千米．

One circle of the school playground is 400 meters, obviously ran a circle around the playground, how many meters are left is exactly 1 kilometer.

<gadget id="calculator">1 * 1_000</gadget>
<output>1_000</output>
<gadget id="calculator">1_000 - 400</gadget>
<output>600</output>
<result>600</result>


有一些苹果平均分给4个、6个或9个小朋友都余2个苹果，这些苹果至少有多少个？

There are some apples that are evenly distributed to 4, 6 or 9 children, leaving 2 apples. How many of these apples are there at least?

<gadget id="calculator">2 * 3 * 2 * 3</gadget>
<output>36</output>
<gadget id="calculator">36 + 2</gadget>
<output>38</output>
<result>38</result>


龟兔赛跑，全程6000米，龟每分钟爬30米，兔每分钟跑200米，兔子每跑5分钟就停下睡1小时，问龟比兔早多少分钟到达终点．

The tortoise and the hare run a 6,000-meter race. The tortoise climbs 30 meters per minute, and the rabbit runs 200 meters per minute. The rabbit stops and sleeps for an hour every 5 minutes. Ask how many minutes the tortoise reaches the finish line earlier than the rabbit.

<gadget id="calculator">6_000 / 30</gadget>
<output>200</output>
<gadget id="calculator">6_000 / 200</gadget>
<output>30</output>
<gadget id="calculator">30 - 200</gadget>
<output>-170</output>
<gadget id="calculator">300 + (-170)</gadget>
<output>130</output>
<result>130</result>


23.8+9.9的简便算法是多少

What is the simple algorithm of 23.8+9.9

<gadget id="calculator">23.8 + 9.9</gadget>
<output>33.7</output>
<result>33.7</result>


<gadget id="calculator">1 / 21</gadget>
<output>1/21 = around 0.047619</output>
<gadget id="calculator">202 / 2_121</gadget>
<output>2/21 = around 0.095238</output>
<gadget id="calculator">40_404 / 212_121</gadget>
<output>4/21 = around 0.190476</output>
<gadget id="calculator">14_141_414 / 21_212_121</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(1/21) + (2/21) + (4/21) + (2/3)</gadget>
<output>1</output>
<result>1</result>


一辆汽车从甲地开往乙地，平均每小时行驶40千米．到乙地后又以每小时30千米的速度返回甲地，往返一次共用3.5小时，求甲、乙两地间的路程．

A car travels from A to B at an average of 40 kilometers per hour. After arriving at place B, return to place A at a speed of 30 kilometers per hour. It takes 3.5 hours to go back and forth. Find the distance between places A and B.

<gadget id="calculator">3 + 4</gadget>
<output>7</output>
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">3.5 * (3/7) * 40</gadget>
<output>60</output>
<result>60</result>


列式计算：甲乙两数的比是3：4，乙数减甲数得(5/14)，求乙数．

Column formula calculation: the ratio of A and B is 3:4, subtract B from A to get (5/14), find B.

<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>
<result>5/7 = around 0.714286</result>


四年级选出女生33人和男生的(1/7)参加数学竞赛，剩下的男生人数是女生人数的2倍，又知男生比女生多7人，四年级共有学生多少？

In the fourth grade, 33 girls and 1/7 boys were selected to participate in the mathematics competition. The number of remaining boys was twice the number of girls. We also know that there are 7 more boys than girls. How many students are there in the fourth grade?

<gadget id="calculator">7 * 2</gadget>
<output>14</output>
<gadget id="calculator">33 * 2</gadget>
<output>66</output>
<gadget id="calculator">14 + 66</gadget>
<output>80</output>
<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>
<gadget id="calculator">2 - (6/7)</gadget>
<output>8/7 = around 1.142857</output>
<gadget id="calculator">80 / (8/7)</gadget>
<output>70</output>
<gadget id="calculator">70 - 7</gadget>
<output>63</output>
<gadget id="calculator">63 + 70</gadget>
<output>133</output>
<result>133</result>


自2007年3月1日起，国家对个人所得税进行了调整．按照规定：每月个人收入超过2000元的部分，应按5%的税率缴纳个人所得税．王芳的爸爸3月份缴纳个人所得税150元．王芳的爸爸3月份实际收入多少元？

Since March 1, 2007, the state has adjusted the personal income tax. According to regulations: the part of the monthly personal income exceeding 2,000 yuan shall be subject to personal income tax at a rate of 5%. Wang Fang's father paid personal income tax of 150 yuan in March. How much did Wang Fang's father actually earn in March?

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">150 / (1/20)</gadget>
<output>3_000</output>
<gadget id="calculator">3_000 + 2_000</gadget>
<output>5_000</output>
<result>5_000</result>


小红如果每天写10个毛笔字，一周能写多少个毛笔字．

If Xiaohong writes 10 brush characters every day, how many brush characters can she write in a week?

