一辆汽车从A城市开往B城市，如果把车速提高20%，则可比原定时间提前1小时到达B城市；如果按原来速度先行驶100千米后，再将速度提高30%，恰巧也能比原定时间提前1小时到达B城市．A、B两城市之间的路程为多少千米．

car drives from city A to city B. If the speed is increased by 20%, it can arrive at city B 1 hour earlier than the original time; Can arrive at city B 1 hour earlier than the original time. What is the distance between cities A and B in miles?

<gadget id="calculator">6 - 5</gadget>
<output>1</output>
<gadget id="calculator">1 / 1</gadget>
<output>1</output>
<gadget id="calculator">6 * 1</gadget>
<output>6</output>
<gadget id="calculator">13 - 10</gadget>
<output>3</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">13 * (1/3)</gadget>
<output>13/3 = around 4.333333</output>
<gadget id="calculator">6 - (13/3)</gadget>
<output>5/3 = around 1.666667</output>
<gadget id="calculator">100 / (5/3)</gadget>
<output>60</output>
<gadget id="calculator">60 * 6 * 1</gadget>
<output>360</output>
<result>360</result>


把一根2米长的圆柱形木料，截成两段，表面积增加了6.28dm**2，这根木料的体积是多少．

If a 2-meter-long cylindrical piece of wood is cut into two pieces, the surface area increases by 6.28dm**2, what is the volume of this piece of wood?

<gadget id="calculator">6.28 / 2</gadget>
<output>3.14</output>
<gadget id="calculator">3.14 * 2 * 10</gadget>
<output>62.8</output>
<result>62.8</result>


一辆汽车从甲地到乙地，如果每小时行驶45千米，就要延误1小时到达；如果每小时行驶50千米，就可提前1小时到达．则甲乙两地的距离是多少千米？

If a car travels from A to B, if it travels 45 kilometers per hour, it will arrive 1 hour late; if it travels 50 kilometers per hour, it will arrive 1 hour earlier. What is the distance in kilometers between A and B?

<gadget id="calculator">45 + 50</gadget>
<output>95</output>
<gadget id="calculator">50 - 45</gadget>
<output>5</output>
<gadget id="calculator">95 / 5</gadget>
<output>19</output>
<gadget id="calculator">19 + 1</gadget>
<output>20</output>
<gadget id="calculator">45 * 20</gadget>
<output>900</output>
<result>900</result>


甲乙两地相距4.8千米，如果画在比例尺为1：30000的地图上，应画多少厘米．

The distance between A and B is 4.8 kilometers. If it is drawn on a map with a scale of 1:30000, how many centimeters should it draw?

<gadget id="calculator">1 / 30_000</gadget>
<output>1/30_000 = around 0.000033</output>
<gadget id="calculator">4.8 * 100_000 * (1/30_000)</gadget>
<output>16</output>
<result>16</result>


粮站运来一批大米，第一天卖出这批大米的(1/3)，第二天卖出16吨，第三天又卖出剩下大米的(5/8)，这时还剩12吨．粮站运来多少吨大米？

A batch of rice is shipped from the grain station, and 1/3 of this batch of rice is sold on the first day, 16 tons are sold on the second day, and 5/8 of the remaining rice is sold on the third day. 12 tons. How many tons of rice did the grain station bring?

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">1 - (5/8)</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">12 / (3/8)</gadget>
<output>32</output>
<gadget id="calculator">32 + 16</gadget>
<output>48</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">48 / (2/3)</gadget>
<output>72</output>
<result>72</result>


王杨期末数学成绩是96分，孙月的成绩比王杨低(1/6)，王华的成绩是王杨和孙月总分的(1/2)．王华得多少分？

Wang Yang's final math score is 96 points, Sun Yue's score is lower than Wang Yang's (1/6), and Wang Hua's score is (1/2) the total score of Wang Yang and Sun Yue. How many points did Wang Hua score?

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 - (1/6)</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">96 * (5/6)</gadget>
<output>80</output>
<gadget id="calculator">96 + 80</gadget>
<output>176</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">176 * (1/2)</gadget>
<output>88</output>
<result>88</result>


在一个沙漠地带，汽车每天行驶200千米，每辆汽车载运可行驶24天的汽油．现有甲、乙两辆汽车同时从某地出发，并在完成任务后，沿原路返回．为了让甲车尽可能开出更远的距离，乙车在行驶一段路程后，仅留下自己返回出发地的汽油，将其他的油给甲车．则甲车所能开行的最远距离是多少．

In a desert area, cars travel 200 kilometers a day, and each car carries gasoline for 24 days. There are two cars A and B starting from a certain place at the same time, and returning along the original road after completing the task. In order to allow car A to drive as far as possible, after driving for a certain distance, car B only leaves the gasoline that returns to the starting point, and gives the rest of the oil to car A. What is the furthest distance a car can travel?

<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">200 / 2</gadget>
<output>100</output>
<gadget id="calculator">24 * (4/3) * 100</gadget>
<output>3_200</output>
<result>3_200</result>


刘红把6000压岁钱存入银行，年利率为3.6%，五年到期后可取出本金和税后利息一共多少元．(不缴利息税)

Liu Hong deposited 6,000 New Year's money in the bank with an annual interest rate of 3.6%. After five years, the total amount of principal and after-tax interest can be withdrawn. (no tax on interest)

<gadget id="calculator">3.6 / 100</gadget>
<output>0.036</output>
<gadget id="calculator">6_000 * 0.036 * 5</gadget>
<output>1_080</output>
<gadget id="calculator">1_080 + 6_000</gadget>
<output>7_080</output>
<result>7_080</result>


在算式□3/5中，要使商是两位数，□最小填多少

In the formula □3/5, if the quotient is two digits, what is the minimum number to fill in


学校进行广播体操比赛汇演，采用了方队的形式，已知每一个方队有5行，每行8人，3个这样的方队有多少人．

The school held a radio gymnastics competition in the form of square teams. It is known that each square team has 5 rows of 8 people, and how many people are there in 3 such square teams.

<gadget id="calculator">8 * 5 * 3</gadget>
<output>120</output>
<result>120</result>


把7个相同的正方体拼成一个大长方体，它的表面积比7个正方体的表面积的和减少了84平方厘米．拼成后的长方体的表面积为多少平方厘米．

Putting together 7 identical cubes into a large cuboid, its surface area is 84 square centimeters less than the sum of the surface areas of the 7 cubes. What is the surface area of the assembled cuboid in square centimetres?

<gadget id="calculator">2 * 6</gadget>
<output>12</output>
<gadget id="calculator">84 / 12</gadget>
<output>7</output>
<gadget id="calculator">7 * 6 * 7</gadget>
<output>294</output>
<gadget id="calculator">294 - 84</gadget>
<output>210</output>
<result>210</result>


北京到青岛的铁路长约900千米，一列火车4小时行驶了全程的(1/3)．照这样计算，从北京到青岛大约需几小时？

The railway from Beijing to Qingdao is about 900 kilometers long, and one train travels (1/3) of the whole journey in 4 hours. According to this calculation, how many hours does it take to travel from Beijing to Qingdao?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">4 / (1/3)</gadget>
<output>12</output>
<result>12</result>


王大爷用篱笆靠墙围一个长15米，宽8米的鸡舍，至少需要多少米篱笆？

Uncle Wang used a fence to surround a chicken coop with a length of 15 meters and a width of 8 meters. How many meters of fence do you need at least?

<gadget id="calculator">8 * 2</gadget>
<output>16</output>
<gadget id="calculator">15 + 16</gadget>
<output>31</output>
<result>31</result>


阿建暑假旅游时拍了许多照片，回来后字制作了相册以作纪念，他分别选了最喜爱的2张照片做封底、封面，其余16页，每页夹4张照片，阿建暑假共拍了几张照片？

A Jian took a lot of photos during his summer vacation. After he came back, he made a photo album as a commemoration. He chose two of his favorite photos as the back cover and the front cover respectively. The remaining 16 pages contained 4 photos on each page. How many photos did you take?

