一列火车4小时行驶了480千米，一辆汽车5小时行驶了300千米．火车的速度是汽车的多少倍？

train travels 480 kilometers in 4 hours, and a car travels 300 kilometers in 5 hours. How many times faster is the train than the car?

<gadget id="calculator">480 / 4</gadget>
<output>120</output>
<gadget id="calculator">300 / 5</gadget>
<output>60</output>
<gadget id="calculator">120 / 60</gadget>
<output>2</output>
<result>2</result>


用0，1，2，3，4，5，6，7，8，9十个数字，能够组成多少个没有重复数字的三位数．

Using the ten numbers 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, how many three-digit numbers can be formed without repeating numbers.

<gadget id="calculator">9 * 9 * 8</gadget>
<output>648</output>
<result>648</result>


两筐苹果，第一框重40kg，如果从第一筐取出(1/5)到第二筐，两筐苹果同样重，第二筐苹果原来重多少kg？

Two baskets of apples, the weight of the first basket is 40kg, if you take out (1/5) from the first basket to the second basket, the weight of the two baskets is the same, how much is the original weight of the second basket of apples?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5) - (1/5)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">40 * (3/5)</gadget>
<output>24</output>
<result>24</result>


甲乙两车的速度比是4：7，两车同时从两地相对开出，在距中点30千米处相遇．两地相距多少千米

The speed ratio of the two vehicles A and B is 4:7. The two vehicles drive from opposite places at the same time and meet at a distance of 30 kilometers from the midpoint. how many kilometers apart

<gadget id="calculator">4 + 7</gadget>
<output>11</output>
<gadget id="calculator">7 - 4</gadget>
<output>3</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">30 * (2/3)</gadget>
<output>20</output>
<gadget id="calculator">11 * 20</gadget>
<output>220</output>
<result>220</result>


小红看一份《语文报》，上午读了(1/3)，中午又读了余下的(3/5)，两次共读了全书的几分之几？

Xiaohong reads a copy of "Chinese Newspaper". She reads (1/3) in the morning and the rest (3/5) at noon. What percentage of the whole book did she read in total?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(2/3) * (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(1/3) + (2/5)</gadget>
<output>11/15 = around 0.733333</output>
<result>11/15 = around 0.733333</result>


学校图书馆有图书若干本，第一次借出150本，第二次又借出余下的(4/9)后，剩下的书恰好是总数的(5/12)，第二次借出多少本？

There are several books in the school library, 150 books are lent out for the first time, and the rest (4/9) are lent out for the second time, the remaining books are exactly the total number (5/12), and the second time the book is lent out How many copies?

<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>
<gadget id="calculator">150 * (4/9)</gadget>
<output>200/3 = around 66.666667</output>
<gadget id="calculator">150 - (200/3)</gadget>
<output>250/3 = around 83.333333</output>
<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>
<gadget id="calculator">1 - (5/12) - (4/9)</gadget>
<output>5/36 = around 0.138889</output>
<gadget id="calculator">(250/3) / (5/36)</gadget>
<output>600</output>
<gadget id="calculator">600 - 150</gadget>
<output>450</output>
<gadget id="calculator">450 * (4/9)</gadget>
<output>200</output>
<result>200</result>


一个圆锥的体积、底面积与另一个圆柱的体积、底面积相等．已知这个圆锥的高是6厘米，那么另一个圆柱的高是多少厘米．

The volume and area of the base of a cone are equal to the volume and area of the base of the other cylinder. Given that the height of the cone is 6 cm, what is the height of the other cylinder in cm?


在运动场的一边插红旗，每隔5米插一面．从一端到另一端一共插了13面，运动场的一边有多长．

Put red flags on one side of the sports field, every 5 meters. A total of 13 sides are inserted from one end to the other. How long is one side of the playground?

<gadget id="calculator">13 - 1</gadget>
<output>12</output>
<gadget id="calculator">5 * 12</gadget>
<output>60</output>
<result>60</result>


王林参加射击比赛，打了20组子弹，每组10发．有10发子弹没有打中目标，请你算一算，王林射击的命中率是多少？

Wang Lin participated in the shooting competition and fired 20 sets of bullets, each with 10 rounds. 10 bullets missed the target, please do the math, what is the hit rate of Wang Lin's shooting?

<gadget id="calculator">20 * 10</gadget>
<output>200</output>
<gadget id="calculator">200 - 10</gadget>
<output>190</output>
<gadget id="calculator">190 / 200</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>


王师傅要做一个无盖的鱼缸，长8分米，宽6分米，深7分米，做这个鱼缸要用玻璃多少平方分米？

Master Wang is going to make a fish tank without a cover, which is 8 decimeters long, 6 decimeters wide, and 7 decimeters deep. How many square decimeters of glass will be used to make this fish tank?

<gadget id="calculator">8 * 6</gadget>
<output>48</output>
<gadget id="calculator">8 * 7</gadget>
<output>56</output>
<gadget id="calculator">6 * 7</gadget>
<output>42</output>
<gadget id="calculator">56 + 42</gadget>
<output>98</output>
<gadget id="calculator">98 * 2</gadget>
<output>196</output>
<gadget id="calculator">48 + 196</gadget>
<output>244</output>
<result>244</result>


工人师傅生产了960个乒乓球，每6个装一盒，每8盒装一箱，一个可以装多少箱？

The master worker produced 960 table tennis balls, each packed in a box of 6, and packed in a box of 8 boxes. How many boxes can one pack?

<gadget id="calculator">8 * 6</gadget>
<output>48</output>
<gadget id="calculator">960 / 48</gadget>
<output>20</output>
<result>20</result>


<gadget id="calculator">8 * 125 * 3</gadget>
<output>3_000</output>
<gadget id="calculator">3_000 - 1_250</gadget>
<output>1_750</output>
<result>1_750</result>


在长10厘米，宽6厘米的长方形上剪掉一个最大的半圆，剩下部分的面积是多少平方厘米？

Cut off the largest semicircle from a rectangle with a length of 10 cm and a width of 6 cm. What is the area of the remaining part in square centimeters?

<gadget id="calculator">10 * 6</gadget>
<output>60</output>
<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">25 / 2</gadget>
<output>25/2 = around 12.5</output>
<gadget id="calculator">3.14 * (25/2)</gadget>
<output>39.25</output>
<gadget id="calculator">60 - 39.25</gadget>
<output>20.75</output>
<result>20.75</result>


有一根绳子长12.56m，用这根绳子在操场上围出一块正方形或圆的空地，通过计算，说明哪个面积最大？

There is a rope with a length of 12.56m. Use this rope to enclose a square or a circle on the playground. Through calculation, which area is the largest?

<gadget id="calculator">12.56 / 4</gadget>
<output>3.14</output>
<gadget id="calculator">12.56 / 2 / 3.14</gadget>
<output>2</output>
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>
<gadget id="calculator">3.14 * 3.14</gadget>
<output>9.8596</output>
<gadget id="calculator">12.56 - 9.8596</gadget>
<output>2.7004</output>
<result>2.7004</result>


某村粮食作物播种面积减少(1/5)，要保持粮食总产量不变，每公顷产量需增加多少．

If the sown area of grain crops in a village is reduced by 1/5, how much should the yield per hectare be increased to keep the total grain output constant?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">1 / (4/5)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">(5/4) - 1</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


<gadget id="calculator">5.2 * 3</gadget>
<output>15.6</output>
<gadget id="calculator">4 * 1.5</gadget>
<output>6</output>
<gadget id="calculator">15.6 - 6</gadget>
<output>9.6</output>
<result>9.6</result>


把3米长的竹竿直立在地面上，测得影长1.2米，同时测得一根旗杆的影长为4.8米，求旗杆的高是多少米？

A 3-meter-long bamboo pole is erected on the ground, and the length of the shadow is measured to be 1.2 meters. At the same time, the length of the shadow of a flagpole is measured to be 4.8 meters. What is the height of the flagpole in meters?

<gadget id="calculator">3 * 4.8</gadget>
<output>14.4</output>
<gadget id="calculator">14.4 / 1.2</gadget>
<output>12</output>
<result>12</result>


一个比的前项是(1/6)，比值是(1/3)，后项是多少．

The former term of a ratio is (1/6), the ratio is (1/3), and what is the latter term.

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">(1/6) / (1/3)</gadget>
<output>1/2 = around 0.5</output>
<result>1/2 = around 0.5</result>


一个圆柱的体积是240立方厘米，高是30厘米，它的底面积是多少平方厘米．

A cylinder has a volume of 240 cubic centimeters and a height of 30 centimeters, what is the area of its base in square centimetres?

<gadget id="calculator">240 / 30</gadget>
<output>8</output>
<result>8</result>


某小学五年级学生超过100人，而不足130人．如果按每组12人分组，多3人；如果按每组8人分，也多3人．这个学校五年级有多少学生？

There are more than 100 fifth-grade students in a certain elementary school, but less than 130. If each group is divided into 12 people, there will be 3 more people; if each group is divided into 8 people, there will be 3 more people. How many fifth graders are there in this school?

<gadget id="calculator">120 + 3</gadget>
<output>123</output>
<result>123</result>


等底等高的圆柱和圆锥体积之和是36立方厘米，那么圆柱和圆锥体积之差是多少立方厘米．

If the sum of the volumes of a cylinder and a cone with the same base and height is 36 cubic centimeters, what is the difference in cubic centimeters between the volumes of the cylinder and the cone?

<gadget id="calculator">3 + 1</gadget>
<output>4</output>
<gadget id="calculator">36 / 4</gadget>
<output>9</output>
<gadget id="calculator">9 * 3</gadget>
<output>27</output>
<gadget id="calculator">27 - 9</gadget>
<output>18</output>
<result>18</result>


有一个长方形，长与宽的比是5：3，如果长增加2厘米，这个新长方形的周长是68厘米，求原长方形的面积．

There is a rectangle whose length to width ratio is 5:3. If the length is increased by 2 cm, the perimeter of the new rectangle is 68 cm. Find the area of the original rectangle.

<gadget id="calculator">2 * 2</gadget>
<output>4</output>
<gadget id="calculator">68 - 4</gadget>
<output>64</output>
<gadget id="calculator">64 / 2</gadget>
<output>32</output>
<gadget id="calculator">5 + 3</gadget>
<output>8</output>
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">32 * (5/8)</gadget>
<output>20</output>
<gadget id="calculator">32 - 20</gadget>
<output>12</output>
<gadget id="calculator">20 * 12</gadget>
<output>240</output>
<result>240</result>


同学们为灾区小捐款，三年级捐了245元，四年级捐的比三年级的3倍少186元．三年级比四年级少捐多少元？

The students donated money to the disaster-stricken area. The third grade donated 245 yuan, and the fourth grade donated 186 yuan, which was three times less than the third grade. How much less does the third grade donate than the fourth grade?