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


小张、小王和小李练习投篮球，一共投了100次，有43次没投进，已知小张和小王一共投进了32次，小王和小李一共投进了46次，小王投进了多少次．

Xiao Zhang, Xiao Wang and Xiao Li practiced shooting basketball. They made 100 shots in total and missed 43 times. It is known that Xiao Zhang and Xiao Wang made 32 shots in total, and Xiao Wang and Xiao Li made 46 shots in total. How many times did Xiao Wang put in.

<gadget id="calculator">32 + 46</gadget>
<output>78</output>
<gadget id="calculator">100 - 43</gadget>
<output>57</output>
<gadget id="calculator">78 - 57</gadget>
<output>21</output>
<result>21</result>


农场养了348只公鸡，295只母鸡．养鸭的只数比鸡的只数多68只．农场养了多少只鸭？

The farm raised 348 roosters and 295 hens. There are 68 more ducks than chickens. How many ducks are there on the farm?

<gadget id="calculator">348 + 295 + 68</gadget>
<output>711</output>
<result>711</result>


一所学校有20%的学生近视，经过矫正后，近视的学生减少50%，对近视的学生跟踪治疗后，近视的学生又减少20%，现在这所学校视力正常率达到百分之几？

20% of the students in a school are myopic. After correction, the number of myopic students decreases by 50%. After follow-up treatment for myopic students, the number of myopic students decreases by another 20%. What percentage of the normal vision rate of this school is now?

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">50 / 100</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">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">(1/5) * (1/2) * (4/5)</gadget>
<output>2/25 = around 0.08</output>
<gadget id="calculator">1 - (2/25)</gadget>
<output>23/25 = around 0.92</output>
<result>23/25 = around 0.92</result>


同学们进行军事训练，3小时走12千米，照这样的速度，还要走2小时才能到达目的地，这次行军的路程是多少千米？

The students are conducting military training, and they will walk 12 kilometers in 3 hours. At this speed, they will have to walk for 2 hours to reach the destination. How many kilometers is the distance of this march?

<gadget id="calculator">12 / 3</gadget>
<output>4</output>
<gadget id="calculator">3 + 2</gadget>
<output>5</output>
<gadget id="calculator">4 * 5</gadget>
<output>20</output>
<result>20</result>


超市最近卖出68箱饮料，每箱6瓶，每瓶3元，问这批饮料一共买了多少元？

The supermarket recently sold 68 cases of beverages, 6 bottles per case, and 3 yuan per bottle. How much did you buy these beverages in total?

<gadget id="calculator">68 * 6 * 3</gadget>
<output>1_224</output>
<result>1_224</result>


一个数的50倍是1500，求这个数．(要求的数用x表示)

50 times a number is 1500, find this number. (required number is represented by x)

<gadget id="calculator">1_500 / 50</gadget>
<output>30</output>
<result>30</result>


有一盒玻璃球，不论是分给8个人，还是分给10个人，都正好分完．这盒玻璃球至少有多少颗？

There is a box of glass balls, whether it is distributed to 8 people or 10 people, it is just finished. How many glass balls are there at least in this box?

<gadget id="calculator">2 * 2 * 2 * 5</gadget>
<output>40</output>
<result>40</result>


某化工厂原计划四月份生产化肥(3/5)万吨，结果上半月生产了(1/2)万吨，下半月生产了(1/3)万吨，四月份生产的化肥超过原计划多少万吨？

A chemical factory originally planned to produce (3/5) tons of fertilizers in April, but it produced (1/2) tons in the first half of the month, and (1/3) tons in the second half of the month. The fertilizer production in April exceeded the original plan How many tons?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(1/3) - (3/5)</gadget>
<output>-4/15 = around -0.266667</output>
<gadget id="calculator">(1/2) + (-4/15)</gadget>
<output>7/30 = around 0.233333</output>
<result>7/30 = around 0.233333</result>


朝阳机械厂用3台机器6小时加工零件540个零件，照这样计算，用6台这样的机器加工720个零件，需要多少小时．

Chaoyang Machinery Factory uses 3 machines to process 540 parts in 6 hours. According to this calculation, how many hours will it take to process 720 parts with 6 such machines.

<gadget id="calculator">540 / 3 / 6</gadget>
<output>30</output>
<gadget id="calculator">30 * 6</gadget>
<output>180</output>
<gadget id="calculator">720 / 180</gadget>
<output>4</output>
<result>4</result>


六1班同学们为希望小学捐书，捐的童话故事书有144本，捐的文艺术比童话故事书的(7/12)还多28本，捐的文艺术有多少本？

Class 61 students donated books to Hope Primary School. They donated 144 fairy tale books and 28 more literature and art books than fairy tale books (7/12). How many literature and art books did they donate?