<gadget id="calculator">16 * 4</gadget>
<output>64</output>
<gadget id="calculator">64 + 2</gadget>
<output>66</output>
<result>66</result>


<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">(3/2) - (5/6)</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">7 / 12</gadget>
<output>7/12 = around 0.583333</output>
<gadget id="calculator">9 / 20</gadget>
<output>9/20 = around 0.45</output>
<gadget id="calculator">(7/12) - (9/20)</gadget>
<output>2/15 = around 0.133333</output>
<gadget id="calculator">11 / 30</gadget>
<output>11/30 = around 0.366667</output>
<gadget id="calculator">13 / 42</gadget>
<output>13/42 = around 0.309524</output>
<gadget id="calculator">(11/30) - (13/42)</gadget>
<output>2/35 = around 0.057143</output>
<gadget id="calculator">(2/3) + (2/15) + (2/35)</gadget>
<output>6/7 = around 0.857143</output>
<result>6/7 = around 0.857143</result>


一块三角形地的底是10米，高是6米，一共收蔬菜960千克，这块地平均每平方米收蔬菜多少千克？

The base of a triangular plot is 10 meters, the height is 6 meters, and a total of 960 kilograms of vegetables can be harvested. How many kilograms of vegetables can be harvested on average per square meter of this plot?

<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">10 * 3</gadget>
<output>30</output>
<gadget id="calculator">960 / 30</gadget>
<output>32</output>
<result>32</result>


学校买来10个篮球和6个足球共花去550元，每个足球的单价是25元，每个篮球的单价是多少元？(用方程解)

The school bought 10 basketballs and 6 footballs for a total of 550 yuan. The unit price of each football is 25 yuan. How much is the unit price of each basketball? (solution by equation)

<gadget id="calculator">6 * 25</gadget>
<output>150</output>
<gadget id="calculator">550 - 150</gadget>
<output>400</output>
<gadget id="calculator">400 / 10</gadget>
<output>40</output>
<result>40</result>


男生人数相当于女生人数的75%，男生人数比女生人数少((())/(()))．

The number of boys is equivalent to 75% of the number of girls, and the number of boys is less than the number of girls ((())/(())).

<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(1/4) / 1</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


六年级三个班学生帮助图书室修补图书．一班修补了54本，二班修补的本数是一班的(5/6)，又是三班的(3/4)．三班修补图书多少本？

Students from three classes in the sixth grade helped the library repair books. The first class repaired 54 books, the number of books repaired by the second class was the first class (5/6), and the third class (3/4). How many books are repaired by the third class?

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(5/6) / (3/4)</gadget>
<output>10/9 = around 1.111111</output>
<gadget id="calculator">54 * (10/9)</gadget>
<output>60</output>
<result>60</result>


在一条笔直的公路上，某一时刻，有一辆客车在前，一辆小轿车在后，一辆货车在客车与小轿车的正中间同向行驶，过了10分钟，小轿车追上了货车，又过了5分钟，小轿车追上了客车，此后，再过t分钟，货车追上了客车，则t=多少．

On a straight road, at a certain moment, there is a passenger car in front and a car behind, and a truck is driving in the same direction between the bus and the car. After 10 minutes, the car catches up with the truck. , After another 5 minutes, the car catches up with the passenger car, and after that, after another t minutes, the truck catches up with the passenger car, then t=how much.

<gadget id="calculator">2 - 1</gadget>
<output>1</output>
<gadget id="calculator">10 / 1</gadget>
<output>10</output>
<gadget id="calculator">10 + 5</gadget>
<output>15</output>
<gadget id="calculator">2 / 15</gadget>
<output>2/15 = around 0.133333</output>
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">(2/15) - (1/10)</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">1 / (1/30)</gadget>
<output>30</output>
<gadget id="calculator">30 - 15</gadget>
<output>15</output>
<result>15</result>


六年级二班有学生45人，男生人数是女生人数的(2/3)，六年级二班男生有多少人？

There are 45 students in the second class of the sixth grade, and the number of boys is 2/3 of the number of girls. How many boys are there in the second class of the sixth grade?

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">1 + (2/3)</gadget>
<output>5/3 = around 1.666667</output>
<gadget id="calculator">45 / (5/3)</gadget>
<output>27</output>
<gadget id="calculator">27 * (2/3)</gadget>
<output>18</output>
<result>18</result>


125*80的积的末尾有多少个零．

How many zeros are there at the end of the product of 125*80?


小丁要打420个字，已经打好了240个，剩下的要3分钟打完，平均每分钟打几个字？

Xiaoding needs to type 420 characters, and he has already typed 240. The rest will take 3 minutes to finish. How many characters per minute on average?

<gadget id="calculator">420 - 240</gadget>
<output>180</output>
<gadget id="calculator">180 / 3</gadget>
<output>60</output>
<result>60</result>


六年级一班有50人，今天请事假1人，请病假2人，今天的出勤率是多少．

There are 50 students in Class 1 of the sixth grade. Today, 1 person asks for personal leave and 2 people ask for sick leave. What is the attendance rate today?

<gadget id="calculator">50 - 1 - 2</gadget>
<output>47</output>
<gadget id="calculator">47 / 50</gadget>
<output>47/50 = around 0.94</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(47/50) * 1</gadget>
<output>47/50 = around 0.94</output>
<result>47/50 = around 0.94</result>


同学们去春游，老师决定把480名同学平均分成5队，每队又平均分成12组，每组有多少名同学．

The students went to the spring outing. The teacher decided to divide the 480 students into 5 teams on average, and each team was divided into 12 groups on average. How many students are there in each group?

<gadget id="calculator">480 / 5 / 12</gadget>
<output>8</output>
<result>8</result>


一根绳子长(6/7)米，比另一根绳子短(4/5)米，这两根绳子一共长多少米？

One rope is (6/7) meters long and (4/5) meters shorter than the other rope. What is the total length of the two ropes?

<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">(6/7) + (4/5) + (6/7)</gadget>
<output>88/35 = around 2.514286</output>
<result>88/35 = around 2.514286</result>


27个相同的铁圆锥，可以熔铸成等底等高的圆柱多少个．

How many cylinders with equal base and height can be cast from 27 identical iron cones?

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


强强幼儿园小班有90人，大班有120人．如果每30名小朋友需要一名生活老师，那么大班小朋友需要派的生活老师比小班需要派的生活老师多多少名．

Qiangqiang Kindergarten has 90 small classes and 120 large classes. If every 30 children need a life teacher, then how many more life teachers are needed for the children in the big class than in the small class.

<gadget id="calculator">120 / 30</gadget>
<output>4</output>
<gadget id="calculator">90 / 30</gadget>
<output>3</output>
<gadget id="calculator">4 - 3</gadget>
<output>1</output>
<result>1</result>


用60米的绳子围成一个长方形围栏，长与宽之比为5：1，则宽为多少米

Use 60 meters of rope to form a rectangular fence, the ratio of length to width is 5:1, what is the width in meters

<gadget id="calculator">60 / 2</gadget>
<output>30</output>
<gadget id="calculator">1 + 5</gadget>
<output>6</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">30 * (1/6)</gadget>
<output>5</output>
<result>5</result>


把1002个苹果放进若干个抽屉里，保证苹果最多的抽屉里至少有14个苹果，则抽屉最多有多少个．

Put 1002 apples into several drawers, and ensure that there are at least 14 apples in the drawer with the most apples, so how many drawers are there at most?

<gadget id="calculator">1_002 - 1</gadget>
<output>1_001</output>
<gadget id="calculator">14 - 1</gadget>
<output>13</output>
<gadget id="calculator">1_001 / 13</gadget>
<output>77</output>
<result>77</result>


张叔叔家的苹果丰收了，要把它们全运走．一次能运34箱，每天运了12次，3天能运完．张叔叔家收了多少箱苹果？

The apples at Uncle Zhang’s house have had a good harvest, and we have to transport them all away. 34 boxes can be shipped at one time, 12 times a day, and can be shipped in 3 days. How many boxes of apples did Uncle Zhang's house receive?

<gadget id="calculator">34 * 12 * 3</gadget>
<output>1_224</output>
<result>1_224</result>


王师傅这个月加工了250个零件，比上个月少加工(1/6)，上个月加工零件多少个？

Master Wang processed 250 parts this month, which is 1/6 less than last month. How many parts were processed last month?

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 - (1/6)</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">250 / (5/6)</gadget>
<output>300</output>
<result>300</result>


一台洗衣机的标价是700元，商场现在八折销售，仍可获利60元．按标价出售，这台洗衣机的利润是进价的百分之几？

The price of a washing machine is 700 yuan, and the shopping mall is now selling it with a 20% discount, and it can still make a profit of 60 yuan. Selling at the listed price, what percentage of the purchase price is the profit of this washing machine?