<gadget id="calculator">245 * 3</gadget>
<output>735</output>
<gadget id="calculator">735 - 186 - 245</gadget>
<output>304</output>
<result>304</result>


What is the quotient of (2/9) of 45 divided by the sum of (7/8) and (3/4)? (column calculation)

<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(7/8) + (3/4)</gadget>
<output>13/8 = around 1.625</output>
<gadget id="calculator">(2/9) / (13/8)</gadget>
<output>16/117 = around 0.136752</output>
<gadget id="calculator">45 * (16/117)</gadget>
<output>80/13 = around 6.153846</output>
<result>80/13 = around 6.153846</result>


The (1/(())) of 7.8 is 0.078; what are the 4 tenths written as decimals?


修路队要修一条长650米的路，5天修完．平均每天修多少千米？

The road construction team wants to build a road with a length of 650 meters, which will be completed in 5 days. How many miles per day on average?

<gadget id="calculator">650 / 5</gadget>
<output>130</output>
<result>130</result>


一钢铁厂原计划投资15万元新建一生产线，实际投资了13.8万元，实际投资减少了百分之几？

A steel factory originally planned to invest 150,000 yuan to build a new production line, but actually invested 138,000 yuan. How much has the actual investment decreased?

<gadget id="calculator">15 - 13.8</gadget>
<output>1.2</output>
<gadget id="calculator">1.2 / 15</gadget>
<output>0.08</output>
<result>0.08</result>


把一只羊拴在一块长40米，宽20米的长方形草地上，拴羊的绳子长10米，这只羊最多可以吃到多大面积的草？

If a sheep is tied to a rectangular grass field with a length of 40 meters and a width of 20 meters, and the rope for tying the sheep is 10 meters long, how much grass can the sheep eat at most?

<gadget id="calculator">10 ** 2</gadget>
<output>100</output>
<gadget id="calculator">3.14 * 100</gadget>
<output>314</output>
<result>314</result>


星星大型体操表演队为联络方便，设计了一种联络方式．一旦有事，先由教练同时通知3位队长，这3位队长再分别同时通知3名同学，依此类推，每人再同时通知3个人．如果每同时通知3人共需1分，5分可以通知到多少同学．

The Xingxing Large-scale Gymnastics Performance Team has designed a contact method for the convenience of communication. Once something happens, the coach will notify the 3 captains at the same time, and then the 3 captains will notify the 3 classmates at the same time, and so on, each of them will notify 3 people at the same time. If it takes 1 point to notify 3 people at the same time, how many students can be notified in 5 points.

<gadget id="calculator">3 * 3</gadget>
<output>9</output>
<gadget id="calculator">9 * 3</gadget>
<output>27</output>
<gadget id="calculator">27 * 3</gadget>
<output>81</output>
<gadget id="calculator">81 * 3</gadget>
<output>243</output>
<gadget id="calculator">3 + 9 + 27 + 81 + 243</gadget>
<output>363</output>
<result>363</result>


小东的体重是23千克，爸爸的体重是小东的3倍多5千克．爸爸的体重是多少

Xiaodong's weight is 23 kilograms, and his father's weight is 5 kilograms more than three times that of Xiaodong. how much does dad weigh

<gadget id="calculator">23 * 3</gadget>
<output>69</output>
<gadget id="calculator">69 + 5</gadget>
<output>74</output>
<result>74</result>


<gadget id="calculator">98.1 * 0.01</gadget>
<output>0.981</output>
<gadget id="calculator">0.5 * 98.1</gadget>
<output>49.05</output>
<gadget id="calculator">0.49 * 98.1</gadget>
<output>48.069</output>
<gadget id="calculator">0.981 + 49.05 + 48.069</gadget>
<output>98.1</output>
<result>98.1</result>


We stipulate that the symbol "○" indicates the operation of selecting the larger number of the two numbers, for example: 3.5○2.9=2.9○3.5=3.5. The symbol "△" indicates the operation of selecting the smaller of the two numbers, for example: 3.5△2.9=2.9△3.5=2.9. Please calculate: (((0.625△(23/33))*((155/384)00.4))/(((1/3)00.3)+((235/104)△2.25))).

<gadget id="calculator">0.65 * 0.4</gadget>
<output>0.26</output>
<gadget id="calculator">0.3 + 2.25</gadget>
<output>2.55</output>
<gadget id="calculator">0.26 / 2.55</gadget>
<output>0.101961</output>
<result>0.101961</result>


假期时间，王叔叔要去青岛旅游．王叔叔家到青岛825千米，他坐火车3小时行了495千米．王叔叔还需几小时到达青岛？

During the holiday, Uncle Wang is going to Qingdao for a trip. Uncle Wang’s home is 825 kilometers away from Qingdao, and he traveled 495 kilometers in 3 hours by train. How many hours will it take for Uncle Wang to arrive in Qingdao?

<gadget id="calculator">825 - 495</gadget>
<output>330</output>
<gadget id="calculator">495 / 3</gadget>
<output>165</output>
<gadget id="calculator">330 / 165</gadget>
<output>2</output>
<result>2</result>


某种植专业户运来一批农药，第一天用去总数的(4/7)，比第二天用去的2倍还多12千克，这时用去的与余下的农药比是27：8，这批农药有多少千克．

professional planting household shipped a batch of pesticides. The total amount (4/7) was used on the first day, which was 12 kg more than twice the amount used on the second day. The ratio of the pesticides used to the remaining pesticides at this time was 27:8 , How many kilograms of this batch of pesticides.

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>
<gadget id="calculator">27 + 8</gadget>
<output>35</output>
<gadget id="calculator">27 / 35</gadget>
<output>27/35 = around 0.771429</output>
<gadget id="calculator">(27/35) - (4/7)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/5) * 2</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(4/7) - (2/5)</gadget>
<output>6/35 = around 0.171429</output>
<gadget id="calculator">12 / (6/35)</gadget>
<output>70</output>
<result>70</result>


妈妈买来苹果和梨两种水果．苹果与梨个数的比是4：5．当吃了2个苹果后，苹果占梨的(2/3)，妈妈买了多少个梨？

Mom bought two kinds of fruit, apples and pears. The ratio of apples to pears is 4:5. After eating 2 apples, the apples account for 2/3 of the pears. How many pears did my mother buy?

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(4/5) - (2/3)</gadget>
<output>2/15 = around 0.133333</output>
<gadget id="calculator">2 / (2/15)</gadget>
<output>15</output>
<result>15</result>


王大爷用篱笆靠一面墙围一个长方形菜园，菜园的长是12米，宽是8米，最少要用篱笆多少米．

Uncle Wang surrounded a rectangular vegetable garden with a fence against one wall. The length of the vegetable garden is 12 meters and the width is 8 meters. How many meters should the fence be at least?

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


一天，某公司实到40人，因雾霾影响请病假和事假共10人，该公司当天的出勤率是多少

One day, there were 40 people in a company, and a total of 10 people took sick leave and personal leave due to the smog. What is the attendance rate of the company that day?

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


一张长方形纸长42cm，宽30cm，要把这张纸裁成大小相等的35个正方形而没有剩余，正方形边长最大是多少cm．

A piece of rectangular paper is 42cm long and 30cm wide. If you want to cut this piece of paper into 35 squares of equal size, what is the maximum side length of the square in cm?

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


甲数是50，比乙数多20%．求乙数是多少？列式为多少

A's number is 50, which is 20% more than B's number. What is the number of B? What is the column

<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">50 / (6/5)</gadget>
<output>125/3 = around 41.666667</output>
<result>125/3 = around 41.666667</result>


李大爷家有一块圆形苗圃，苗圃的直径是10米．现在他想在苗圃周围加宽2米，苗圃的面积增加了多少？

Uncle Li’s family has a circular nursery with a diameter of 10 meters. Now he wants to widen 2 meters around the nursery, how much does the area of the nursery increase?

<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 + 2</gadget>
<output>7</output>
<gadget id="calculator">7 ** 2</gadget>
<output>49</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">49 - 25</gadget>
<output>24</output>
<gadget id="calculator">3.14 * 24</gadget>
<output>75.36</output>
<result>75.36</result>


一列火车长160米，以每分钟0.8千米的速度通过一座大桥，从车头上桥到车尾离开桥共用了2.1分钟．这座大桥长多少米？

train is 160 meters long and passes a bridge at a speed of 0.8 kilometers per minute. It takes 2.1 minutes from the front of the train to the bridge to the rear of the train leaving the bridge. How long is the bridge in meters?

<gadget id="calculator">2.1 * 0.8 * 1_000</gadget>
<output>1_680</output>
<gadget id="calculator">1_680 - 160</gadget>
<output>1_520</output>
<result>1_520</result>


妈妈买了9.5千克的苹果，交给售货员30元，找回7.20元，买苹果花了多少元？

Mom bought 9.5 kilograms of apples, handed them to the salesperson for 30 yuan, and got back 7.20 yuan. How much did you spend on the apples?

<gadget id="calculator">30 - 7.2</gadget>
<output>22.8</output>
<result>22.8</result>


甲数+乙数=28，甲数：乙数=4：3，甲数比乙数多多少(填分数)．

A number + B number = 28, A number: B number = 4: 3, how much more A number than B number (fill in the score).

<gadget id="calculator">4 - 3</gadget>
<output>1</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<result>1/3 = around 0.333333</result>


奇思所在的组共有6人，其中女生占50%，女生有多少人？

There are 6 people in Qisi's group, 50% of whom are girls. How many girls are there?

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">6 * (1/2)</gadget>
<output>3</output>
<result>3</result>


甲、乙两缸有金鱼若干条，甲缸占总数的60%，从乙缸取出12条放入甲缸，这时乙缸的占甲缸的(1/4)，问甲缸原来多少条？

There are several goldfishes in tanks A and B. Tank A accounts for 60% of the total. Take out 12 goldfish from tank B and put them into tank A. At this time, tank B accounts for 1/4 of tank A. How many goldfish were there in tank A? ?

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 + 4</gadget>
<output>5</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (3/5) - (1/5)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">12 / (1/5)</gadget>
<output>60</output>
<gadget id="calculator">60 * (3/5)</gadget>
<output>36</output>
<result>36</result>


有一个站了3层人的"中空方阵"．最外层每边站10人．算一算：全阵共站了多少人？

There is a "hollow phalanx" with 3 layers of people standing. 10 people stand on each side of the outermost layer. Do the math: How many people are there in total?