<gadget id="calculator">7 / 12</gadget>
<output>7/12 = around 0.583333</output>
<gadget id="calculator">144 * (7/12)</gadget>
<output>84</output>
<gadget id="calculator">84 + 28</gadget>
<output>112</output>
<result>112</result>


印刷厂每天装订340本日记本，一星期(7天)装订完，一共装订了多少本日记本？

The printing factory binds 340 diaries every day, and after one week (7 days), how many diaries are bound in total?

<gadget id="calculator">340 * 7</gadget>
<output>2_380</output>
<result>2_380</result>


A=2*3*5, B=3*5*7, what is the greatest common factor of A and B

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


乐乐买了4支一样的铅笔和一个笔盒，共花了15.3元．已知铅笔的单价是1.2元/支，这个笔盒的单价是多少元个/个？

Lele bought 4 identical pencils and a pencil case, and spent a total of 15.3 yuan. It is known that the unit price of a pencil is 1.2 yuan/piece, what is the unit price of this pencil case?

<gadget id="calculator">1.2 * 4</gadget>
<output>4.8</output>
<gadget id="calculator">15.3 - 4.8</gadget>
<output>10.5</output>
<result>10.5</result>


小文计算两数相加时，把一个加数个位上的8看成了0，把另一个加数十位上的6看成了9，结果得143，则正确的和应该是多少．

When Xiaowen calculates the addition of two numbers, he regards the 8 in the unit digit of one addend as 0, and the 6 in the tens digit of the other addition as 9, and the result is 143. What is the correct sum?

<gadget id="calculator">8 - 0</gadget>
<output>8</output>
<gadget id="calculator">90 - 60</gadget>
<output>30</output>
<gadget id="calculator">8 - 30</gadget>
<output>-22</output>
<gadget id="calculator">143 + (-22)</gadget>
<output>121</output>
<result>121</result>


王师傅在某个特殊岗位上工作、他每上8天班后，就连续休息2天．如果这个星期六和星期天他休息，那么，至少再过几个星期后他才能又在星期天休息？

Master Wang works in a special position. After working for 8 days, he will take 2 consecutive days off. If he had this Saturday and Sunday off, it would be at least a few weeks before he had Sunday off again?


同学们采集树种，三年级有5个班，平均每班采集15千克，四年级有4个班，平均每班采集29千克，三年级和四年级一共采集多少千克？

The students collected tree species. There were 5 classes in the third grade, and each class collected 15 kilograms on average. There were 4 classes in the fourth grade, and each class collected 29 kilograms on average. How many kilograms were collected in the third and fourth grades?

<gadget id="calculator">15 * 5</gadget>
<output>75</output>
<gadget id="calculator">29 * 4</gadget>
<output>116</output>
<gadget id="calculator">75 + 116</gadget>
<output>191</output>
<result>191</result>


<gadget id="calculator">0.5 * 0.8</gadget>
<output>0.4</output>
<gadget id="calculator">0.4 + 2.8</gadget>
<output>3.2</output>
<gadget id="calculator">2.5 * 1.6</gadget>
<output>4</output>
<gadget id="calculator">3.2 / 4</gadget>
<output>0.8</output>
<result>0.8</result>


老虎爸爸重640千克，比老虎儿子重230千克，两只老虎的体重和有1吨吗？

The tiger father weighs 640 kg, which is 230 kg heavier than the tiger son. Is the sum of the two tigers 1 ton?


一间房子，用面积是16平方分米的方砖铺地，需要54块．如果改用面积是9平方分米的方砖，需要多少块？

A house needs 54 square bricks with an area of 16 square decimeters to pave the floor. If you use square bricks with an area of 9 square decimeters instead, how many bricks are needed?

<gadget id="calculator">16 * 54</gadget>
<output>864</output>
<gadget id="calculator">864 / 9</gadget>
<output>96</output>
<result>96</result>


一台笔记本电脑售价6400元．禾禾目前共有存款5950元，如果从现在起每月存90元，他需几个月才能买上电脑？

A laptop is priced at 6400 yuan. Hehe currently has a total deposit of 5,950 yuan. If he saves 90 yuan a month from now on, how many months will it take him to buy a computer?

<gadget id="calculator">6_400 - 5_950</gadget>
<output>450</output>
<gadget id="calculator">450 / 90</gadget>
<output>5</output>
<result>5</result>


<gadget id="calculator">37 * 18</gadget>
<output>666</output>
<result>666</result>


一根铁丝长28.82米，剪下一段长8.9米，再剪下10.1米，还剩下多少米？

A piece of iron wire is 28.82 meters long, cut off a section with a length of 8.9 meters, and then cut another 10.1 meters, how many meters are left?