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">700 * (4/5)</gadget>
<output>560</output>
<gadget id="calculator">560 - 60</gadget>
<output>500</output>
<gadget id="calculator">700 - 500</gadget>
<output>200</output>
<gadget id="calculator">200 / 500</gadget>
<output>2/5 = around 0.4</output>
<result>2/5 = around 0.4</result>


最近我们站的站长要请客了，其中60%的客人是男性，而且70%的客人不到30岁，那不到30岁的男性占全部男性的比例最少是多少呢．

Recently, the webmaster of our website is going to treat guests. 60% of the guests are men, and 70% of the guests are under 30 years old. What is the minimum proportion of men under 30 years old to all men?

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">70 / 100</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">(3/5) * (7/10)</gadget>
<output>21/50 = around 0.42</output>
<result>21/50 = around 0.42</result>


一辆玩具汽车原价105元，现在商店打七折销售，比原价便宜了多少元？

The original price of a toy car is 105 yuan, and now the store sells it with a 30% discount. How much is it cheaper than the original price?

<gadget id="calculator">70 / 100</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">1 - (7/10)</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">105 * (3/10)</gadget>
<output>63/2 = around 31.5</output>
<result>63/2 = around 31.5</result>


一种电扇原价100元，促销期间降价20元，促销活动结束后又涨价10元，现价比促销价涨价百分之几？

The original price of an electric fan is 100 yuan, the price is reduced by 20 yuan during the promotion period, and the price is increased by 10 yuan after the promotion is over. What percentage increase is the current price compared to the promotion price?

<gadget id="calculator">100 - 20</gadget>
<output>80</output>
<gadget id="calculator">10 / 80</gadget>
<output>1/8 = around 0.125</output>
<result>1/8 = around 0.125</result>


甲容器中有浓度为8%的食盐水300千克，乙容器中有浓度为12.5%的食盐水120千克．往甲、乙两个容器中倒入等量的水，使两个容器中食盐水的浓度相同．应倒入多少千克水．

Container A contains 300 kg of 8% salt water, and container B contains 120 kg of 12.5% salt water. Pour an equal amount of water into both containers A and B so that the concentration of saline in both containers is the same. How many kilograms of water should be poured.

<gadget id="calculator">12.5 / 100</gadget>
<output>0.125</output>
<gadget id="calculator">120 * 0.125 * 300</gadget>
<output>4_500</output>
<gadget id="calculator">8 / 100</gadget>
<output>2/25 = around 0.08</output>
<gadget id="calculator">300 * (2/25) * 120</gadget>
<output>2_880</output>
<gadget id="calculator">4_500 - 2_880</gadget>
<output>1_620</output>
<gadget id="calculator">300 * (2/25)</gadget>
<output>24</output>
<gadget id="calculator">120 * 0.125</gadget>
<output>15</output>
<gadget id="calculator">24 - 15</gadget>
<output>9</output>
<gadget id="calculator">1_620 / 9</gadget>
<output>180</output>
<result>180</result>


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


一项工程，甲独做需15天完成，乙独做20天完成，如果甲、乙合作6天后，剩下的工程由甲接着做，还需要几天？

It takes 15 days for A to complete a project alone, and 20 days for B to complete it alone. If A and B cooperate for 6 days, and A continues to do the rest of the project, how many days will it take?

<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">(1/15) + (1/20)</gadget>
<output>7/60 = around 0.116667</output>
<gadget id="calculator">(7/60) * 6</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">1 - (7/10)</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">(3/10) / (1/15)</gadget>
<output>9/2 = around 4.5</output>
<result>9/2 = around 4.5</result>


一个圆柱的底面直径是4cm，高3厘米，这个圆柱的表面积是多少平方厘米．

cylinder has a base diameter of 4 cm and a height of 3 cm, what is the surface area of the cylinder in square centimetres?

<gadget id="calculator">3.14 * 4 * 3</gadget>
<output>37.68</output>
<gadget id="calculator">4 / 2</gadget>
<output>2</output>
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">3.14 * 4 * 2</gadget>
<output>25.12</output>
<gadget id="calculator">37.68 + 25.12</gadget>
<output>62.8</output>
<result>62.8</result>


用数字0-5可以组成多少个小于1000的自然数．

How many natural numbers less than 1000 can be formed using the numbers 0-5.

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">100 + 25 + 6</gadget>
<output>131</output>
<result>131</result>


鲜果超市新进了一批苹果和橘子，苹果重45.6千克，橘子比苹果轻3.85千克，你知道鲜果超市新进了多少千克橘子吗？

A new batch of apples and oranges has been added to the Fresh Fruit Supermarket. Apples weigh 45.6 kilograms, and oranges are 3.85 kilograms lighter than apples. Do you know how many kilograms of oranges the Fresh Fruit Supermarket has newly bought?

<gadget id="calculator">45.6 - 3.85</gadget>
<output>41.75</output>
<result>41.75</result>


在一幅比例尺是1：5000000的地图上，量得上海到杭州的距离是3.4cm．上海到杭州的实际距离是多少？

On a map with a scale of 1:5000000, the distance from Shanghai to Hangzhou is 3.4cm. What is the actual distance from Shanghai to Hangzhou?

<gadget id="calculator">1 / 5_000_000</gadget>
<output>1/5_000_000 = around 0</output>
<gadget id="calculator">3.4 / (1/5_000_000) / 100_000</gadget>
<output>170</output>
<result>170</result>


有3根都是32厘米的绳子，要把它们连成一根长绳，每个连接处用去4厘米，结成的绳长度是多少厘米？

There are 3 ropes of 32 centimeters in length. To connect them into a long rope, 4 centimeters are used for each joint. What is the length of the resulting rope in centimeters?

<gadget id="calculator">32 * 3</gadget>
<output>96</output>
<gadget id="calculator">3 - 1</gadget>
<output>2</output>
<gadget id="calculator">4 * 2</gadget>
<output>8</output>
<gadget id="calculator">96 - 8</gadget>
<output>88</output>
<result>88</result>


一个圆锥的底面积是15.7c㎡，体积是94.2cm**3，它的高是多少cm．

The base area of a cone is 15.7c㎡, the volume is 94.2cm**3, what is its height in cm?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">94.2 / (1/3) / 15.7</gadget>
<output>18</output>
<result>18</result>


一幅地图上，标有数字比例尺1：8000000，如果两地相距128千米，那么这幅地图上两地间的距离应画多少厘米．

On a map, marked with a digital scale of 1:8000000, if the distance between the two places is 128 kilometers, how many centimeters should the distance between the two places be drawn on this map.

<gadget id="calculator">1 / 8_000_000</gadget>
<output>1/8_000_000 = around 0</output>
<gadget id="calculator">128 * 100_000 * (1/8_000_000)</gadget>
<output>8/5 = around 1.6</output>
<result>8/5 = around 1.6</result>


2个师傅和4个徒弟一天可以做完一批零件的(3/10)，8个师傅和10个徒弟一天就能把这批零件做完．若这批零件全部要徒弟一天做完，那么，应需徒弟多少人．

masters and 4 apprentices can complete a batch of parts in one day (3/10), and 8 masters and 10 apprentices can complete this batch of parts in one day. If all these parts need to be finished by the apprentice in one day, then how many apprentices should be needed.

<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">(3/10) * 4</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">(6/5) - 1</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">4 * 4</gadget>
<output>16</output>
<gadget id="calculator">16 - 10</gadget>
<output>6</output>
<gadget id="calculator">(1/5) / 6</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">1 / (1/30)</gadget>
<output>30</output>
<result>30</result>


235与365的和除以5，商是多少？

What is the quotient of the sum of 235 and 365 divided by 5?

<gadget id="calculator">235 + 365</gadget>
<output>600</output>
<gadget id="calculator">600 / 5</gadget>
<output>120</output>
<result>120</result>


一本童话书共480页，第一天看了全书的(1/8)，第二天看的页数相当于第一天的(4/5)．第二天看了多少页？

A book of fairy tales has 480 pages in total. I read (1/8) of the whole book on the first day, and (4/5) of the pages I read on the second day. How many pages did you read the next day?

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">480 * (1/8) * (4/5)</gadget>
<output>48</output>
<result>48</result>


把一个西瓜均分成6等份，平均分给3个小朋友，每个小朋友可分得这个西瓜的多少

Divide a watermelon into 6 equal parts and distribute it to 3 children on average. How much of the watermelon can each child get?

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


把一根5米长的绳子连续对折3次，剪成若干同样长的小段．每段占全长的((())/(()))，每段长多少厘米．

Fold a 5-meter-long rope in half three times in a row and cut it into several small pieces of the same length. Each section accounts for ((())/(())) of the total length, how many centimeters is each section long?