<gadget id="calculator">10 - 3</gadget>
<output>7</output>
<gadget id="calculator">7 * 3 * 4</gadget>
<output>84</output>
<result>84</result>


一根钢管，外直径4分米，内直径2分米，长3米，每立方分米钢重7.8千克，这根钢管重多少千克？

A steel pipe has an outer diameter of 4 decimeters, an inner diameter of 2 decimeters, and a length of 3 meters. Each cubic decimeter of steel weighs 7.8 kilograms. How much does this steel pipe weigh?

<gadget id="calculator">4 / 2</gadget>
<output>2</output>
<gadget id="calculator">2 / 2</gadget>
<output>1</output>
<gadget id="calculator">3.14 * 1 * 3 * 10 * 7.8</gadget>
<output>734.76</output>
<result>734.76</result>


三年级同学去果园劳动，男同学有75人，女同学有69人．8个同学分成一组，一共分了多少组？

The third grade students went to work in the orchard. There were 75 male students and 69 female students. 8 students are divided into one group, how many groups are divided in total?

<gadget id="calculator">75 + 69</gadget>
<output>144</output>
<gadget id="calculator">144 / 8</gadget>
<output>18</output>
<result>18</result>


有28个小朋友排成一路纵队，每2个小朋友之间相距1米．这路纵队全长大约多少米．

There are 28 children lined up in a column, and the distance between every 2 children is 1 meter. How many meters is the total length of this column?

<gadget id="calculator">28 - 1</gadget>
<output>27</output>
<gadget id="calculator">27 * 1</gadget>
<output>27</output>
<result>27</result>


一个数乘它的倒数所得的积，再加上2008，和是多少．

What is the product of a number multiplied by its reciprocal, plus 2008?

<gadget id="calculator">2_008 + 1</gadget>
<output>2_009</output>
<result>2_009</result>


三年级的同学乘4辆汽车去春游，前3辆车各坐32人，第4辆车坐30人，这次春游一共多少人？

The third grade students take 4 cars to go to the spring outing. The first 3 cars each take 32 people, and the fourth car takes 30 people. How many people are there in this spring outing?

<gadget id="calculator">32 * 3</gadget>
<output>96</output>
<gadget id="calculator">96 + 30</gadget>
<output>126</output>
<result>126</result>


甲、乙两车同时从A、B两地相对开出，2小时后相遇．相遇后两车继续前行，当甲车到达B地时，乙车离A地还有80千米，已知甲乙两车的速度之比是3：2，求A、B两地间的路程．

Cars A and B leave opposite places at the same time from places A and B, and meet each other 2 hours later. After meeting, the two cars continue to move forward. When car A arrives at point B, car B is still 80 kilometers away from point A. It is known that the ratio of the speeds of cars A and B is 3:2. Find the distance between points A and B. ．

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">1 - (2/3)</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">80 / (1/3)</gadget>
<output>240</output>
<result>240</result>


工地上运来三车水果，第一车运来1875千克，第二车运来1368千克，第三车运来1125千克，三车一共运来多少千克水果？

Three truckloads of fruit were shipped to the construction site. The first truckload was 1875kg, the second truckload was 1368kg, and the third truckload was 1125kg. How many kilograms of fruit did the three truckloads bring in total?

<gadget id="calculator">1_875 + 1_368 + 1_125</gadget>
<output>4_368</output>
<result>4_368</result>


小强骑自行车从家出发到图书馆，每分钟行180米，12分钟后离图书馆还有1680米．小强家到图书馆一共有多少米？

Xiaoqiang rides a bicycle from home to the library, traveling 180 meters per minute, and 1680 meters away from the library in 12 minutes. How many meters is it from Xiaoqiang's house to the library?

<gadget id="calculator">12 * 180</gadget>
<output>2_160</output>
<gadget id="calculator">2_160 + 1_680</gadget>
<output>3_840</output>
<result>3_840</result>


百灵电器商厦同时卖出两件商品，一件300元，赚了20%，另一件360元，亏了20%．百灵电器商厦最终是亏了还是赚了？

Bailing Electrical Appliances Mall sold two products at the same time, one for 300 yuan, making a profit of 20%, and the other for 360 yuan, making a loss of 20%. Did Bailing Electrical Appliances Mall lose money or make money in the end?

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">360 / (4/5)</gadget>
<output>450</output>
<gadget id="calculator">450 - 360</gadget>
<output>90</output>
<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">300 / (6/5)</gadget>
<output>250</output>
<gadget id="calculator">300 - 250</gadget>
<output>50</output>
<gadget id="calculator">90 - 50</gadget>
<output>40</output>
<result>40</result>


一个长方体的长和宽都是5cm，高是3cm，则这个长方体的棱长总和是多少．

If the length and width of a cuboid are both 5 cm and the height is 3 cm, what is the sum of the lengths of the sides of the cuboid?

<gadget id="calculator">5 + 5 + 3</gadget>
<output>13</output>
<gadget id="calculator">13 * 4</gadget>
<output>52</output>
<result>52</result>


36□/2，要使商的末尾是0，□里可以填多少

36□/2, if the end of the quotient is 0, how much can be filled in □


18个小朋友聚会，每两人握一次手，一共握手多少次？

There are 18 children in a party, and every two people shake hands once, how many handshakes in total?

<gadget id="calculator">18 - 1</gadget>
<output>17</output>
<gadget id="calculator">17 / 2</gadget>
<output>17/2 = around 8.5</output>
<gadget id="calculator">18 * (17/2)</gadget>
<output>153</output>
<result>153</result>


一个数除以6，商和余数都是8，被除数是多少．

When a number is divided by 6, the quotient and remainder are both 8, what is the dividend?

<gadget id="calculator">6 * 8</gadget>
<output>48</output>
<gadget id="calculator">48 + 8</gadget>
<output>56</output>
<result>56</result>


修路队修一段公路．第一天修这段公路的(1/3)，第二天修这段公路的40%，第二天比第一天多修30米．这段公路长多少米？

The road repair team repaired a section of the road. On the first day (1/3) of this road was repaired, 40% of this road was repaired on the second day, and 30 meters more were repaired on the second day than on the first day. How many meters is this road?

<gadget id="calculator">40 / 100</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>


正方形的花圃每条边长8米，在花圃四周围上栏杆，那么需要多少米的栏杆？

Each side of a square flowerbed is 8 meters long, and railings are placed around the flowerbed, how many meters of railings are needed?

<gadget id="calculator">8 * 4</gadget>
<output>32</output>
<result>32</result>


甲数是8，乙数是甲数的15倍，丙数是乙的4倍，丙数是多少．

The number of A is 8, the number of B is 15 times that of A, and the number of C is 4 times that of B. What is the number of C?

<gadget id="calculator">15 * 8 * 4</gadget>
<output>480</output>
<result>480</result>


下面算式得数大于100的是多少

What is the number greater than 100 in the following formula?

<gadget id="calculator">146 - 38</gadget>
<output>108</output>
<result>108</result>


用铁片做一个高是40厘米的圆柱形油桶，底面半径是10厘米，制成这个油桶至少需要多少平方分米的铁片？

Make a cylindrical oil drum with a height of 40 cm and a bottom radius of 10 cm with iron sheets. How many square decimeters of iron sheets are needed to make this oil drum?

<gadget id="calculator">2 * 3.14 * 10 * 40</gadget>
<output>2_512</output>
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>
<gadget id="calculator">3.14 * 100 * 2</gadget>
<output>628</output>
<gadget id="calculator">2_512 + 628</gadget>
<output>3_140</output>
<gadget id="calculator">3_140 / 100</gadget>
<output>157/5 = around 31.4</output>
<result>157/5 = around 31.4</result>


一个圆的周长是18.84厘米，它的半径是多少厘米．

The circumference of a circle is 18.84 cm, what is its radius in cm.

<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</output>
<result>3</result>


一个三角形的底是24分米，高是底的2倍，这个三角形的面积是多少平方分米？

The base of a triangle is 24 decimeters, and the height is twice the base. What is the area of the triangle?

<gadget id="calculator">24 / 2</gadget>
<output>12</output>
<gadget id="calculator">24 * 2 * 12</gadget>
<output>576</output>
<result>576</result>


画出一个圆的周长是18.84厘米，那么圆规两脚间的距离是多少．

If the circumference of a circle is 18.84 cm, what is the distance between the two feet of the compass?


在一条长42米的大路两侧栽树，从起点到终点一共栽了14棵，已知相邻两棵树之间的距离都相等，问相邻两棵树之间的距离是多少米？

Plant trees on both sides of a 42-meter-long road. There are 14 trees planted from the beginning to the end. It is known that the distance between two adjacent trees is equal. How many meters is the distance between two adjacent trees?

<gadget id="calculator">14 / 2</gadget>
<output>7</output>
<gadget id="calculator">7 - 1</gadget>
<output>6</output>
<gadget id="calculator">42 / 6</gadget>
<output>7</output>
<result>7</result>


用5个空瓶可以换1瓶汽水，某班同学喝了161瓶汽水，其中有一些是用空瓶换的，那么他至少要买多少瓶汽水．

5 empty bottles can be exchanged for 1 bottle of soda. A classmate drank 161 bottles of soda, some of which were exchanged with empty bottles. Then how many bottles of soda should he buy at least?


小美重28.6千克，小文重32.7千克，小艾重25.4千克．他们三人共重多少千克？

Xiao Mei weighs 28.6 kg, Xiao Wen weighs 32.7 kg, and Xiao Ai weighs 25.4 kg. How many kilograms do the three of them weigh together?

<gadget id="calculator">28.6 + 32.7 + 25.4</gadget>
<output>86.7</output>
<result>86.7</result>


小红家有一些大米，爸爸说："已经吃了20%．"妈妈说："如果再买进15千克，就和原来一样多．"小红家原来有多少千克大米？

Xiaohong's family has some rice, and her father said: "20% of it has been eaten." Mom said: "If you buy another 15 kilograms, it will be the same as before." How many kilograms of rice did Xiaohong's family originally have?

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">15 / (1/5)</gadget>
<output>75</output>
<result>75</result>


木材公司堆放了一堆木料，小明数了数，最顶层有10根，每下面一层比上面一层多1根，共有6层．请你根据小明得到的信息，算一算这堆木料共有多少根．

The lumber company piled up a pile of wood, and Xiao Ming counted it. There are 10 on the top layer, and each lower layer has one more than the upper layer, and there are 6 layers in total. Please calculate how many pieces of this pile of wood there are based on the information Xiaoming got.

<gadget id="calculator">6 - 1</gadget>
<output>5</output>
<gadget id="calculator">10 + 10 + 5</gadget>
<output>25</output>
<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">25 * 3</gadget>
<output>75</output>
<result>75</result>


第一果园里共有果树420棵，其中苹果树占(3/7)，第一果园苹果树有多少棵？

There are 420 fruit trees in the first orchard, among which apple trees account for (3/7). How many apple trees are there in the first orchard?