<gadget id="calculator">28.82 - 8.9 - 10.1</gadget>
<output>9.82</output>
<result>9.82</result>


有一块立方体材料，棱长3分米，把这块材料加工成最大圆锥体，体积是多少？

There is a piece of cubic material with a side length of 3 decimeters. If this material is processed into the largest cone, what is its volume?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">(3/2) ** 2</gadget>
<output>9/4 = around 2.25</output>
<gadget id="calculator">(1/3) * 3.14 * (9/4) * 3</gadget>
<output>7.065</output>
<result>7.065</result>


某项工作，甲单独干15天可完成．现甲做了6天后另有任务，剩下的工作由乙完成，用了8天．若这项工作全部由乙单独完成需多少天．

A certain job can be completed by A alone in 15 days. Now A has another task after 6 days of work, and the rest of the work is completed by B, which took 8 days. How many days will it take if all the work is done by B alone?

<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">(1/15) * 6</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">(3/5) / 8</gadget>
<output>3/40 = around 0.075</output>
<gadget id="calculator">1 / (3/40)</gadget>
<output>40/3 = around 13.333333</output>
<result>40/3 = around 13.333333</result>


一个数除以28，商和余数都是15，被除数是多少．

When a number is divided by 28, the quotient and remainder are both 15. What is the dividend?

<gadget id="calculator">28 * 15</gadget>
<output>420</output>
<gadget id="calculator">420 + 15</gadget>
<output>435</output>
<result>435</result>


一个水泥厂三月份生产水泥630.5吨，四月份比三月份多生产23.98吨，三、四月份一共生产水泥多少吨？

A cement factory produced 630.5 tons of cement in March, and produced 23.98 tons more in April than in March. How many tons of cement were produced in total in March and April?


一个实验室长12米，宽9米，高4米．要粉刷实验室的天花板和四面墙壁，除去门窗和黑板的面积27.5平方米，平均每平方米用石灰0.2千克，一共需要石灰多少千克？

A laboratory is 12 meters long, 9 meters wide, and 4 meters high. To paint the ceiling and four walls of the laboratory, excluding doors, windows and blackboards, the area is 27.5 square meters, and an average of 0.2 kilograms of lime is used per square meter. How many kilograms of lime are needed in total?

<gadget id="calculator">12 * 9</gadget>
<output>108</output>
<gadget id="calculator">9 * 4</gadget>
<output>36</output>
<gadget id="calculator">4 * 12</gadget>
<output>48</output>
<gadget id="calculator">108 + 36 + 48</gadget>
<output>192</output>
<gadget id="calculator">192 * 2</gadget>
<output>384</output>
<gadget id="calculator">384 - 108 - 27.5</gadget>
<output>248.5</output>
<gadget id="calculator">248.5 * 0.2</gadget>
<output>49.7</output>
<result>49.7</result>


某校五年级的学生达到体育锻炼标准的有100人，没有达到体育锻炼标准的有25人，达标率是多少

There are 100 students in the fifth grade of a certain school who have reached the standard for physical exercise, and 25 who have not reached the standard for physical exercise. What is the rate of reaching the standard?

<gadget id="calculator">100 + 25</gadget>
<output>125</output>
<gadget id="calculator">100 / 125</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>


一根铁丝长18分米，把它折成一个长5分米的长方形，这个长方形的宽是多少分米？

A piece of iron wire is 18 decimeters long, fold it into a rectangle with a length of 5 decimeters, what is the width of this rectangle?

<gadget id="calculator">18 / 2</gadget>
<output>9</output>
<gadget id="calculator">9 - 5</gadget>
<output>4</output>
<result>4</result>


216/3=72，当被除数增加3时，商就增加多少．

216/3=72, when the dividend increases by 3, the quotient increases by how much.

<gadget id="calculator">219 / 3</gadget>
<output>73</output>
<gadget id="calculator">216 / 3</gadget>
<output>72</output>
<gadget id="calculator">73 - 72</gadget>
<output>1</output>
<result>1</result>


甲乙两车从A、B两地相向而行，已知甲车行完全程需3.6小时，甲车和乙车的速度比是2：3，甲、乙两车在A、B两地的中点处相遇，甲车比乙车早出发多少分钟？

Cars A and B are traveling towards each other from places A and B. It is known that it takes 3.6 hours for car A to complete the journey. The speed ratio of car A and car B is 2:3. Cars A and B are in the middle of A and B. When they meet at the same point, how many minutes does car A leave earlier than car B?


<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">(1/2) - (1/10)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">2 + (2/5)</gadget>
<output>12/5 = around 2.4</output>
<gadget id="calculator">(1/2) * (12/5)</gadget>
<output>6/5 = around 1.2</output>
<result>6/5 = around 1.2</result>


2只狗与6只兔同样重，1只兔和3只鸭同样重，1只狗和多少只鸭同样重．

2 dogs weigh the same as 6 rabbits, 1 rabbit weighs the same as 3 ducks, and 1 dog weighs the same as how many ducks.

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


一个圆柱形材料，把它锯成6段，表面积增加了多少个横截面面积．

If a cylindrical material is sawn into 6 sections, the surface area is increased by how many cross-sectional areas.