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">5 * 100 * (1/8)</gadget>
<output>125/2 = around 62.5</output>
<result>125/2 = around 62.5</result>


把(2/7)的分母扩大4倍，要使分数大小不变，分子应加上多少．

Expand the denominator of (2/7) by 4 times, how much should be added to the numerator to keep the size of the fraction unchanged.

<gadget id="calculator">8 - 2</gadget>
<output>6</output>
<result>6</result>


妈妈把5000元钱存两年定期，年利率2.43%．到期时，妈妈能得到利息多少元．

Mom deposits 5,000 yuan for two years, with an annual interest rate of 2.43%. When it is due, how much interest can the mother get?

<gadget id="calculator">2.43 / 100</gadget>
<output>0.0243</output>
<gadget id="calculator">5_000 * 0.0243 * 2</gadget>
<output>243</output>
<result>243</result>


甲、乙两城相距680千米，一辆汽车从甲城开往乙城，行驶了4小时后，距乙城还有440千米．这辆汽车的平均速度是每小时多少千米？

The distance between A and B is 680 kilometers. A car drives from A to B. After driving for 4 hours, it is 440 kilometers away from B. What is the average speed of this car in kilometers per hour?

<gadget id="calculator">680 - 440</gadget>
<output>240</output>
<gadget id="calculator">240 / 4</gadget>
<output>60</output>
<result>60</result>


小华看一本故事书，每天看24页，已经看了5天，第6天应从多少页看起．

Xiaohua reads a story book, 24 pages a day, and has been reading it for 5 days. How many pages should she start reading on the 6th day?

<gadget id="calculator">24 * 5</gadget>
<output>120</output>
<gadget id="calculator">120 + 1</gadget>
<output>121</output>
<result>121</result>


甲乙两个圆柱体容器，底面积之比是5：3，甲容器水深20厘米，乙容器水深10厘米，再往容器里注入同样多的水，使两个容器中的水深相等，这时水深多少厘米．

A and B are two cylindrical containers, the ratio of the bottom area is 5:3, the water depth of A container is 20 cm, and the water depth of B container is 10 cm, and then pour the same amount of water into the container so that the water depth in the two containers is equal. how many centimeters.

<gadget id="calculator">20 - 10</gadget>
<output>10</output>
<gadget id="calculator">5 - 3</gadget>
<output>2</output>
<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 * 5</gadget>
<output>25</output>
<gadget id="calculator">25 + 10</gadget>
<output>35</output>
<result>35</result>


某学校六年级男生人数占全年级人数的(5/9)，男生有225人，女生有多少人？

The number of boys in the sixth grade of a certain school accounts for 5/9 of the whole grade. There are 225 boys and how many girls are there?

<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>
<gadget id="calculator">225 / (5/9)</gadget>
<output>405</output>
<gadget id="calculator">405 - 225</gadget>
<output>180</output>
<result>180</result>


10以内所有质数的乘积减去最大的两位数，差是多少．

What is the difference between the product of all prime numbers less than 10 and the largest two-digit number.

<gadget id="calculator">2 * 3 * 5 * 7</gadget>
<output>210</output>
<gadget id="calculator">210 - 99</gadget>
<output>111</output>
<result>111</result>


一个三位数7□□，能同时被3、5整除，两个□中的数的和最大是多少．

A three-digit number 7□□ can be divisible by 3 and 5 at the same time. What is the maximum sum of the numbers in two □?


小马虎上学忘了带书包，爸爸发现后立即骑车去追他，把书包交给他后立即回家．小马虎接到书包后又走了10分钟到达学校，这时爸爸也刚好到家．已知爸爸的速度是小马虎速度的4倍，问：小马虎从家到学校共用多少分钟．

The little sloppy forgot to bring his schoolbag to school. When his father found out, he rode his bicycle and chased him immediately. After handing the schoolbag to him, he went home immediately. After the little sloppy received the schoolbag, he walked another 10 minutes to reach the school. At this time, his father just arrived home. It is known that the speed of the father is 4 times that of the little sloppy. Ask: How many minutes does it take for the little sloppy to go from home to school.

<gadget id="calculator">10 * 4</gadget>
<output>40</output>
<gadget id="calculator">10 + 40</gadget>
<output>50</output>
<result>50</result>


某服装厂要加工一批童装，三天加工了总数的12%．照这样计算，剩下的服装还要多少天才能完成？

garment factory wanted to process a batch of children's clothing, and processed 12% of the total in three days. According to this calculation, how many days will it take for the remaining costumes to be completed?

<gadget id="calculator">12 / 100</gadget>
<output>3/25 = around 0.12</output>
<gadget id="calculator">3 / (3/25)</gadget>
<output>25</output>
<gadget id="calculator">25 - 3</gadget>
<output>22</output>
<result>22</result>


一件衣服300元，现在打7折出售，现价多少元？

A piece of clothing costs 300 yuan, and it is now on sale at a 30% discount. How much is the current price?

<gadget id="calculator">70 / 100</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">300 * (7/10)</gadget>
<output>210</output>
<result>210</result>


把21个苹果平均分成7份，其中4份是这堆苹果的多少

Divide 21 apples into 7 equal parts, of which 4 parts are the number of apples in this pile

<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>
<gadget id="calculator">1 / (1/7)</gadget>
<output>7</output>
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>
<result>4/7 = around 0.571429</result>


下面的分数中正好与0.15相等的是多少

Which of the following fractions is exactly equal to 0.15

<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>
<result>3/20 = around 0.15</result>


教室长8米，宽6米，高4米．要粉刷教室的屋顶和四壁(除去门窗和黑板面积25.4平方米)，粉刷的面积是多少？

The classroom is 8 meters long, 6 meters wide, and 4 meters high. To paint the roof and four walls of the classroom (the area is 25.4 square meters excluding doors, windows and blackboards), what is the area to be painted?

<gadget id="calculator">8 * 6</gadget>
<output>48</output>
<gadget id="calculator">8 * 4 * 2</gadget>
<output>64</output>
<gadget id="calculator">6 * 4 * 2</gadget>
<output>48</output>
<gadget id="calculator">48 - 25.4</gadget>
<output>22.6</output>
<gadget id="calculator">48 + 64 + 22.6</gadget>
<output>134.6</output>
<result>134.6</result>


小明从一楼走到三楼要走30个台阶，那他从一楼走到五楼共要走多少个？

Xiao Ming has to walk 30 steps from the first floor to the third floor, how many steps does he have to walk from the first floor to the fifth floor?

<gadget id="calculator">30 / 2</gadget>
<output>15</output>
<gadget id="calculator">15 * 4</gadget>
<output>60</output>
<result>60</result>


0.30的计数单位是0.3的计数单位的多少

What is the counting unit of 0.30 in the counting unit of 0.3

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


在第一学月的捐款献爱心活动中，101班捐款150元，102班捐款数是101班的(4/5)，103班比102班多捐(1/15)，103班捐款多少元．

In the donation activity in the first semester, class 101 donated 150 yuan, class 102 donated more than class 101 (4/5), class 103 donated more than class 102 (1/15), how much did class 103 donate ．

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">1 + (1/15)</gadget>
<output>16/15 = around 1.066667</output>
<gadget id="calculator">150 * (4/5) * (16/15)</gadget>
<output>128</output>
<result>128</result>


一个加数减去15，另一个加数加上2，和应减去多少

Subtract 15 from one addend, add 2 to the other, how much should be subtracted from the sum

<gadget id="calculator">20 + 10</gadget>
<output>30</output>
<gadget id="calculator">20 - 15</gadget>
<output>5</output>
<gadget id="calculator">10 + 2</gadget>
<output>12</output>
<gadget id="calculator">5 + 12</gadget>
<output>17</output>
<gadget id="calculator">30 - 17</gadget>
<output>13</output>
<result>13</result>


小明把1200元压岁钱存人了自己的网上银行，存期一年，到期再自动转存一年，年利率为2.52%．若把它改为存期2年的，年利率为3.4%，到期时多得多少利息？

Xiao Ming deposits 1,200 yuan of New Year's money in his online bank for a period of one year, and automatically re-deposits it for another year after maturity, with an annual interest rate of 2.52%. If it is changed to a deposit period of 2 years, the annual interest rate is 3.4%, how much more interest will be gained when it matures?