<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">420 * (3/7)</gadget>
<output>180</output>
<result>180</result>


上层书比下层书多12本，要从上层移多少本书到下层，才能使两层书一样多．

There are 12 more books on the upper layer than on the lower layer. How many books must be moved from the upper layer to the lower layer to make the two layers have the same number of books.

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


把一根长48cm的铁丝折成一个最大的正方体，这个正方体的体积是多少cm**3．

Fold a 48cm long iron wire into the largest cube, what is the volume of this cube in cm**3.

<gadget id="calculator">48 / 12</gadget>
<output>4</output>
<gadget id="calculator">4 * 4 * 4</gadget>
<output>64</output>
<result>64</result>


一块梯形果园，上底长150米，下底长180米，高60米．每棵果树占地9平方米，这个果园共有果树多少棵？

A trapezoidal orchard, the upper base is 150 meters long, the lower base is 180 meters long, and the height is 60 meters. Each fruit tree covers an area of 9 square meters. How many fruit trees are there in this orchard?

<gadget id="calculator">150 + 180</gadget>
<output>330</output>
<gadget id="calculator">60 / 2 / 9</gadget>
<output>10/3 = around 3.333333</output>
<gadget id="calculator">330 * (10/3)</gadget>
<output>1_100</output>
<result>1_100</result>


老师带6名学生去武夷山旅游，往返交通费要用多少钱？(单程票价成人每人141.5元，儿童半价)

The teacher takes 6 students to travel to Wuyi Mountain. How much is the round-trip transportation fee? (one-way fare is 141.5 yuan per adult, half price for children)

<gadget id="calculator">141.5 / 2</gadget>
<output>70.75</output>
<gadget id="calculator">70.75 * 6</gadget>
<output>424.5</output>
<gadget id="calculator">141.5 + 424.5</gadget>
<output>566</output>
<gadget id="calculator">566 * 2</gadget>
<output>1_132</output>
<result>1_132</result>


在比例尺1：30000000的地图上，量得甲、乙两地距离为5.5厘米，一辆汽车按3：2两天完成全程，第二天行的路程是多少千米．

On a map with a scale of 1:30000000, the distance between A and B is 5.5 cm. If a car completes the whole journey in two days at 3:2, how many kilometers will it travel the next day?

<gadget id="calculator">3 + 2</gadget>
<output>5</output>
<gadget id="calculator">5.5 / 100_000 / 5</gadget>
<output>0.000011</output>
<gadget id="calculator">30_000_000 * 0.000011 * 2</gadget>
<output>660</output>
<result>660</result>


一件商品打六折后，售价是18元．如果按原价卖出，可以多卖多少元．

After a 40% discount on a product, the selling price is 18 yuan. If it is sold at the original price, how much more can it be sold for?

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">18 / (3/5)</gadget>
<output>30</output>
<gadget id="calculator">30 - 18</gadget>
<output>12</output>
<result>12</result>


一根电线，第一次用去它的(1/8)，第二次用去余下的(1/2)，还剩40m，这根电线原来长多少米？

A wire, its (1/8) is used for the first time, and the remaining (1/2) is used for the second time, leaving 40m. How long is this wire originally?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">1 - (1/8)</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">40 / (1/2) / (7/8)</gadget>
<output>640/7 = around 91.428571</output>
<result>640/7 = around 91.428571</result>


六一儿童节，园博园师生购票优惠，李老师带领大家去玩，4张票只需要36元，李老师买票共花了72元，他们一共去了多少人？

On Children's Day, teachers and students in the Garden Expo had a discount on tickets. Teacher Li led everyone to play. The 4 tickets only cost 36 yuan. Teacher Li spent a total of 72 yuan on the tickets. How many people did they go?

<gadget id="calculator">36 / 4</gadget>
<output>9</output>
<gadget id="calculator">72 / 9</gadget>
<output>8</output>
<result>8</result>


一根长1米2分米的木料，把它截成两段，表面积增加了24平方厘米，这根木料原来的体积是多少平方厘米．

A piece of wood with a length of 1 meter and 2 decimeters is cut into two pieces, and the surface area increases by 24 square centimeters. What is the original volume of this wood in square centimeters?

<gadget id="calculator">24 / 2</gadget>
<output>12</output>
<gadget id="calculator">12 * 12 * 10</gadget>
<output>1_440</output>
<result>1_440</result>


假如小麦的出粉率是85%，那么用400吨小麦可以磨出多少吨面粉？

If the flour extraction rate of wheat is 85%, how many tons of flour can be milled with 400 tons of wheat?

<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>
<gadget id="calculator">400 * (17/20)</gadget>
<output>340</output>
<result>340</result>


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


在一幅地图上，用2厘米的线段表示40千米的实际距离．这幅地图的比例尺是多少

On a map, the actual distance of 40 km is represented by a line segment of 2 cm. what is the scale of this map

<gadget id="calculator">2 / 4_000_000</gadget>
<output>1/2_000_000 = around 0</output>
<result>1/2_000_000 = around 0</result>


小华家到学校的路程是780米．他用13分钟从家走到学校，平均速度是多少米/分？

The distance from Xiaohua's home to the school is 780 meters. It takes him 13 minutes to walk from home to school, what is the average speed in m/min?

<gadget id="calculator">780 / 13</gadget>
<output>60</output>
<result>60</result>


五年一班有学生40人，其中男生22人，女生占全班人数的多少．

There are 40 students in the first class of five years, including 22 boys, how many girls account for the whole class.

<gadget id="calculator">40 - 22</gadget>
<output>18</output>
<gadget id="calculator">18 / 40</gadget>
<output>9/20 = around 0.45</output>
<result>9/20 = around 0.45</result>


工程队铺一段210米的路面，3天就铺了90米．照这样计算，铺这条路一共需要多少天？

The engineering team paved a section of 210 meters of road surface, and paved 90 meters in 3 days. According to this calculation, how many days will it take to pave this road?

<gadget id="calculator">90 / 3</gadget>
<output>30</output>
<gadget id="calculator">210 / 30</gadget>
<output>7</output>
<result>7</result>


小林的妈妈在农业银行买了6000元国家建设债券，定期3年，年利率为8.9%，到期她可获得利息多少元？

Xiaolin's mother bought 6,000 yuan of national construction bonds from the Agricultural Bank, fixed for 3 years, with an annual interest rate of 8.9%, how much interest can she get when it expires?

<gadget id="calculator">8.9 / 100</gadget>
<output>0.089</output>
<gadget id="calculator">6_000 * 0.089 * 3</gadget>
<output>1_602</output>
<result>1_602</result>


有一桶油，第一周用去了40%，第二周用去了43千克，还剩17千克．这桶油原来有多少千克？

There is a barrel of oil, 40% of which was used up in the first week, and 43 kg was used up in the second week, leaving 17 kg. How many kilograms is this barrel of oil originally?

<gadget id="calculator">43 + 17</gadget>
<output>60</output>
<gadget id="calculator">40 / 100</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">60 / (3/5)</gadget>
<output>100</output>
<result>100</result>


王叔叔在山坡上栽了500棵树苗，死了5棵，王叔叔的这批树苗的成活率是多少？

Uncle Wang planted 500 saplings on the hillside, and 5 of them died. What is the survival rate of Uncle Wang's saplings?

<gadget id="calculator">500 - 5</gadget>
<output>495</output>
<gadget id="calculator">495 / 500</gadget>
<output>99/100 = around 0.99</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(99/100) * 1</gadget>
<output>99/100 = around 0.99</output>
<result>99/100 = around 0.99</result>


黄帝故里上午有183名游客，到中午走了一些，下午又来了127名，这时故里正好有200名游客．中午走了多少名游客？

There were 183 tourists in the hometown of the Yellow Emperor in the morning, some walked away at noon, and another 127 tourists came in the afternoon. At this time, there were exactly 200 tourists in the hometown. How many tourists left at noon?

<gadget id="calculator">127 - 200</gadget>
<output>-73</output>
<gadget id="calculator">183 + (-73)</gadget>
<output>110</output>
<result>110</result>


已知甲乙两数和是650，乙丙两数和是350，如果甲丙之比为4：1，那么甲数是多少．

It is known that the sum of A and B is 650, and the sum of B and C is 350. If the ratio of A and C is 4:1, what is the number of A?

<gadget id="calculator">650 - 350</gadget>
<output>300</output>
<gadget id="calculator">4 - 1</gadget>
<output>3</output>
<gadget id="calculator">300 / 3</gadget>
<output>100</output>
<gadget id="calculator">100 * 4</gadget>
<output>400</output>
<result>400</result>


体育场的环形跑道长400米，小刚和小华在跑道的同一起跑线上，同时向相反方向起跑，小刚每分钟跑152米，小华每分钟跑148米．多少分钟后他们第3次相遇．

The circular runway of the stadium is 400 meters long. Xiaogang and Xiaohua start running in opposite directions on the same starting line of the runway. Xiaogang runs 152 meters per minute, and Xiaohua runs 148 meters per minute. How many minutes later they met for the third time.

<gadget id="calculator">400 * 3</gadget>
<output>1_200</output>
<gadget id="calculator">152 + 148</gadget>
<output>300</output>
<gadget id="calculator">1_200 / 300</gadget>
<output>4</output>
<result>4</result>


实验小学低年级有学生144人，中年级学生人数是低年级的(7/8)，中年级学生人数正好是全校全校总人数的(1/5)，实验小学共有多少学生？

There are 144 students in the lower grades of the experimental primary school, the number of middle-grade students is the lower grade (7/8), and the number of middle-grade students is exactly (1/5) of the total number of the whole school. How many students are there in the experimental primary school?

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(7/8) / (1/5)</gadget>
<output>35/8 = around 4.375</output>
<gadget id="calculator">144 * (35/8)</gadget>
<output>630</output>
<result>630</result>


一个圆柱体粮囤，底面直径4米，高3米，装满小麦后，又在囤上面最大限度地堆成一个0.6米高的圆锥．每立方米小麦重750千克，小麦磨成面粉的出粉率是85%，这堆小麦可出面粉多少千克．

A cylindrical grain storehouse with a bottom diameter of 4 meters and a height of 3 meters. After being filled with wheat, a cone with a height of 0.6 meters is piled on top of the storehouse to the maximum extent. Each cubic meter of wheat weighs 750 kilograms, and the yield of wheat flour is 85%, how many kilograms of flour can be produced from this pile of wheat.