<gadget id="calculator">6 - 1</gadget>
<output>5</output>
<gadget id="calculator">5 * 2</gadget>
<output>10</output>
<result>10</result>


商店运来960千克苹果，比运来的梨重(1/4)，运来梨多少千克？这道题列式正确的是多少

The store shipped 960 kilograms of apples, which were 1/4 heavier than the pears. How many kilograms were the pears shipped? What is the correct number of this question

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">960 / (5/4)</gadget>
<output>768</output>
<result>768</result>


两数相除，商5余4，如果被除数、除数同时扩大2倍，则被除数、除数、商和余数之和等于117．则原来的被除数是多少？

When two numbers are divided, the quotient is 5 and the remainder is 4. If both the dividend and the divisor are doubled at the same time, the sum of the dividend, divisor, quotient and remainder is equal to 117. What is the original dividend?

<gadget id="calculator">4 * 2</gadget>
<output>8</output>
<gadget id="calculator">8 * 2</gadget>
<output>16</output>
<gadget id="calculator">117 - 16 - 5</gadget>
<output>96</output>
<gadget id="calculator">5 + 1</gadget>
<output>6</output>
<gadget id="calculator">96 / 6</gadget>
<output>16</output>
<gadget id="calculator">16 * 5</gadget>
<output>80</output>
<gadget id="calculator">80 + 8</gadget>
<output>88</output>
<gadget id="calculator">88 / 2</gadget>
<output>44</output>
<result>44</result>


把(2/11)的分母乘3，要使分数大小不变，分子应多少．

Multiply the denominator of (2/11) by 3, what is the numerator to keep the fraction constant.


甲乙两地相距375千米，一辆客车早上8：00从甲地出发开往乙地，下午1：00时离乙地还有25千米，这辆客车平均每小时行多少千米？

The distance between A and B is 375 kilometers. A bus departs from A to B at 8:00 in the morning and is still 25 kilometers away from B at 1:00 in the afternoon. How many kilometers does this bus travel on average per hour?

<gadget id="calculator">375 - 25</gadget>
<output>350</output>
<gadget id="calculator">13 - 8</gadget>
<output>5</output>
<gadget id="calculator">350 / 5</gadget>
<output>70</output>
<result>70</result>


一个长方体，它的宽和高相等，如果把长去掉2.5cm，就成为一个表面积为150cm**2的正方体，那么原来长方体的体积是多少立方厘米？

A cuboid whose width and height are equal, if the length is removed by 2.5cm, it becomes a cube with a surface area of 150cm**2, then what is the volume of the original cuboid in cubic centimeters?

<gadget id="calculator">5 + 2.5</gadget>
<output>7.5</output>
<gadget id="calculator">5 * 5 * 7.5</gadget>
<output>187.5</output>
<result>187.5</result>


将一个底面直径和高相等的圆柱沿任一直径竖直往下切成大小形状都完全相同的两块，表面积增加72平方厘米，求此圆柱的体积．

A cylinder with the same base diameter and height is cut vertically along any diameter into two pieces of the same size and shape, and the surface area is increased by 72 square centimeters. Find the volume of the cylinder.

<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">3.14 * 9 * 6</gadget>
<output>169.56</output>
<result>169.56</result>


小红在计算(4/9)*(□-9)时，错看成了(4/9)*□-9，她得到的结果比正确结果少多少．

When Xiaohong calculated (4/9)*(□-9), she misread it as (4/9)*□-9, and the result she got was much less than the correct result.


要剪3个直径10厘米的圆，至少要准备一张面积是多少平方厘米的长方形纸．

To cut three circles with a diameter of 10 cm, at least one piece of rectangular paper with an area of square centimeters must be prepared.

<gadget id="calculator">10 * 2 * 3</gadget>
<output>60</output>
<gadget id="calculator">10 * 2</gadget>
<output>20</output>
<gadget id="calculator">60 * 20</gadget>
<output>1_200</output>
<result>1_200</result>


一辆自行车上从上午8时行到下午14时共行了72千米，平均每小时行多少米？

A bicycle travels a total of 72 kilometers from 8 am to 14 pm, how many meters per hour on average?

<gadget id="calculator">72 / 6</gadget>
<output>12</output>
<result>12</result>


妈妈去水果店买了香蕉和菠萝各3.6千克，每千克香蕉是2.4元，每千克菠萝是2.6元，一共花了多少元？

Mom went to the fruit shop and bought 3.6 kilograms of bananas and pineapples each. Bananas cost 2.4 yuan per kilogram and pineapples cost 2.6 yuan per kilogram. How much did you spend in total?

<gadget id="calculator">2.4 * 3.6</gadget>
<output>8.64</output>
<gadget id="calculator">2.6 * 3.6</gadget>
<output>9.36</output>
<gadget id="calculator">8.64 + 9.36</gadget>
<output>18</output>
<result>18</result>


库房有水泥100吨，第一次运走总数的(2/5)，第二次运走余下的(2/5)，两次共运走多少吨水泥？

There are 100 tons of cement in the warehouse, (2/5) of the total amount is transported away in the first time, and the rest (2/5) is transported away in the second time, how many tons of cement are transported in total in the two times?