<gadget id="calculator">3.4 / 100</gadget>
<output>0.034</output>
<gadget id="calculator">1_200 * 0.034 * 2</gadget>
<output>81.6</output>
<gadget id="calculator">2.52 / 100</gadget>
<output>0.0252</output>
<gadget id="calculator">1_200 * 0.0252 * 1</gadget>
<output>30.24</output>
<gadget id="calculator">81.6 - 30.24 - 31</gadget>
<output>20.36</output>
<result>20.36</result>


小明带24个自制的纪念品去伦敦奥运会卖．早上每个纪念品卖7英镑，卖出的纪念品不到总数的一半．下午他对每个纪念品的价格进行打折，折后的价格仍是一个整数．下午他卖完了剩下的纪念品，全天共收入120英镑．那么早上他卖了多少个纪念品？

Xiao Ming brought 24 homemade souvenirs to sell at the London Olympics. In the morning, each souvenir sold for £7, less than half of the total sold. In the afternoon, he discounts the price of each souvenir, and the discounted price is still an integer. In the afternoon, he sold out the remaining souvenirs, earning a total of 120 pounds for the whole day. So how many souvenirs did he sell that morning?

<gadget id="calculator">24 - 16</gadget>
<output>8</output>
<result>8</result>


一次语文考试，5名同学的分数从高到低排列是96分、92分、a分、86分、75分，他们的平均分可能是多少分

In a Chinese test, the scores of five students are ranked from high to low as 96 points, 92 points, A points, 86 points, and 75 points. What is their average score?

<gadget id="calculator">75 + 92 + 86 + 96 + 91</gadget>
<output>440</output>
<gadget id="calculator">440 / 5</gadget>
<output>88</output>
<result>88</result>


新联小学组织同学参观东莞市科技馆，三年级同学男生有96人，女生有72人，每8人组成一个小组，这个级一共可以分多少个小组？

Xinlian Primary School organizes students to visit the Dongguan Science and Technology Museum. There are 96 boys and 72 girls in the third grade. Every 8 people form a group. How many groups can this grade be divided into?

<gadget id="calculator">96 + 72</gadget>
<output>168</output>
<gadget id="calculator">168 / 8</gadget>
<output>21</output>
<result>21</result>


某文具店批发商购进一批自动铅笔，按每支自动铅笔加价40%售出，当这个批发商售出500枝自动铅笔时，正好收回全部成本，由于市场环境发生变化，批发商把剩余铅笔降价全部售出后，共获利30%，剩余的铅笔是降多少售出的．

wholesaler in a stationery store purchased a batch of mechanical pencils and sold them at a price increase of 40% for each mechanical pencil. When the wholesaler sold 500 mechanical pencils, it happened to recover all the costs. After all the pencils are sold at a reduced price, the total profit is 30%, and the remaining pencils are sold at a lower price.

<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">500 * (7/5)</gadget>
<output>700</output>
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">700 - 500</gadget>
<output>200</output>
<gadget id="calculator">(3/10) / 200</gadget>
<output>3/2_000 = around 0.0015</output>
<gadget id="calculator">700 * (3/2_000)</gadget>
<output>21/20 = around 1.05</output>
<gadget id="calculator">(2/5) - (21/20)</gadget>
<output>-13/20 = around -0.65</output>
<gadget id="calculator">1 + (-13/20)</gadget>
<output>7/20 = around 0.35</output>
<result>7/20 = around 0.35</result>


小明借来一本故事书，如果每天读8页，15天可以读完．现在要12天读完，每天应该读几页？

Xiao Ming borrowed a story book. If he reads 8 pages a day, he can read it in 15 days. Now it takes 12 days to finish reading, how many pages should I read every day?

<gadget id="calculator">8 / 12</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">15 * (2/3)</gadget>
<output>10</output>
<result>10</result>


某校去年有学生825人，今年比去年增加了24%，今年有学生多少人？

A certain school had 825 students last year, and this year it has increased by 24% compared to last year. How many students are there this year?

<gadget id="calculator">24 / 100</gadget>
<output>6/25 = around 0.24</output>
<gadget id="calculator">1 + (6/25)</gadget>
<output>31/25 = around 1.24</output>
<gadget id="calculator">825 * (31/25)</gadget>
<output>1_023</output>
<result>1_023</result>


学校新买一批图书，其中连环画与科技书本数的比是3：5，连环画比科技书少240本，科技书和连环画共买了多少本？

The school bought a new batch of books. The ratio of comic books to science books is 3:5, and comic books are 240 fewer than science books. How many science books and comic books were bought?

<gadget id="calculator">5 - 3</gadget>
<output>2</output>
<gadget id="calculator">240 / 2</gadget>
<output>120</output>
<gadget id="calculator">5 + 3</gadget>
<output>8</output>
<gadget id="calculator">120 * 8</gadget>
<output>960</output>
<result>960</result>


工程队修一段公路，原计划每天修3.2千米，15天修完．实际每天多修25%，实际几天完成？

The engineering team repaired a section of road, originally planned to repair 3.2 kilometers per day, and completed the repair in 15 days. The actual repair is 25% more every day, how many days is it actually completed?

<gadget id="calculator">3.2 * 15</gadget>
<output>48</output>
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">3.2 * (5/4)</gadget>
<output>4</output>
<gadget id="calculator">48 / 4</gadget>
<output>12</output>
<result>12</result>


<gadget id="calculator">4.79 * 1_000</gadget>
<output>4_790</output>
<result>4_790</result>


一个平行四边形的面积是72平方厘米，与它等底等高的三角形的面积是多少平方厘米．

If the area of a parallelogram is 72 square centimeters, what is the area of a triangle with the same base and height as it?

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


<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">2 - (3/4)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">23.3 * (5/4)</gadget>
<output>29.125</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">56 * (1/4)</gadget>
<output>14</output>
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">(5/4) * 28.7</gadget>
<output>35.875</output>
<gadget id="calculator">29.125 + 14 + 35.875</gadget>
<output>79</output>
<result>79</result>


一批水果用了四天卖完，第一天卖出180千克，第二天卖出余下的(2/7)，第三、四天共卖出这批水果的一半，这批水果有多少千克．

batch of fruit was sold out in four days, 180 kg was sold on the first day, the rest (2/7) was sold on the second day, and half of this batch of fruit was sold on the third and fourth days. How much is this batch of fruit? kilogram.

<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>
<gadget id="calculator">180 * (2/7)</gadget>
<output>360/7 = around 51.428571</output>
<gadget id="calculator">180 - (360/7)</gadget>
<output>900/7 = around 128.571429</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) - (2/7)</gadget>
<output>3/14 = around 0.214286</output>
<gadget id="calculator">(900/7) / (3/14)</gadget>
<output>600</output>
<result>600</result>


一个长方体容器，长是45厘米，宽是10厘米，里面水的高度是8厘米．把这些水倒入一个棱长是60厘米的正方体容器内，水面高度是多少厘米？

A cuboid container has a length of 45 cm and a width of 10 cm, and the height of the water inside is 8 cm. Pour the water into a cube container with a side length of 60 cm. What is the height of the water surface in cm?

<gadget id="calculator">60 * 60</gadget>
<output>3_600</output>
<gadget id="calculator">8 / 3_600</gadget>
<output>1/450 = around 0.002222</output>
<gadget id="calculator">45 * 10 * (1/450)</gadget>
<output>1</output>
<result>1</result>


有80吨煤，第一次用去(1/5)，第二次用去(1/5)吨，还剩下多少吨煤．

There are 80 tons of coal, (1/5) is used for the first time, and (1/5) is used for the second time, how many tons of coal are left.

<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">80 * (4/5)</gadget>
<output>64</output>
<gadget id="calculator">64 - 0.5</gadget>
<output>63.5</output>
<result>63.5</result>


一个圆柱形的粮仓，从里面量得底面直径是3米，装有2米高的小麦．如果每立方米小麦重0.7吨，这个粮仓装有多少吨的小麦？

A cylindrical granary with a base diameter of 3 meters measured from the inside contains wheat 2 meters high. If each cubic meter of wheat weighs 0.7 tons, how many tons of wheat does this granary contain?

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">(3/2) ** 2</gadget>
<output>9/4 = around 2.25</output>
<gadget id="calculator">3.14 * (9/4) * 2</gadget>
<output>14.13</output>
<gadget id="calculator">14.13 * 0.7</gadget>
<output>9.891</output>
<result>9.891</result>


宝宝今年5岁，爷爷的年龄是宝宝的12倍，爷爷今年多少岁？

The baby is 5 years old this year, and the age of the grandfather is 12 times that of the baby. How old is the grandfather?