<gadget id="calculator">4 / 2</gadget>
<output>2</output>
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">3.14 * 4 * 3</gadget>
<output>37.68</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">(1/3) * 3.14 * 4 * 0.6</gadget>
<output>2.512</output>
<gadget id="calculator">37.68 + 2.512</gadget>
<output>40.192</output>
<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>
<gadget id="calculator">40.192 * 750 * (17/20)</gadget>
<output>25_622.4</output>
<result>25_622.4</result>


一个长方形花坛的长是5米，长比宽长2米．这个花坛的周长是多少？

The length of a rectangular flower bed is 5 meters, and the length is 2 meters longer than the width. What is the perimeter of this flower bed?

<gadget id="calculator">5 - 2</gadget>
<output>3</output>
<gadget id="calculator">5 + 3</gadget>
<output>8</output>
<gadget id="calculator">8 * 2</gadget>
<output>16</output>
<result>16</result>


用56分米长的铁丝围城一个长方形，长方形的长是宽的(4/3)倍，这个长方形的面积是多少？

Use 56 decimeters of iron wire to surround a rectangle. The length of the rectangle is (4/3) times the width. What is the area of the rectangle?

<gadget id="calculator">56 / 2</gadget>
<output>28</output>
<gadget id="calculator">4 / 3</gadget>
<output>4/3 = around 1.333333</output>
<gadget id="calculator">(4/3) + 1</gadget>
<output>7/3 = around 2.333333</output>
<gadget id="calculator">28 / (7/3)</gadget>
<output>12</output>
<gadget id="calculator">12 * (4/3) * 12</gadget>
<output>192</output>
<result>192</result>


向阳村要修一条长1450米的水渠，3天已经修了174米，按这样的进度，几天可以修完？

Xiangyang Village needs to build a 1,450-meter-long canal, and 174 meters have been built in 3 days. According to this progress, how many days can it be completed?

<gadget id="calculator">174 / 3</gadget>
<output>58</output>
<gadget id="calculator">1_450 / 58</gadget>
<output>25</output>
<result>25</result>


一个环形，外圆半径是8厘米，内圆直径是10厘米，这个环形的面积是多少平方厘米．

A ring has an outer radius of 8 cm and an inner diameter of 10 cm. What is the area of the ring in square centimetres?

<gadget id="calculator">8 ** 2</gadget>
<output>64</output>
<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">64 - 25</gadget>
<output>39</output>
<gadget id="calculator">3.14 * 39</gadget>
<output>122.46</output>
<result>122.46</result>


四1班全体同学站成一排，当从左往右报数时，小华报：18；当从右往左报数时，小华报：13．那么，该班有学生多少名．

All the students in class 4 and 1 stand in a row. When counting from left to right, Xiaohua newspaper: 18; when counting from right to left, Xiaohua newspaper: 13. So, how many students are there in this class?

<gadget id="calculator">17 + 12 + 1</gadget>
<output>30</output>
<result>30</result>


某超市五一搞活动，一律八折优惠，小刚买了一个文具盒，省了3.6元，文具盒原价多少元？

A certain supermarket held a May Day event, offering a 20% discount. Xiaogang bought a pencil case and saved 3.6 yuan. How much is the original price of the pencil case?

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">1 - (4/5)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">3.6 / (1/5)</gadget>
<output>18</output>
<result>18</result>


下面的算式中和2.4/0.5=4.8的商相等的算式是多少

What is the formula equal to the quotient of 2.4/0.5=4.8 in the following formula

<gadget id="calculator">2.4 / 0.5</gadget>
<output>4.8</output>
<result>4.8</result>


<gadget id="calculator">99 + 1</gadget>
<output>100</output>
<gadget id="calculator">2 * 99</gadget>
<output>198</output>
<gadget id="calculator">198 + 1</gadget>
<output>199</output>
<gadget id="calculator">199 / 6</gadget>
<output>199/6 = around 33.166667</output>
<gadget id="calculator">99 * 100 * (199/6)</gadget>
<output>328_350</output>
<gadget id="calculator">1 + 99</gadget>
<output>100</output>
<gadget id="calculator">99 / 2</gadget>
<output>99/2 = around 49.5</output>
<gadget id="calculator">100 * (99/2)</gadget>
<output>4_950</output>
<gadget id="calculator">328_350 + 4_950</gadget>
<output>333_300</output>
<result>333_300</result>


在这○；○9；○68三个数中；它们的平均数是217，则圆圈内的数字的和是多少．

Among the three numbers ○; ○9; ○68; their average is 217, what is the sum of the numbers in the circle.

<gadget id="calculator">4 + 7 + 5</gadget>
<output>16</output>
<result>16</result>


一个数的(5/8)是(1/6)，这个数是多少．

(5/8) of a number is (1/6), what is this number?

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">(1/6) / (5/8)</gadget>
<output>4/15 = around 0.266667</output>
<result>4/15 = around 0.266667</result>


甲乙两人在一个长400米的环形跑道上从一点同时反向而行，甲每分钟走45米，乙每分钟走35米，多少分钟后两人第二次相遇？

Two people, A and B, walk in opposite directions at the same time from one point on a 400-meter-long circular runway. A walks 45 meters per minute, and B walks 35 meters per minute. How many minutes later will the two meet for the second time?

<gadget id="calculator">45 + 35</gadget>
<output>80</output>
<gadget id="calculator">2 / 80</gadget>
<output>1/40 = around 0.025</output>
<gadget id="calculator">400 * (1/40)</gadget>
<output>10</output>
<result>10</result>


一个平行四边形果园里有果树320棵，平均每棵占地4平方米，平行四边形的底是80米，平行四边形的高是多少米？

There are 320 fruit trees in a parallelogram orchard, and each tree covers an average area of 4 square meters. The base of the parallelogram is 80 meters. How many meters is the height of the parallelogram?

<gadget id="calculator">4 / 80</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">320 * (1/20)</gadget>
<output>16</output>
<result>16</result>


一个长方体的长、宽、高的比是3：2：1，这个长方体的棱长总和是48厘米，它的体积是多少立方厘米．

The ratio of length, width, and height of a cuboid is 3:2:1, and the sum of the lengths of the sides of this cuboid is 48 cm. What is its volume in cubic centimeters?

<gadget id="calculator">3 + 2 + 1</gadget>
<output>6</output>
<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) / 4</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">(1/3) / 4</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">48 * (1/12)</gadget>
<output>4</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">(1/6) / 4</gadget>
<output>1/24 = around 0.041667</output>
<gadget id="calculator">48 * (1/8) * 4 * 48 * (1/24)</gadget>
<output>48</output>
<result>48</result>


爸爸每月节省50元钱，买一台1200元的冰箱，需积攒多少年．

Dad saves 50 yuan a month, and how many years does it take to buy a 1,200 yuan refrigerator?

<gadget id="calculator">1_200 / 50 / 12</gadget>
<output>2</output>
<result>2</result>


一位农民卖鸡蛋，第一次卖去篮中的一半又1个，第二次卖去剩下的一半又1个后，剩下一个．请问：篮中原有多少个鸡蛋．

A farmer sells eggs, half of the eggs in the basket are sold for the first time, and one is left after selling the remaining half and one for the second time. Question: How many eggs are there in the basket?

<gadget id="calculator">1 + 1</gadget>
<output>2</output>
<gadget id="calculator">2 * 2</gadget>
<output>4</output>
<gadget id="calculator">4 + 1</gadget>
<output>5</output>
<gadget id="calculator">5 * 2</gadget>
<output>10</output>
<result>10</result>


一种电子产品，原价每台5000元，现在降低到3000元．降价百分之几？

An electronic product whose original price was 5,000 yuan per unit is now reduced to 3,000 yuan. How much is the price cut?

<gadget id="calculator">5_000 - 3_000</gadget>
<output>2_000</output>
<gadget id="calculator">2_000 / 5_000</gadget>
<output>2/5 = around 0.4</output>
<result>2/5 = around 0.4</result>


施工队修筑一条长2600米的路基，它的横截面是梯形，上底14米，下底16米，高0.8米，一共需要挖土石多少立方米？

The construction team built a 2,600-meter-long embankment. Its cross-section is trapezoidal, with an upper base of 14 meters, a lower base of 16 meters, and a height of 0.8 meters. How many cubic meters of earth and stone do we need to dig?

<gadget id="calculator">14 + 16</gadget>
<output>30</output>
<gadget id="calculator">0.8 / 2</gadget>
<output>0.4</output>
<gadget id="calculator">30 * 0.4 * 2_600</gadget>
<output>31_200</output>
<result>31_200</result>


乙车的速度比甲车慢(1/5)，已知甲车2小时行90千米，乙车每小时行多少千米？

The speed of car B is slower than that of car A (1/5). It is known that car A travels 90 kilometers in 2 hours. How many kilometers does car B travel per hour?

<gadget id="calculator">90 / 2</gadget>
<output>45</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">45 * (4/5)</gadget>
<output>36</output>
<result>36</result>


修一条公路，第一周修了150米，第二周修了70米，这时还剩(1/5)没有修，这条公路全长多少米？

To build a road, 150 meters were built in the first week, and 70 meters in the second week. At this time, there is still (1/5) unrepaired. How many meters is the total length of this road?

<gadget id="calculator">150 + 70</gadget>
<output>220</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">220 / (4/5)</gadget>
<output>275</output>
<result>275</result>


向阳小学六年级学生参加今年体育考核的人数比去年体育达标人数多40%，今年体育达标率是90%，今年体育达标人数是去年体育达标人数的百分之几？

The number of students in the sixth grade of Xiangyang Primary School participating in the physical examination this year is 40% more than that of last year's sports standard. This year's sports standard rate is 90%.

<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 + (2/5)</gadget>
<output>7/5 = around 1.4</output>
<gadget id="calculator">100 * (7/5)</gadget>
<output>140</output>
<gadget id="calculator">90 / 100</gadget>
<output>9/10 = around 0.9</output>
<gadget id="calculator">140 * (9/10)</gadget>
<output>126</output>
<gadget id="calculator">126 / 100</gadget>
<output>63/50 = around 1.26</output>
<result>63/50 = around 1.26</result>


一堆煤重50吨，用去了30吨，用去了这堆煤的多少

A pile of coal weighs 50 tons, and 30 tons are used. How much of this pile of coal is used?

<gadget id="calculator">30 / 50</gadget>
<output>3/5 = around 0.6</output>
<result>3/5 = around 0.6</result>


公鸡有48只，比母鸡多(1/3)，母鸡有多少只．

There are 48 roosters, more than hens (1/3), how many hens are there?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 + (1/3)</gadget>
<output>4/3 = around 1.333333</output>
<gadget id="calculator">48 / (4/3)</gadget>
<output>36</output>
<result>36</result>


如果把(5/8)的分子加上15，要使分数大小不变，分母应乘多少．

If 15 is added to the numerator of (5/8), how much should the denominator be multiplied to keep the fraction constant?