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">100 * (2/5)</gadget>
<output>40</output>
<gadget id="calculator">100 - 40</gadget>
<output>60</output>
<gadget id="calculator">60 * (2/5)</gadget>
<output>24</output>
<gadget id="calculator">40 + 24</gadget>
<output>64</output>
<result>64</result>


在一个棱长为9的正方体的上、右、前三个面的中心，分别打一个边长为2厘米的正方形孔，则其表面积是多少平方厘米？

If a square hole with a side length of 2 cm is punched in the center of the upper, right, and front faces of a cube with an edge length of 9, what is the surface area in square centimeters?

<gadget id="calculator">9 * 9 * 6</gadget>
<output>486</output>
<gadget id="calculator">2 * 2 * 4 * 3</gadget>
<output>48</output>
<gadget id="calculator">486 + 48</gadget>
<output>534</output>
<result>534</result>


10米长的绳子用去它的(1/2)，还剩多少米．

If (1/2) of the 10-meter-long rope is used up, how many meters are left?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">10 * (1/2)</gadget>
<output>5</output>
<gadget id="calculator">10 - 5</gadget>
<output>5</output>
<result>5</result>


某小学有教师105人，其中女教师比男教师人数的3倍还多5人，这所小学有男教师多少人？

There are 105 teachers in a certain elementary school, among which the number of female teachers is 5 times more than the number of male teachers. How many male teachers are there in this elementary school?

<gadget id="calculator">105 - 5</gadget>
<output>100</output>
<gadget id="calculator">1 + 3</gadget>
<output>4</output>
<gadget id="calculator">100 / 4</gadget>
<output>25</output>
<result>25</result>


底面直径是6厘米的圆柱形木块，如果切成大小不等的两个圆柱形木块，表面积增加了多少．

If a cylindrical block with a base diameter of 6 cm is cut into two cylindrical blocks of different sizes, how much will the surface area increase?

<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">3.14 * 9 * 2</gadget>
<output>56.52</output>
<result>56.52</result>


明明今年6岁，他爷爷今年69岁，再过三年爷爷的年龄是明明的多少倍．

Mingming is 6 years old this year, and his grandfather is 69 years old this year. In three years, his grandfather's age will be many times that of Mingming.

<gadget id="calculator">69 + 3</gadget>
<output>72</output>
<gadget id="calculator">6 + 3</gadget>
<output>9</output>
<gadget id="calculator">72 / 9</gadget>
<output>8</output>
<result>8</result>


<gadget id="calculator">81 * 3</gadget>
<output>243</output>
<gadget id="calculator">243 - 1</gadget>
<output>242</output>
<gadget id="calculator">242 / 2</gadget>
<output>121</output>
<gadget id="calculator">121 / 243</gadget>
<output>121/243 = around 0.497942</output>
<result>121/243 = around 0.497942</result>


李伯伯家养了46只鸡，养鸡的只数是鸭的一半，李伯伯家一共养鸡和鸭多少只？

Uncle Li's family has 46 chickens, which is half the number of ducks. How many chickens and ducks are raised in Uncle Li's family?

<gadget id="calculator">46 * 2</gadget>
<output>92</output>
<gadget id="calculator">92 + 46</gadget>
<output>138</output>
<result>138</result>


一袋糖重(2/5)千克，平均分成4份，每份是这袋糖重的((1)/(4))，每份糖重多少千克．

A bag of sugar weighs (2/5) kilograms and is divided into 4 parts on average. Each part is ((1)/(4)) the weight of this bag of sugar. How many kilograms does each part weigh?

<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>1/10 = around 0.1</output>
<result>1/10 = around 0.1</result>


一件上衣双11搞活动，比原价优惠(1/10)后售价180元，优惠多少元？

jacket is held on Double 11. The price is 180 yuan after a discount (1/10) from the original price. How much is the discount?

<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">180 / (9/10)</gadget>
<output>200</output>
<gadget id="calculator">200 - 180</gadget>
<output>20</output>
<result>20</result>


青蛙妈妈捉了50个虫子，青蛙儿子捉了35个虫子，1儿子捉的虫子数是妈妈的几分之几？2妈妈捉的虫子数是儿子的几分之几？

The mother frog caught 50 bugs, and the son of the frog caught 35 bugs. What fraction of the number of bugs caught by the son was the mother? 2 What fraction of the number of worms does the mother catch as the son?

<gadget id="calculator">50 / 35</gadget>
<output>10/7 = around 1.428571</output>
<result>10/7 = around 1.428571</result>


一个数的(2/3)是(8/15)．这个数是多少？

(2/3) of a number is (8/15). What is this number?