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


三年级同学参加春游活动，女同学有138人，男同学有144人，每6位同学编一组，可以分成多少组？

There are 138 female students and 144 male students in the third grade students participating in the spring outing. Every 6 students form a group. How many groups can they be divided into?

<gadget id="calculator">138 + 144</gadget>
<output>282</output>
<gadget id="calculator">282 / 6</gadget>
<output>47</output>
<result>47</result>


2010年在第16届广州亚运会上，中国健儿共获得199枚金牌，比日本队获得金牌数的4倍还多7枚，日本队在本届运动会上共获得多少枚金牌？

In the 16th Guangzhou Asian Games in 2010, Chinese athletes won a total of 199 gold medals, seven more than the four times the number of gold medals won by the Japanese team. How many gold medals did the Japanese team win in this Games?

<gadget id="calculator">199 - 7</gadget>
<output>192</output>
<gadget id="calculator">192 / 4</gadget>
<output>48</output>
<result>48</result>


商店运来10包毛线，每包25千克，共卖10000元．平均每千克毛线多少元？(改编成一道连乘应用题，并解答出来．)

The store shipped 10 packages of wool, each package 25 kilograms, and sold for a total of 10,000 yuan. How much is the average per kilogram of wool? (Adapted into a multiplication problem and solved it.)

<gadget id="calculator">10_000 / 25 / 10</gadget>
<output>40</output>
<gadget id="calculator">25 * 10 * 40</gadget>
<output>10_000</output>
<result>10_000</result>


一个圆锥的体积是60cm**3，底面积是30cm**2，它的高是多少厘米？

The volume of a cone is 60cm**3 and the area of its base is 30cm**2. What is its height in centimeters?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">60 / 30 / (1/3)</gadget>
<output>6</output>
<result>6</result>


一种手机原价2000元，双十一期间八五折优惠，优惠多少元．

The original price of a mobile phone is 2,000 yuan, and the discount is 15% during Double Eleven. How much is the discount?

<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>
<gadget id="calculator">1 - (17/20)</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">2_000 * (3/20)</gadget>
<output>300</output>
<result>300</result>


20减去1.2与0.4的积，差是多少．

What is the difference between 20 minus the product of 1.2 and 0.4?

<gadget id="calculator">1.2 * 0.4</gadget>
<output>0.48</output>
<gadget id="calculator">20 - 0.48</gadget>
<output>19.52</output>
<result>19.52</result>


一个梯形的面积是50平方分米，它的上下底之和是16米，高是多少．

The area of a trapezoid is 50 square decimeters, the sum of its upper and lower bases is 16 meters, what is the height?

<gadget id="calculator">16 * 10</gadget>
<output>160</output>
<gadget id="calculator">2 / 160</gadget>
<output>1/80 = around 0.0125</output>
<gadget id="calculator">50 * (1/80)</gadget>
<output>5/8 = around 0.625</output>
<result>5/8 = around 0.625</result>


两个连续自然数，它们的倒数的积是(1/182)，这两个数中大数是小数的多少倍．

The product of two consecutive natural numbers and their reciprocals is (1/182), and how many times the large number is the small number in these two numbers.

<gadget id="calculator">14 / 1</gadget>
<output>14</output>
<gadget id="calculator">13 / 1</gadget>
<output>13</output>
<gadget id="calculator">14 / 13</gadget>
<output>14/13 = around 1.076923</output>
<result>14/13 = around 1.076923</result>


邮局汇款的汇率是1%，光明小学给雅安灾区汇钱，一共付了40元的汇费，光明小学一共给灾区捐款多少元？

The post office remittance exchange rate is 1%. Guangming Primary School remitted money to the disaster area in Ya’an, and paid a total of 40 yuan. How much did Guangming Primary School donate to the disaster area?

<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>
<gadget id="calculator">40 / (1/100)</gadget>
<output>4_000</output>
<result>4_000</result>


一块平行四边形的草坪，底是36.9米，高是28米．如果每平方米草坪的价格是12元，种植这块草坪需要多少钱？

parallelogram lawn has a base of 36.9 meters and a height of 28 meters. If the price of lawn per square meter is 12 yuan, how much does it cost to plant this lawn?

<gadget id="calculator">36.9 * 28</gadget>
<output>1_033.2</output>
<gadget id="calculator">1_033.2 * 12</gadget>
<output>12_398.4</output>
<result>12_398.4</result>


一批零件，计划每天做840个，6天能完成任务．实际比原计划少用1天就完成了任务，实际每天生产多少个零件？

For a batch of parts, it is planned to make 840 pieces per day, and the task can be completed in 6 days. In fact, the task was completed in one day less than the original plan. How many parts are actually produced per day?


东风炼钢厂要运进一批煤，第一次运了24(4/5)吨，第二次比第一次少运2.25吨，两次一共运回多少吨？

Dongfeng Steel Plant wanted to transport a batch of coal. The first time it transported 24 (4/5) tons, the second time it transported 2.25 tons less than the first time. How many tons were transported in total?


14名乒乓球运动员进行男子单打比赛，先是进行淘汰赛，获胜利的运动员进行循环赛，每两人都要赛一场，决出冠、亚军，整个比赛(包括淘汰赛和循环赛)共要进行多少场．

14 table tennis players compete in men's singles. First, there is a knockout match. The winning players will play a round-robin match. Every two players will have a match to decide the champion and runner-up.

<gadget id="calculator">14 / 2</gadget>
<output>7</output>
<gadget id="calculator">7 - 1</gadget>
<output>6</output>
<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">7 * 3</gadget>
<output>21</output>
<gadget id="calculator">21 + 7</gadget>
<output>28</output>
<result>28</result>


用圆规画一个周长是25.12厘米的圆，圆规两脚之间的距离是多少厘米．

Use a compass to draw a circle with a circumference of 25.12 cm. What is the distance between the two feet of the compass in cm?

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


正10边形每个内角的度数是多少．

What is the measure of each interior angle of a regular 10-gon.

<gadget id="calculator">10 - 2</gadget>
<output>8</output>
<gadget id="calculator">8 * 180</gadget>
<output>1_440</output>
<result>1_440</result>


修一条4千米的水渠，5天修完，平均每天修多少千米

To build a 4-kilometer canal and finish it in 5 days, how many kilometers are repaired on average per day?

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


在一个圆柱形水桶中，放入一个底面半径是3厘米的圆锥体铁块(浸没在水中)，水桶中的水面上升了0.5厘米．已知圆柱形水桶的底面半径是6厘米，高是18厘米．这个圆锥体铁块的高是多少？

In a cylindrical bucket, put a conical iron block with a base radius of 3 cm (submerged in water), and the water level in the bucket rises by 0.5 cm. It is known that the bottom radius of a cylindrical bucket is 6 cm and the height is 18 cm. What is the height of the cone of iron?

<gadget id="calculator">6 ** 2</gadget>
<output>36</output>
<gadget id="calculator">3.14 * 36 * 0.5</gadget>
<output>56.52</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">3.14 * 9</gadget>
<output>28.26</output>
<gadget id="calculator">56.52 / (1/3) / 28.26</gadget>
<output>6</output>
<result>6</result>


一个数的(1/2)是(7/8)，这个数是多少．

(1/2) of a number is (7/8), what is this number.

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(7/8) / (1/2)</gadget>
<output>7/4 = around 1.75</output>
<result>7/4 = around 1.75</result>


一间教室长9米，宽6.5米，高3.2米，要粉刷屋顶和四壁，除去门窗和黑板共12平方米，粉刷的面积是多少？

A classroom is 9 meters long, 6.5 meters wide, and 3.2 meters high. The roof and walls need to be painted. Excluding doors, windows and blackboards, the total area is 12 square meters. What is the area to be painted?

<gadget id="calculator">9 * 6.5</gadget>
<output>58.5</output>
<gadget id="calculator">9 * 3.2 * 2</gadget>
<output>57.6</output>
<gadget id="calculator">6.5 * 3.2 * 2</gadget>
<output>41.6</output>
<gadget id="calculator">58.5 + 57.6 + 41.6</gadget>
<output>157.7</output>
<gadget id="calculator">157.7 - 12</gadget>
<output>145.7</output>
<result>145.7</result>


糖占糖水的(1/10)，糖占水的多少．

Sugar accounts for sugar water (1/10), how much sugar accounts for water.

<gadget id="calculator">10 - 1</gadget>
<output>9</output>
<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>
<result>1/9 = around 0.111111</result>


桌子上摆着7张卡片，分别写着1-7各数，摸到单数的可能性是多少．

There are 7 cards on the table, which are written with numbers 1-7 respectively. What is the probability of getting an odd number?