一个梯形的高是1.2米，上下底的和是2.5米，这个梯形的面积是多少平方米．

The height of a trapezoid is 1.2 meters, and the sum of the upper and lower bases is 2.5 meters. What is the area of the trapezoid in square meters?

<gadget id="calculator">1.2 / 2</gadget>
<output>0.6</output>
<gadget id="calculator">2.5 * 0.6</gadget>
<output>1.5</output>
<result>1.5</result>


一个平行四边形的底是8分米，高是5分米，它的面积是多少平方分米．

If the base of a parallelogram is 8 decimeters and the height is 5 decimeters, what is its area?

<gadget id="calculator">8 * 5</gadget>
<output>40</output>
<result>40</result>


在3：8中，前项增加6，要使比值不变，后项应该扩大多少倍．

In 3:8, the former term is increased by 6, how many times should the latter term be enlarged to keep the ratio constant.

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


两数相除商是7.04，如果被除数扩大10倍，除数缩小10倍，商是多少．

The quotient of dividing two numbers is 7.04. If the dividend is enlarged by 10 times and the divisor is reduced by 10 times, what is the quotient?

<gadget id="calculator">7.04 * 100</gadget>
<output>704</output>
<result>704</result>


超市进来酸奶1105瓶，下午卖出826瓶，第二天又进来742瓶，现在还有多少瓶？

1105 bottles of yogurt came in from the supermarket, 826 bottles were sold in the afternoon, and 742 bottles came in the next day, how many bottles are there now?

<gadget id="calculator">1_105 - 826</gadget>
<output>279</output>
<gadget id="calculator">279 + 742</gadget>
<output>1_021</output>
<result>1_021</result>


李老师带了200元钱买了14枝钢笔，找回4元，每枝钢笔多少钱？

Teacher Li bought 14 pens with 200 yuan, and got 4 yuan back. How much is each pen?

<gadget id="calculator">200 - 4</gadget>
<output>196</output>
<gadget id="calculator">196 / 14</gadget>
<output>14</output>
<result>14</result>


甲、乙两人步行远足旅游，甲出发后1小时，乙从同地同向出发，步行两小时到达甲于45分钟前曾到过的地方，以后乙加速每小时500米，用了三小时追到了甲，问甲的速度．

A and B are traveling together on foot. One hour after A starts, B starts from the same place in the same direction and walks for two hours to reach the place A visited 45 minutes ago. Afterwards, B accelerates 500 meters per hour and takes three hours. After chasing A, ask A's speed.

<gadget id="calculator">500 * 3</gadget>
<output>1_500</output>
<gadget id="calculator">9 / 17</gadget>
<output>9/17 = around 0.529412</output>
<gadget id="calculator">8 / 17</gadget>
<output>8/17 = around 0.470588</output>
<gadget id="calculator">(9/17) - (8/17)</gadget>
<output>1/17 = around 0.058824</output>
<gadget id="calculator">1_500 / (1/17)</gadget>
<output>25_500</output>
<gadget id="calculator">25_500 * (8/17)</gadget>
<output>12_000</output>
<result>12_000</result>


一本画册的原价是23.8元．现在按原价的六折出售，便宜了多少元？

The original price of a book is 23.8 yuan. Now it is sold at 40% off the original price. How much is it cheaper?

<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">23.8 * (2/5)</gadget>
<output>9.52</output>
<result>9.52</result>


学校春季运动会开幕式上的大型团体操表演，一共有4个方阵，每个方阵有25行，每行有25人，一共有多少人参加表演？

In the large-scale group gymnastics performance at the opening ceremony of the school spring sports meeting, there are a total of 4 square formations, each square has 25 rows, and each row has 25 people. How many people participated in the performance?

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


把4个同样大小的圆柱，熔铸成等底等高的圆锥，能熔铸多少个．

How many cones can be cast by melting 4 cylinders of the same size into cones of equal base and height?

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


学校食堂买来16袋大米和20袋面粉，已知大米和面粉每袋都是25千克．学校买的这批大米比面粉少多少千克？

The school cafeteria bought 16 bags of rice and 20 bags of flour. It is known that each bag of rice and flour is 25 kg. How many kilograms less than the flour did the batch of rice bought by the school?

<gadget id="calculator">20 - 16</gadget>
<output>4</output>
<gadget id="calculator">4 * 25</gadget>
<output>100</output>
<result>100</result>


大连港到烟台港之间的距离为162千米，甲乙两船同时从两港相对开出，经过3小时相遇．已知甲船平均每小时行25.5千米，乙船平均每小时行多少千米？

The distance between Dalian Port and Yantai Port is 162 kilometers. Ships A and B depart from the two ports at the same time and meet each other after 3 hours. It is known that ship A travels an average of 25.5 kilometers per hour, how many kilometers per hour does ship B travel on average?

<gadget id="calculator">162 / 3</gadget>
<output>54</output>
<gadget id="calculator">54 - 25.5</gadget>
<output>28.5</output>
<result>28.5</result>


一个边长7厘米的正方形，如果一组对边增加3厘米，它的周长就增加多少厘米？

A square with a side length of 7 cm, if the pair of opposite sides increases by 3 cm, by how many cm does its perimeter increase?

<gadget id="calculator">7 + 3 + 7</gadget>
<output>17</output>
<gadget id="calculator">17 * 2</gadget>
<output>34</output>
<gadget id="calculator">7 * 4</gadget>
<output>28</output>
<gadget id="calculator">34 - 28</gadget>
<output>6</output>
<result>6</result>


一个修路队每天修路520米，一个星期可以修多少米？

A road repair team repairs 520 meters of road every day, how many meters can it repair in a week?

<gadget id="calculator">520 * 7</gadget>
<output>3_640</output>
<result>3_640</result>


A、B两辆汽车从甲地沿同一条公路同时出发，A车速度比B车速度快8千米，A车比B车早30分钟通过中途的乙地，当B车到达乙地时，A车已到了离乙地24千米的丙地，求甲丙两地间的路程．

Two cars, A and B, start from place A along the same road at the same time. The speed of car A is 8 kilometers faster than that of car B. Car A passes through place B on the way 30 minutes earlier than car B. When car B arrives at place B, Car A has arrived at C, which is 24 kilometers away from B. Find the distance between A and C.

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">24 / (1/2)</gadget>
<output>48</output>
<gadget id="calculator">48 * 6</gadget>
<output>288</output>
<result>288</result>


一项工程，甲队独做要20天完成，乙队独做要5天能完成全工程的(1/6)．现由两队合做，多少天可以完成？(湖北阳新县)

A project can be completed by team A alone in 20 days, and by team B in 5 days alone (1/6). Now two teams are working together, how many days can it be completed? (Yangxin County, Hubei)

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">(1/6) / 5</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">(1/20) + (1/30)</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">1 / (1/12)</gadget>
<output>12</output>
<result>12</result>


早晨6时一辆汽车从甲地开往乙地，第一个小时行驶40千米，照这样的速度，比原计划要迟1小时到达，于是以每小时50千米的速度行驶，结果比原计划早到1小时，甲、乙两地相距多少千米？

At 6 o'clock in the morning, a car drives from place A to place B, and travels 40 kilometers in the first hour. At this speed, it arrives 1 hour later than the original plan, so it travels at a speed of 50 kilometers per hour. Originally planned to arrive 1 hour earlier, how many kilometers are there between A and B?

<gadget id="calculator">50 - 40</gadget>
<output>10</output>
<gadget id="calculator">40 + 50 + 10</gadget>
<output>100</output>
<gadget id="calculator">100 / 10</gadget>
<output>10</output>
<gadget id="calculator">10 + 1</gadget>
<output>11</output>
<gadget id="calculator">40 * 11</gadget>
<output>440</output>
<result>440</result>


一只驼鸟每小时跑40千米，一只兔子每小时跑的路程是鸵鸟的1.14倍，一只羚羊每小时跑的路程是兔子的1.2倍，羚羊每小时跑多少千米？

An ostrich runs 40 kilometers per hour, a rabbit runs 1.14 times the distance per hour, and an antelope runs 1.2 times the distance per hour, how many kilometers does the antelope run per hour?

<gadget id="calculator">40 * 1.14 * 1.2</gadget>
<output>54.72</output>
<result>54.72</result>


一辆从A城去B城，去时走高速公路的速度是90千米/时，用了2小时；回来走普通公路，用了3小时，返回时的速度是多少千米？

A car goes from city A to city B. It takes 2 hours on the expressway at a speed of 90 km/h. It takes 3 hours to return on an ordinary road. What is the speed in kilometers when returning?

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">90 * (2/3)</gadget>
<output>60</output>
<result>60</result>


40个苹果重6千克，每个苹果重多少克

40 apples weigh 6 kg, what is the weight of each apple

<gadget id="calculator">6 * 1_000</gadget>
<output>6_000</output>
<gadget id="calculator">6_000 / 40</gadget>
<output>150</output>
<result>150</result>


两个质数的和是31，这两个质数中最大的是多少

The sum of two prime numbers is 31, what is the largest of these two prime numbers


一串有规律的数1，5，14，30，55，91，…中的第12个数是多少．

What is the 12th number in a series of regular numbers 1, 5, 14, 30, 55, 91, ....

<gadget id="calculator">12 + 1</gadget>
<output>13</output>
<gadget id="calculator">2 * 12</gadget>
<output>24</output>
<gadget id="calculator">24 + 1</gadget>
<output>25</output>
<gadget id="calculator">25 / 6</gadget>
<output>25/6 = around 4.166667</output>
<gadget id="calculator">12 * 13 * (25/6)</gadget>
<output>650</output>
<result>650</result>


学校四月份用电量比三月份节约20%．四月份用电量是三月份的多少．

The electricity consumption of the school in April was 20% lower than that in March. What is the electricity consumption in April as in March?

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


乐乐想把储蓄罐里的硬币捐给灾区，他算了算，发现只有1元和5角两种硬币，一共有18枚，合计14元，其中5角的硬币有多少枚．

Lele wanted to donate the coins in the piggy bank to the disaster area. He calculated and found that there were only 1 yuan and 5 cents coins. There were 18 coins in total, totaling 14 yuan.

<gadget id="calculator">0.5 * 18</gadget>
<output>9</output>
<gadget id="calculator">14 - 9</gadget>
<output>5</output>
<gadget id="calculator">1 - 0.5</gadget>
<output>0.5</output>
<gadget id="calculator">5 / 0.5</gadget>
<output>10</output>
<gadget id="calculator">18 - 10</gadget>
<output>8</output>
<result>8</result>


袋子里有红、白两种颜色的6个球，要求任意摸出一个球，使摸到红球的可能性比摸到白球的可能性大，袋子中最多放多少个白球．

There are 6 balls of red and white in the bag. It is required to draw a ball at random, so that the possibility of touching a red ball is greater than the probability of touching a white ball. How many white balls can be placed in the bag at most.