<gadget id="calculator">8 / 15</gadget>
<output>8/15 = around 0.533333</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(8/15) / (2/3)</gadget>
<output>4/5 = around 0.8</output>
<result>4/5 = around 0.8</result>


一项工程原计划15人每天工作8小时，10天可以完成任务，开始工作3天后，调走3人，如在原定时间内完成任务，那么剩下的人每天应工作多少小时．

A project originally planned for 15 people to work 8 hours a day, and the task can be completed in 10 days. After 3 days of starting work, 3 people are transferred away. If the task is completed within the original time, how many hours should the remaining people work every day?

<gadget id="calculator">15 * 8 * 10</gadget>
<output>1_200</output>
<gadget id="calculator">15 * 8 * 3</gadget>
<output>360</output>
<gadget id="calculator">1_200 - 360</gadget>
<output>840</output>
<gadget id="calculator">15 - 3</gadget>
<output>12</output>
<gadget id="calculator">10 - 3</gadget>
<output>7</output>
<gadget id="calculator">840 / 12 / 7</gadget>
<output>10</output>
<result>10</result>


把两个棱长3分米的正方体拼成一个长方体，表面积减少了多少平方分米．

If two cubes with side lengths of 3 decimeters are put together to form a cuboid, the surface area is reduced by how many square decimeters.

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


2011年我国粮食总产量约为5.25亿吨，2010年粮食总产量约为5亿吨．2011年全国粮食总产量比2010年增长多少

In 2011, my country's total grain output was about 525 million tons, and in 2010, the total grain output was about 500 million tons. How much did the country's total grain output increase in 2011 compared to 2010

<gadget id="calculator">5.25 - 5</gadget>
<output>0.25</output>
<gadget id="calculator">0.25 / 5</gadget>
<output>0.05</output>
<result>0.05</result>


底面积相等的圆柱和圆锥，它们的体积比是2：3，圆锥的高是9厘米．圆柱的高是多少厘米．

A cylinder and a cone with equal base areas have a volume ratio of 2:3 and the height of the cone is 9 cm. What is the height of the cylinder in centimeters.

<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>
<gadget id="calculator">(2/9) * 9</gadget>
<output>2</output>
<result>2</result>


用5、6、7、8这四个数字可以写出多少个不同的四位数．

How many different four-digit numbers can be written using the four numbers 5, 6, 7, and 8?

<gadget id="calculator">4 * 3 * 2 * 1</gadget>
<output>24</output>
<result>24</result>


小明从家骑自行车去学校，每分钟行800米，4.5分钟到达，放学时每分钟行600米，这样要几分钟到家？

Xiao Ming rides a bicycle from home to school, travels 800 meters per minute, arrives in 4.5 minutes, and travels 600 meters per minute after school, how many minutes will it take to get home?

<gadget id="calculator">4.5 / 600</gadget>
<output>0.0075</output>
<gadget id="calculator">800 * 0.0075</gadget>
<output>6</output>
<result>6</result>


69以内最大的偶数与最小的合数的和除以最小的质数，商是多少．

What is the quotient of the sum of the largest even number and the smallest composite number within 69 divided by the smallest prime number?

<gadget id="calculator">68 + 4</gadget>
<output>72</output>
<gadget id="calculator">72 / 2</gadget>
<output>36</output>
<result>36</result>


三角形三条边长之比是1：2：2，三角形的周长是70厘米，则最短边长多少厘米．

The ratio of the lengths of the three sides of a triangle is 1:2:2, and the perimeter of the triangle is 70 cm, what is the length of the shortest side in cm?

<gadget id="calculator">1 + 2 + 2</gadget>
<output>5</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">70 * (1/5)</gadget>
<output>14</output>
<result>14</result>


食堂有大米若干包，吃掉(2/5)后，又运进20包，结果现存米量是原来的(2/3)，食堂原有大米多少包？

There are several bags of rice in the cafeteria. After eating (2/5), another 20 bags are brought in. As a result, the existing rice quantity is the original (2/3). How many bags of rice are there in the cafeteria?

<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">20 / (1/15)</gadget>
<output>300</output>
<result>300</result>


某工厂生产了540个乒乓球，每10个装一筒，每9筒装一箱．一共装了多少箱？(列综合式解答)

A factory produces 540 table tennis balls, each of which is packed into a tube of 10, and packed into a box of every 9 tubes. How many boxes were packed in total? (comprehensive answers)

<gadget id="calculator">540 / 10 / 9</gadget>
<output>6</output>
<result>6</result>


一座5层高的塔，最上边一层装了2只灯，往下每低一层多装4只灯，最下面一层要装多少只灯？(写出过程)

In a 5-storey tower, 2 lights are installed on the top floor, and 4 lights are installed on each lower floor. How many lights are installed on the bottom floor? (writing process)

<gadget id="calculator">5 - 1</gadget>
<output>4</output>
<gadget id="calculator">4 * 4</gadget>
<output>16</output>
<gadget id="calculator">16 + 2</gadget>
<output>18</output>
<result>18</result>


一个圆柱体木块，体积是180立方厘米，要把它削成一个最大的圆锥体，削去部分的体积是多少立方厘米．

A cylindrical block of wood has a volume of 180 cubic centimeters. If you want to cut it into a largest cone, what is the volume of the cut part in cubic centimeters?