<gadget id="calculator">4 + 3</gadget>
<output>7</output>
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>
<result>4/7 = around 0.571429</result>


路旁每隔5米种一棵树(两端都要栽)，一共种了60棵树，这条路长多少米．

A tree is planted every 5 meters on the side of the road (both ends must be planted), and a total of 60 trees are planted. How long is the road in meters?

<gadget id="calculator">60 - 1</gadget>
<output>59</output>
<gadget id="calculator">59 * 5</gadget>
<output>295</output>
<result>295</result>


把39个苹果和34个梨分给若干个小朋友，要使每个小朋友分得的梨的个数相同，苹果的个数也相同，结果苹果少3个，梨少2个，小朋友最多有几个？

Distribute 39 apples and 34 pears to several children, so that each child gets the same number of pears and the same number of apples. As a result, there are 3 less apples and 2 less pears. How many children can have at most? indivual?

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


某会计在统计账目时，发现账面上多出了64.26元，检查发现是有一笔帐的一个小数点点错了，问这笔钱原来是多少．

When an accountant was counting the accounts, he found that there was an extra 64.26 yuan on the accounts. After checking, he found that there was a wrong decimal point in an account. He asked how much the money was originally.

<gadget id="calculator">10 - 1</gadget>
<output>9</output>
<gadget id="calculator">64.26 / 9</gadget>
<output>7.14</output>
<result>7.14</result>


一种微波炉原价是800元，降价(1/5)出售，现在每台售价是多少元．

The original price of a microwave oven is 800 yuan, and the price is reduced (1/5) to sell. What is the current price of each microwave oven?

<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">800 * (4/5)</gadget>
<output>640</output>
<result>640</result>


把甲数的(1/5)给乙数后，甲、乙两数相等，乙数比甲数少它的多少．

After giving (1/5) of A's number to B's number, A and B are equal, and B's number is less than A's number.

<gadget id="calculator">5 - 1</gadget>
<output>4</output>
<gadget id="calculator">4 - 1</gadget>
<output>3</output>
<gadget id="calculator">5 - 3</gadget>
<output>2</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<result>2/5 = around 0.4</result>


甲乙两地之间有一中点站A，甲乙两车在A站同时向不同的东西两站开出，甲车到达东站时，乙车离西站还有20千米，已知甲、乙两车速度比为4：3，求甲乙两地的路程．

There is a mid-point station A between A and B. Cars A and B depart from station A to different east and west stations at the same time. When car A arrives at the east station, car B is still 20 kilometers away from the west station. It is known that A and B The speed ratio of the two vehicles is 4:3, find the distance between A and B.

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">20 / (1/4)</gadget>
<output>80</output>
<gadget id="calculator">80 * 2</gadget>
<output>160</output>
<result>160</result>


给一种圆柱形饮料罐设计外形包装商标．已知这种圆柱形饮料罐底面直径6厘米，高10厘米，接口处为1厘米．做1000个这种商标，要用多少平方米的纸？

Design a packaging trademark for a cylindrical beverage can. It is known that the bottom of this cylindrical beverage can has a diameter of 6 cm, a height of 10 cm, and a joint of 1 cm. How many square meters of paper should be used to make 1000 such trademarks?

<gadget id="calculator">3.14 * 6 * 10</gadget>
<output>188.4</output>
<gadget id="calculator">1 * 10</gadget>
<output>10</output>
<gadget id="calculator">188.4 + 10</gadget>
<output>198.4</output>
<gadget id="calculator">1_000 / 10_000</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">198.4 * (1/10)</gadget>
<output>19.84</output>
<result>19.84</result>


白兔的只数比黑兔的(1/3)少30只，白兔有120只，黑兔有多少只．

The number of white rabbits is 30 less than that of black rabbits (1/3). There are 120 white rabbits. How many black rabbits are there?

<gadget id="calculator">120 + 30</gadget>
<output>150</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">150 / (1/3)</gadget>
<output>450</output>
<result>450</result>


爸爸年龄是女儿的4倍，爸爸比女儿大27岁．女儿今年多少岁？

The father is 4 times the age of the daughter, and the father is 27 years older than the daughter. How old is your daughter?

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


用绳子将两个酒瓶捆两圈，酒瓶的外直径是8厘米，打结处打结处需要15厘米的绳子，一共需要多长的绳子？

Tie two wine bottles twice with a rope. The outer diameter of the wine bottle is 8 cm. The knot needs 15 cm of rope. How long is the rope in total?

<gadget id="calculator">3.14 * 8</gadget>
<output>25.12</output>
<gadget id="calculator">8 * 2</gadget>
<output>16</output>
<gadget id="calculator">25.12 + 16</gadget>
<output>41.12</output>
<gadget id="calculator">41.12 + 15</gadget>
<output>56.12</output>
<result>56.12</result>


一种羽绒服原价是455元，现在八折出售，买一件这样的羽绒服需要多少钱？

The original price of a down jacket is 455 yuan, and it is now on sale with a 20% discount. How much does it cost to buy such a down jacket?

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">455 * (4/5)</gadget>
<output>364</output>
<result>364</result>


12.34的小数点先向左移动两位，再向右移动三位，得到的数是多少．

The decimal point of 12.34 is moved two places to the left and then three places to the right. What is the number obtained?

<gadget id="calculator">12.34 * 10</gadget>
<output>123.4</output>
<result>123.4</result>


甲乙两地相距405千米，一辆汽车从甲地开往乙地，4小时行驶了180千米．照这样计算，还要行驶多少小时才能到达乙地？(用比例知识解)

The distance between A and B is 405 kilometers. A car travels 180 kilometers from A to B in 4 hours. According to this calculation, how many hours will it take to drive to reach B? (Solution with proportional knowledge)

<gadget id="calculator">405 - 180</gadget>
<output>225</output>
<gadget id="calculator">180 / 4</gadget>
<output>45</output>
<gadget id="calculator">225 / 45</gadget>
<output>5</output>
<result>5</result>


两个数相乘，一个因数扩大200倍，另一个因数缩小(1/10)，积扩大多少倍

When multiplying two numbers, one factor is enlarged by 200 times, and the other factor is reduced (1/10), how many times the product is enlarged

<gadget id="calculator">10 / 1</gadget>
<output>10</output>
<gadget id="calculator">200 / 10</gadget>
<output>20</output>
<result>20</result>


植树节五年段种树186棵，比三年级种的棵数的2倍少12棵．三年段的学生共种树多少棵？

186 trees were planted in the fifth grade of the Arbor Day, 12 fewer than twice the number of trees planted in the third grade. How many trees did the three-year students plant in total?

<gadget id="calculator">186 + 12</gadget>
<output>198</output>
<gadget id="calculator">198 / 2</gadget>
<output>99</output>
<result>99</result>


一个圆形儿童游泳池，从里面量，底面积是12.56m**2，高是13dm，这个儿童泳池的内侧和底面用的材料是亚克力，这个泳池用了多大面积的亚克力？

A circular children's swimming pool, measured from the inside, has a bottom area of 12.56m**2 and a height of 13dm. The inner and bottom surfaces of this children's swimming pool are made of acrylic. How much acrylic is used for this swimming pool?

<gadget id="calculator">2 * 3.14 * 2 * 1.3</gadget>
<output>16.328</output>
<gadget id="calculator">16.328 + 12.56</gadget>
<output>28.888</output>
<result>28.888</result>


过新年元元妈妈买回来5箱梨，每箱梨数量同样多，从每箱里拿出10个梨，则5个箱子里剩下的梨的个数等于原来3个箱子里梨的个数，原来每个箱子有多少个梨．

Yuan Yuan’s mother bought 5 boxes of pears for the New Year, and the number of pears in each box is the same. If 10 pears are taken from each box, the number of pears left in the 5 boxes is equal to the number of pears in the original 3 boxes. , the original number of pears in each box.

<gadget id="calculator">5 - 3</gadget>
<output>2</output>
<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>
<gadget id="calculator">10 * (5/2)</gadget>
<output>25</output>
<result>25</result>


客车和货车分别从甲、乙两地同时相向而行，相遇时货车行了120千米，客车行了全程的(5/8)，甲、乙两地相距多少千米？

A passenger car and a truck travel towards each other from places A and B at the same time. When they meet, the truck travels 120 kilometers, and the bus travels the entire distance (5/8). How many kilometers is the distance between A and B?