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


图书馆有科技书1000本、连环画800本，科技书本数比故事书的2.5倍少200本．图书馆有故事书多少本？(用方程解)

The library has 1,000 scientific books and 800 comic books, and the number of scientific books is 2.5 times less than that of story books by 200. How many story books are there in the library? (solution by equation)

<gadget id="calculator">1_000 + 200</gadget>
<output>1_200</output>
<gadget id="calculator">1_200 / 2.5</gadget>
<output>480</output>
<result>480</result>


把三个长是10厘米，宽是4厘米，高是6厘米的长方体拼成一个大长方体，在拼成的长方体中，表面积的最大值与最小值相差多少平方厘米．

Put together three cuboids whose length is 10 cm, width is 4 cm, and height is 6 cm to form a large cuboid. In the assembled cuboid, what is the difference between the maximum and minimum surface area in square centimeters?

<gadget id="calculator">10 * 4</gadget>
<output>40</output>
<gadget id="calculator">10 * 6</gadget>
<output>60</output>
<gadget id="calculator">6 * 4</gadget>
<output>24</output>
<gadget id="calculator">40 + 60 + 24</gadget>
<output>124</output>
<gadget id="calculator">124 * 2 * 3</gadget>
<output>744</output>
<gadget id="calculator">4 * 6 * 4</gadget>
<output>96</output>
<gadget id="calculator">744 - 96</gadget>
<output>648</output>
<gadget id="calculator">10 * 6 * 4</gadget>
<output>240</output>
<gadget id="calculator">744 - 240</gadget>
<output>504</output>
<gadget id="calculator">648 - 504</gadget>
<output>144</output>
<result>144</result>


一块三角形麦田，底为26米，高为13米，共收小麦507千克，平均每平方米收多少千克小麦？

A triangular wheat field has a base of 26 meters and a height of 13 meters. A total of 507 kilograms of wheat is harvested. How many kilograms of wheat are harvested on average per square meter?

<gadget id="calculator">13 / 2</gadget>
<output>13/2 = around 6.5</output>
<gadget id="calculator">26 * (13/2)</gadget>
<output>169</output>
<gadget id="calculator">507 / 169</gadget>
<output>3</output>
<result>3</result>


把一根木头锯成4段需要12分钟，如果把它锯成8段需要多少分钟．

If it takes 12 minutes to saw a piece of wood into 4 pieces, how many minutes will it take to saw it into 8 pieces?

<gadget id="calculator">4 - 1</gadget>
<output>3</output>
<gadget id="calculator">12 / 3</gadget>
<output>4</output>
<gadget id="calculator">8 - 1</gadget>
<output>7</output>
<gadget id="calculator">4 * 7</gadget>
<output>28</output>
<result>28</result>


小明买5本日记本比买1本故事书多用5.8元，已知一本故事书的价钱正好是一本日记本价钱的3倍．一本日记本的价钱是多少元？

Xiaoming buys 5 diaries for 5.8 yuan more than buying 1 storybook. It is known that the price of a storybook is exactly three times the price of a diary. How much is the price of a diary?

<gadget id="calculator">5 - 3</gadget>
<output>2</output>
<gadget id="calculator">5.8 / 2</gadget>
<output>2.9</output>
<result>2.9</result>


甲数是乙数的(3/5)，甲乙两数的和是128，甲、乙两数的差是多少．

The number A is the number B (3/5). The sum of A and B is 128. What is the difference between A and B?

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>
<gadget id="calculator">128 / (8/5)</gadget>
<output>80</output>
<gadget id="calculator">128 - 80</gadget>
<output>48</output>
<gadget id="calculator">80 - 48</gadget>
<output>32</output>
<result>32</result>


一根长5米的圆柱形木料，如图把它锯成4段，表面积正好增加48平方分米，这根木料的体积是多少立方分米？

A cylindrical piece of wood with a length of 5 meters is sawed into 4 sections as shown in the figure, and the surface area increases by exactly 48 square decimeters. What is the volume of this piece of wood in cubic decimeters?


25千克黄豆可制豆腐100千克，照这样计算，用175千克黄豆，可制多少斤豆腐？(用两种方法算)

25 kilograms of soybeans can be used to make 100 kilograms of tofu. According to this calculation, how many catties of tofu can be made with 175 kilograms of soybeans? (calculate in two ways)

<gadget id="calculator">175 / 25</gadget>
<output>7</output>
<gadget id="calculator">1_000 / 500</gadget>
<output>2</output>
<gadget id="calculator">100 * 7 * 2</gadget>
<output>1_400</output>
<result>1_400</result>


要架一条720米长的电缆，计划12天完成任务，实际每天完成70米，实际每天比计划每天多架设多少米？

It is necessary to erect a 720-meter-long cable, and it is planned to complete the task in 12 days, but the actual completion is 70 meters per day. How much more meters are erected per day than planned?

<gadget id="calculator">720 / 12</gadget>
<output>60</output>
<gadget id="calculator">70 - 60</gadget>
<output>10</output>
<result>10</result>


仓库有黄豆和花生各8袋，共重640千克，已知黄豆每袋重45千克，花生每袋重多少千克？

There are 8 bags of soybeans and 8 bags of peanuts in the warehouse, with a total weight of 640 kg. It is known that each bag of soybeans weighs 45 kg. How much does each bag of peanuts weigh?

<gadget id="calculator">640 / 8</gadget>
<output>80</output>
<gadget id="calculator">80 - 45</gadget>
<output>35</output>
<result>35</result>


What is the calculation result of 11*0.9/11*0.9

<gadget id="calculator">0.9 / 11</gadget>
<output>0.081818</output>
<gadget id="calculator">11 * 0.081818 * 0.9</gadget>
<output>0.809998</output>
<result>0.809998</result>


一个底面周长是43.96分米，高为8分米的直圆柱，沿着底面直径纵切后平均分成两部分，表面积增加了多少平方分米．

If a right cylinder with a base circumference of 43.96 decimeters and a height of 8 decimeters is cut along the diameter of the base and divided into two equal parts, how much does the surface area increase by how many square decimeters?

<gadget id="calculator">43.96 / 3.14</gadget>
<output>14</output>
<gadget id="calculator">14 * 8 * 2</gadget>
<output>224</output>
<result>224</result>


一个圆柱型的木头长2米，底面半径为1分米，将其锯成长度相等的5段后表面积增加多少．

cylindrical piece of wood is 2 meters long and has a base radius of 1 decimeter. How much does the surface area increase after sawing it into 5 equal lengths?

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>
<gadget id="calculator">3.14 * 1 * 8</gadget>
<output>25.12</output>
<result>25.12</result>


A、B两地之间的距离是480千米，甲、乙两车同时从A地开往B地．甲车每小时行48千米，乙车每小时行32千米．甲车到达B地后立即返回，两车从开出到相遇共几小时？

The distance between A and B is 480 kilometers. Cars A and B drive from A to B at the same time. Car A travels 48 kilometers per hour, and car B travels 32 kilometers per hour. When car A arrives at point B, it returns immediately. How many hours does it take for the two cars to meet each other?

<gadget id="calculator">48 + 32</gadget>
<output>80</output>
<gadget id="calculator">2 / 80</gadget>
<output>1/40 = around 0.025</output>
<gadget id="calculator">480 * (1/40)</gadget>
<output>12</output>
<result>12</result>


区教职工运动会上，参加30秒单摇跳绳比赛的5位教师的成绩分别是：70，65，80，55，75，则这5位教师跳绳比赛的平均成绩为(单位：次)多少

At the District Faculty Sports Meeting, the scores of the five teachers who participated in the 30-second single-shake rope skipping competition were: 70, 65, 80, 55, and 75. What is the average score of the five teachers in the rope skipping competition (unit: times)

<gadget id="calculator">70 + 65 + 80 + 55 + 75</gadget>
<output>345</output>
<gadget id="calculator">345 / 5</gadget>
<output>69</output>
<result>69</result>


<gadget id="calculator">3.14 - 6.28</gadget>
<output>-3.14</output>
<gadget id="calculator">9.42 - 12.56</gadget>
<output>-3.14</output>
<gadget id="calculator">15.7 - 18.84</gadget>
<output>-3.14</output>
<gadget id="calculator">(-3.14) + (-3.14) + (-3.14) + 47.1</gadget>
<output>37.68</output>
<result>37.68</result>


李志加工了150个零件，经检验，有3个零件是废品．照这样计算，他加工600个零件，合格的零件有多少个？

Li Zhi processed 150 parts, and after inspection, 3 parts were waste products. According to this calculation, he processes 600 parts, how many qualified parts are there?

<gadget id="calculator">150 - 3</gadget>
<output>147</output>
<gadget id="calculator">147 / 150</gadget>
<output>49/50 = around 0.98</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(49/50) * 1 * 600</gadget>
<output>588</output>
<result>588</result>


四年级一班有37人，周末所有同学一起去河的对岸野炊．现在要坐船过河，渡口处只有一只一次能载5人的小船，而且没有船夫．他们要全部过河的话，至少要用这只船多少次？

There are 37 students in Class 1 of the fourth grade. All the students go to the other side of the river for a picnic on weekends. Now to cross the river by boat, there is only one boat at the ferry that can carry 5 people at a time, and there is no boatman. At least how many times would they have to use this boat if they were all going to cross the river?

<gadget id="calculator">37 - 5</gadget>
<output>32</output>
<gadget id="calculator">32 / 4</gadget>
<output>8</output>
<gadget id="calculator">8 + 1</gadget>
<output>9</output>
<result>9</result>


已知两个因数的积是10.8，其中一个因数是6，另一个因数是多少．

It is known that the product of two factors is 10.8, one of which is 6, and what is the other factor.

<gadget id="calculator">10.8 / 6</gadget>
<output>1.8</output>
<result>1.8</result>


甲、乙两车从A、B两地同时出发相向而行，甲车每小时行80km，乙车每小时行70km，3小时后两车相距50km，A、B两地相距多少千米？

Cars A and B start from A and B at the same time and drive towards each other. Car A travels 80 km per hour, and Car B travels 70 km per hour. After 3 hours, the distance between the two cars is 50 km. How many kilometers are the distance between A and B?

<gadget id="calculator">150 * 3</gadget>
<output>450</output>
<gadget id="calculator">450 - 50</gadget>
<output>400</output>
<result>400</result>


一列数1，2，2，3，3，3，4，4，4，4，…中的第34个数为多少．

What is the 34th number in a series of numbers 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, ....