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">180 * (2/3)</gadget>
<output>120</output>
<result>120</result>


54.6减去31.4的差，加上0.6除0.96的商，和是多少？

What is the difference between 54.6 minus 31.4 and the quotient of 0.6 divided by 0.96?

<gadget id="calculator">54.6 - 31.4</gadget>
<output>23.2</output>
<gadget id="calculator">0.96 / 0.6</gadget>
<output>1.6</output>
<gadget id="calculator">23.2 + 1.6</gadget>
<output>24.8</output>
<result>24.8</result>


爸爸、妈妈带着小玲和小玲两同学去逛公园，门票成人5元/张，儿童2.5元/张，那他们买门票一共用多少钱？

Mom and Dad took Xiaoling and Xiaoling to go to the park. Tickets are 5 yuan per ticket for adults and 2.5 yuan per ticket for children. How much do they spend on tickets?

<gadget id="calculator">2 * 5</gadget>
<output>10</output>
<gadget id="calculator">3 * 2.5</gadget>
<output>7.5</output>
<gadget id="calculator">10 + 7.5</gadget>
<output>17.5</output>
<result>17.5</result>


三角形三个角的度数之比是5：3：l，那么这个三角形的最小角是多少°．

The ratio of the degrees of the three angles of a triangle is 5:3:1, what is the smallest angle of this triangle?

<gadget id="calculator">5 + 3 + 1</gadget>
<output>9</output>
<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>
<gadget id="calculator">180 * (1/9)</gadget>
<output>20</output>
<result>20</result>


一个剧场能坐870人．这剧场的票8元一张，票都买完．这场的票房收入是多少元？

A theater can seat 870 people. Tickets for this theater are 8 yuan a piece, and all the tickets are sold out. How much is the box office revenue of this show?

<gadget id="calculator">8 * 870</gadget>
<output>6_960</output>
<result>6_960</result>


一批零件，甲独做要用10小时，乙在相同的时间内只能做这批零件的(5/6)，现在甲乙合作3小时后，剩下的由乙继续做，乙还需要几小时才能完成？

It takes 10 hours for A to make a batch of parts alone, and B can only make (5/6) of this batch of parts in the same time. Hours to complete?

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">10 / (5/6)</gadget>
<output>12</output>
<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">(1/10) + (1/12)</gadget>
<output>11/60 = around 0.183333</output>
<gadget id="calculator">(11/60) * 3</gadget>
<output>11/20 = around 0.55</output>
<gadget id="calculator">1 - (11/20)</gadget>
<output>9/20 = around 0.45</output>
<gadget id="calculator">(9/20) / (1/12)</gadget>
<output>27/5 = around 5.4</output>
<result>27/5 = around 5.4</result>


当时针和分针所组成的角是多少度时是6时．

The angle formed by the hour and minute hands is 6 o'clock.

<gadget id="calculator">360 / 12</gadget>
<output>30</output>
<gadget id="calculator">30 * 6</gadget>
<output>180</output>
<result>180</result>


爸爸叫小强用一条铁丝围成一个长8分米，宽4分米的长方形，结果小强围成一个正方形，请你帮小强算一算，这个正方形的边长是多少分米？

Dad asked Xiaoqiang to use a piece of wire to form a rectangle with a length of 8 decimeters and a width of 4 decimeters. As a result, Xiaoqiang formed a square. Please help Xiaoqiang to calculate. What is the side length of this square?

<gadget id="calculator">8 + 4</gadget>
<output>12</output>
<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">12 * (1/2)</gadget>
<output>6</output>
<result>6</result>


五年级植树240棵，比四年级多植树20%，四、五年级共植树多少棵？

The fifth grade planted 240 trees, 20% more than the fourth grade. How many trees were planted in the fourth and fifth grades?

<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">240 / (6/5)</gadget>
<output>200</output>
<gadget id="calculator">200 + 240</gadget>
<output>440</output>
<result>440</result>


如果大圆半径比小圆半径长50%，则大圆的面积是小圆的多少倍．

If the radius of the large circle is 50% longer than the radius of the small circle, then how many times is the area of the large circle larger than that of the small circle?

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 + (1/2)</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">(3/2) ** 2</gadget>
<output>9/4 = around 2.25</output>
<gadget id="calculator">1 ** 2</gadget>
<output>1</output>
<gadget id="calculator">(9/4) / 1</gadget>
<output>9/4 = around 2.25</output>
<result>9/4 = around 2.25</result>