我省的面积大约10万平方千米，约合多少万公顷．

The area of our province is about 100,000 square kilometers, or about tens of thousands of hectares.

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


王叔叔开车从潍坊去北京，早上8时出发，下午2时到达北京，他平均每小时行驶100千米，潍坊到北京的路程有多少千米？

Uncle Wang drove from Weifang to Beijing, starting at 8:00 am and arriving in Beijing at 2:00 pm. He drove an average of 100 kilometers per hour. How many kilometers is the distance from Weifang to Beijing?

<gadget id="calculator">14 - 8</gadget>
<output>6</output>
<gadget id="calculator">100 * 6</gadget>
<output>600</output>
<result>600</result>


修一条路，甲、乙两队合作可以12天完成．如果甲单独做8天后，再由乙单独做3天，这时，甲、乙两队共同完成了全部工程的(5/12)．如果这条路由乙队单独修，那么乙队多少天可以修完这条路？

To build a road, teams A and B can complete it in 12 days through cooperation. If A works alone for 8 days, and then B works alone for 3 days, at this time, the two teams of A and B have jointly completed the entire project (5/12). If team B repairs this route alone, how many days can team B complete this road?

<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">8 - 3</gadget>
<output>5</output>
<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>
<gadget id="calculator">(1/12) * 3</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(5/12) - (1/4)</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">(1/6) / 5</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">(1/12) - (1/30)</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">1 / (1/20)</gadget>
<output>20</output>
<result>20</result>


商店里每个书包48元，每个文具盒12元．张老师买了15个书包和25个文具盒做为奖品，一共花了多少元？

Each schoolbag in the store is 48 yuan, and each stationery box is 12 yuan. Teacher Zhang bought 15 schoolbags and 25 pencil cases as prizes. How much did she spend in total?

<gadget id="calculator">48 * 15</gadget>
<output>720</output>
<gadget id="calculator">12 * 25</gadget>
<output>300</output>
<gadget id="calculator">720 + 300</gadget>
<output>1_020</output>
<result>1_020</result>


小刚用一根铁丝围成一个长方体框架，这个长方体框架长9dm，宽5dm，高4dm，如果用这根铁丝围成一个正方体框架，那么这个正方体框架的棱长是多少分米？

Xiaogang uses an iron wire to form a rectangular parallelepiped frame. This rectangular parallelepiped frame has a length of 9dm, a width of 5dm, and a height of 4dm. If this iron wire is used to form a rectangular parallelepiped frame, how many decimeters is the edge length of this cube frame?

<gadget id="calculator">9 + 5 + 4</gadget>
<output>18</output>
<gadget id="calculator">4 / 12</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">18 * (1/3)</gadget>
<output>6</output>
<result>6</result>


王叔叔把4000元存入银行定期一年，年利率为4.14%，到期扣除5%的利息税，到时王叔叔一共能得本息多少元．

Uncle Wang deposits 4,000 yuan in the bank for one year, with an annual interest rate of 4.14%, and 5% interest tax will be deducted at maturity. How much will Uncle Wang get in total by then.

<gadget id="calculator">4.14 / 100</gadget>
<output>0.0414</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">4_000 * 0.0414 * 1 * (19/20)</gadget>
<output>157.32</output>
<gadget id="calculator">157.32 + 4_000</gadget>
<output>4_157.32</output>
<result>4_157.32</result>


声音在空气中的传播速度是340米/秒．在一个雷雨天，壮壮在看到闪电4秒钟后听到了雷声，壮壮当时距离打雷的地方大约有多远？

The speed of sound in air is 340 m/s. On a thunderstorm day, Zhuang Zhuang heard thunder 4 seconds after seeing the lightning. How far was Zhuang Zhuang from the thunderstorm at that time?

<gadget id="calculator">340 * 4</gadget>
<output>1_360</output>
<result>1_360</result>


一种药水是把药粉和水按照3：500配制而成，要配制这种药水1509千克，需要药粉多少千克？

A liquid medicine is prepared by mixing powder and water at a ratio of 3:500. How many kilograms of powder is needed to prepare 1509 kg of this liquid medicine?

<gadget id="calculator">3 + 500</gadget>
<output>503</output>
<gadget id="calculator">3 / 503</gadget>
<output>3/503 = around 0.005964</output>
<gadget id="calculator">1_509 * (3/503)</gadget>
<output>9</output>
<result>9</result>


一个数减去(11/13)得(1/13)，这个数是多少？

Subtract (11/13) from a number to get (1/13), what is this number?

<gadget id="calculator">1 / 13</gadget>
<output>1/13 = around 0.076923</output>
<gadget id="calculator">11 / 13</gadget>
<output>11/13 = around 0.846154</output>
<gadget id="calculator">(1/13) + (11/13)</gadget>
<output>12/13 = around 0.923077</output>
<result>12/13 = around 0.923077</result>


小明把10000元存入银行，定期2年，年利率是4.68%，利息税5%，到期后他得到的税后利息和本金共多少元．

Xiao Ming deposits 10,000 yuan in the bank for 2 years, the annual interest rate is 4.68%, and the interest tax is 5%. What is the total amount of after-tax interest and principal he will get after maturity.

<gadget id="calculator">4.68 / 100</gadget>
<output>0.0468</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">10_000 * 2 * 0.0468 * (19/20)</gadget>
<output>889.2</output>
<gadget id="calculator">10_000 + 889.2</gadget>
<output>10_889.2</output>
<result>10_889.2</result>


实验小学有36个教学班，平均每班有55名学生．这所学校一共有多少名学生？

There are 36 teaching classes in Experimental Primary School, with an average of 55 students in each class. How many students are there in this school?

<gadget id="calculator">55 * 36</gadget>
<output>1_980</output>
<result>1_980</result>


一张长21厘米、宽14厘米的长方形纸，最多可以剪成多少个半径3.5厘米的圆．

piece of rectangular paper with a length of 21 cm and a width of 14 cm can be cut into at most how many circles with a radius of 3.5 cm.

<gadget id="calculator">3.5 * 2</gadget>
<output>7</output>
<gadget id="calculator">21 / 7</gadget>
<output>3</output>
<gadget id="calculator">14 / 7</gadget>
<output>2</output>
<gadget id="calculator">3 * 2</gadget>
<output>6</output>
<result>6</result>


商店里有一些月饼，6块一盒或9块一盒都正好装完，这些月饼至少有多少块？

There are some mooncakes in the store, and a box of 6 yuan or a box of 9 yuan is just finished. How many mooncakes are there at least?

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


一辆摩托车平均每分钟行驶(3/4)千米，1小时行驶多少千米．

A motorcycle travels (3/4) kilometers per minute on average, how many kilometers does it travel in an hour?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(3/4) * 60</gadget>
<output>45</output>
<result>45</result>


天平的一端放着两个同样重的苹果，另一端放着600克的砝码和半个这样重的苹果，这时天平正好平衡，1个这样的苹果重多少克．

Two apples of the same weight are placed on one end of the balance, and a weight of 600 grams and half an apple of this weight are placed on the other end. At this time, the balance is just balanced. What is the weight of one such apple in grams?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">2 - (1/2)</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">600 / (3/2)</gadget>
<output>400</output>
<result>400</result>


某商场八月份的营业额是480万元，比七月份增加了(1/4)．七月份的营业额是多少？

The turnover of a shopping mall in August was 4.8 million yuan, an increase of (1/4) compared with July. What is the turnover in July?

<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">480 / (5/4)</gadget>
<output>384</output>
<result>384</result>


学校买进一批图书，其中科技书有270本，故事书比科技书的(5/6)少90本，科技书和故事书共占这批图书的总数的(5/6)，这批图书一共有多少本？

The school bought a batch of books, including 270 science and technology books, and 90 fewer story books than science and technology books (5/6). How many books are there in total?

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">270 * (5/6)</gadget>
<output>225</output>
<gadget id="calculator">225 - 90</gadget>
<output>135</output>
<gadget id="calculator">135 + 270</gadget>
<output>405</output>
<gadget id="calculator">405 / (5/6)</gadget>
<output>486</output>
<result>486</result>


我们学校三年级男生80人，女生比男生多4人．三年级一共有多人个学生？

There are 80 boys in the third grade of our school, and there are 4 more girls than boys. How many students are there in the third grade?

<gadget id="calculator">80 + 4 + 80</gadget>
<output>164</output>
<result>164</result>


在366000中，两个6所表示的数相差多少

In 366000, what is the difference between the two numbers represented by 6

<gadget id="calculator">60_000 - 6_000</gadget>
<output>54_000</output>
<result>54_000</result>


小王和7名同学参加一次同学聚会，见面时，每两个都要握一次手，一共要握多少次．

Xiao Wang and 7 classmates participated in a class reunion. When they met, each of them would shake hands once. How many times should they shake hands in total?

<gadget id="calculator">7 + 1</gadget>
<output>8</output>
<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<gadget id="calculator">7 * 4</gadget>
<output>28</output>
<result>28</result>


一商店上午卖出340个贝壳，下午卖出270个贝壳，上午和下午共卖出多少个？

A shop sells 340 shells in the morning and 270 shells in the afternoon. How many shells are sold in the morning and afternoon?

<gadget id="calculator">340 + 270</gadget>
<output>610</output>
<result>610</result>


一个木工锯一根长22米的木料，他先把一头损坏的部分锯下来2米，然后锯了4次，锯成同样长的短木条，每根短木条长多少米．

A carpenter saws a piece of wood with a length of 22 meters. He first saws off a damaged part of 2 meters, then saws it 4 times, and saws it into short wooden strips of the same length. How many meters is each short wooden strip?

<gadget id="calculator">22 - 2</gadget>
<output>20</output>
<gadget id="calculator">4 + 1</gadget>
<output>5</output>
<gadget id="calculator">20 / 5</gadget>
<output>4</output>
<result>4</result>


小明每天坚持做25道数学题，五月份他共做多少道数学题？

Xiao Ming insists on doing 25 math problems every day. How many math problems did he do in May?

<gadget id="calculator">25 * 31</gadget>
<output>775</output>
<result>775</result>


一个圆的面积扩大了9倍，它的周长扩大多少倍

If the area of a circle is increased by 9 times, how many times is its circumference increased


25乘4的积与5乘多少的积相等．

The product of 25 times 4 is equal to the product of 5 times what.

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


5米长的铁丝，第一次用去总长度的20%，第二次用去(1/2)米，还剩下多少米．

5 meters long wire, 20% of the total length is used for the first time, and (1/2) meter is used for the second time, how many meters are left.

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">5 * (4/5)</gadget>
<output>4</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">4 - (1/2)</gadget>
<output>7/2 = around 3.5</output>
<result>7/2 = around 3.5</result>