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">1 - (5/8)</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">120 / (3/8)</gadget>
<output>320</output>
<result>320</result>


某省实行阶梯电价，全年用电采取按月分三档计费的方法收取电费．第一档：170千瓦时及以内，按每千瓦时0.525元收费；第二档：171～260千瓦时，按每千瓦时0.575元收费；第三档：261千瓦时及以上的电量，按每千瓦时0.825元收费．赵元家9月份的用电量为280千瓦时，应付电费多少元？

certain province implements tiered electricity prices, and the annual electricity consumption adopts the method of charging electricity in three levels on a monthly basis. The first gear: 170 kWh and below, charged at 0.525 yuan per kWh; the second gear: 171 to 260 kWh, charged at 0.575 yuan per kWh; The fee is 0.825 yuan per kWh. The electricity consumption of Zhao Yuanjia in September is 280 kwh, how much is the electricity bill?

<gadget id="calculator">0.525 * 170</gadget>
<output>89.25</output>
<gadget id="calculator">260 - 170</gadget>
<output>90</output>
<gadget id="calculator">0.575 * 90</gadget>
<output>51.75</output>
<gadget id="calculator">280 - 260</gadget>
<output>20</output>
<gadget id="calculator">0.825 * 20</gadget>
<output>16.5</output>
<gadget id="calculator">89.25 + 51.75 + 16.5</gadget>
<output>157.5</output>
<result>157.5</result>


绿色蔬菜基地，去年生产蔬菜65万吨，比前年增产(1/12)，前年生产蔬菜多少万吨？

The green vegetable base produced 650,000 tons of vegetables last year, an increase (1/12) over the previous year. How many tons of vegetables were produced in the previous year?

<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">1 + (1/12)</gadget>
<output>13/12 = around 1.083333</output>
<gadget id="calculator">65 / (13/12)</gadget>
<output>60</output>
<result>60</result>


李阿姨是剪纸艺人，节日期间，她每天工作8小时，能剪出96张剪纸，照这样计算，李阿姨剪180张剪纸，需要多少小时？(列比例解答)

Aunt Li is a paper-cut artist. During the festival, she works 8 hours a day and can cut 96 paper-cuts. According to this calculation, how many hours does it take for Aunt Li to cut 180 paper-cuts? (column ratio solution)

<gadget id="calculator">96 / 8</gadget>
<output>12</output>
<gadget id="calculator">180 / 12</gadget>
<output>15</output>
<result>15</result>


把一个最简分数的分母缩小到原来的(1/2)，分子扩大到原来的2倍，这个分数的值(16/5)，这个最简分数是多少．

Reduce the denominator of a simplest fraction to the original (1/2), expand the numerator to twice the original, the value of this fraction (16/5), what is the simplest fraction.

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">16 * (1/2)</gadget>
<output>8</output>
<gadget id="calculator">5 * 2</gadget>
<output>10</output>
<gadget id="calculator">8 / 10</gadget>
<output>4/5 = around 0.8</output>
<result>4/5 = around 0.8</result>


有四位小朋友，他们的年龄一个比一个小一岁，他们年龄的乘积是360，他们中年龄最小的是多少岁．

There are four children, one of them is one year younger than the other, the product of their ages is 360, what is the age of the youngest among them?


一个长方形相框用了4.5米长的木条，相框的长是宽的1.5倍，这个相框所配玻璃的面积大约是多少？

rectangular photo frame uses a 4.5-meter-long wooden bar, and the length of the photo frame is 1.5 times the width. What is the approximate area of the glass used in this photo frame?

<gadget id="calculator">1 + 1.5</gadget>
<output>2.5</output>
<gadget id="calculator">4.5 / 2 / 2.5</gadget>
<output>0.9</output>
<gadget id="calculator">1.5 * 0.9</gadget>
<output>1.35</output>
<gadget id="calculator">1.35 * 0.9</gadget>
<output>1.215</output>
<result>1.215</result>


Reduce the following fractions to the simplest fractions: (16666666666/66666666664)=how much.

<gadget id="calculator">16 / 64</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


某钟表的分针长10厘米，从3时走到6时，分针针尖走过的长度是多少？

The minute hand of a clock is 10 cm long. From 3 o'clock to 6 o'clock, what is the distance traveled by the tip of the minute hand?


学校新买了一批图书，其中故事书240本，比文艺书少40%，文艺书买了多少本？

The school bought a new batch of books, including 240 story books, 40% less than literary books. How many literary books did you buy?

<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">240 / (3/5)</gadget>
<output>400</output>
<result>400</result>


小兰有14本书，小明有6本，则小兰给小明多少本书，两个人的书的本数就同样多．

Xiaolan has 14 books, and Xiaoming has 6 books, so how many books Xiaolan gives to Xiaoming, the number of books for both of them is the same.

<gadget id="calculator">14 - 6</gadget>
<output>8</output>
<gadget id="calculator">8 / 2</gadget>
<output>4</output>
<result>4</result>


把一根木头锯成两段要用4分钟，如果锯成6段要用多少分钟．

If it takes 4 minutes to saw a piece of wood into two pieces, how many minutes will it take to saw it into 6 pieces?

<gadget id="calculator">2 - 1</gadget>
<output>1</output>
<gadget id="calculator">4 / 1</gadget>
<output>4</output>
<gadget id="calculator">6 - 1</gadget>
<output>5</output>
<gadget id="calculator">4 * 5</gadget>
<output>20</output>
<result>20</result>


某市出租车起步价是8元(3千米以内)，超过3千米的平均每千米收费1.5元，小乐一家三口坐车去外婆家共付车费12.5元．小乐家离外婆家有多远？

The starting price of a taxi in a certain city is 8 yuan (within 3 kilometers), and the average fare is 1.5 yuan per kilometer for more than 3 kilometers. How far is Xiao Le's house from grandma's house?

<gadget id="calculator">12.5 - 8</gadget>
<output>4.5</output>
<gadget id="calculator">4.5 / 1.5</gadget>
<output>3</output>
<gadget id="calculator">3 + 3</gadget>
<output>6</output>
<result>6</result>


一种昆虫从幼虫长到成虫，每天长大一倍，12天长到40毫米，它长到5毫米要多少天．

An insect grows from a larva to an adult, doubles in size every day, and grows to 40 mm in 12 days. How many days does it take to grow to 5 mm?

<gadget id="calculator">12 - 1 - 1 - 1</gadget>
<output>9</output>
<result>9</result>


从1厘米、4厘米、5厘米、3厘米的四根小棒中选出3根围成的三角形的周长是多少厘米

What is the perimeter in centimeters of the triangle formed by choosing three of the four sticks of 1cm, 4cm, 5cm and 3cm

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


果园里有桃树1400棵，是梨树的(7/8)．桃树和梨树共有多少棵？

There are 1400 peach trees in the orchard, all of which are pear trees (7/8). How many peach trees and pear trees are there?

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>
<gadget id="calculator">1_400 / (7/8)</gadget>
<output>1_600</output>
<gadget id="calculator">1_600 + 1_400</gadget>
<output>3_000</output>
<result>3_000</result>


如果梯形的面积是90平方米．高是30米，则它的上下底之和是多少米

If the area of the trapezoid is 90 square meters. If the height is 30 meters, what is the sum of its upper and lower bases in meters?

<gadget id="calculator">2 / 30</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">90 * (1/15)</gadget>
<output>6</output>
<result>6</result>


一个圆锥，底面直径为10cm，高为12cm；另一个圆柱底面直径为10cm，高为12cm，将圆锥的水装满，再将水倒入圆柱体里，这时圆柱里的水高是多少？

A cone has a bottom diameter of 10cm and a height of 12cm; another cylinder has a bottom diameter of 10cm and a height of 12cm. Fill the cone with water and pour water into the cylinder. What is the height of the water in the cylinder?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">(1/3) * 3.14 * 25 * 12</gadget>
<output>314</output>
<gadget id="calculator">314 / 3.14 / 25</gadget>
<output>4</output>
<result>4</result>


小强前几次数学平均成绩是84分，这次要考100分才能使平均成绩达到85．这一次是第多少次考试．

Xiaoqiang's average math score in the past few times was 84, and this time he needs to score 100 points to make the average score reach 85. This time is the first exam.

<gadget id="calculator">100 - 84</gadget>
<output>16</output>
<gadget id="calculator">85 - 84</gadget>
<output>1</output>
<gadget id="calculator">16 / 1</gadget>
<output>16</output>
<result>16</result>


有一堆木料，小明数了数最底层有21根，每向上一层都比其下一层少一根，最上面一层11根．这堆木料共有多少根？

There is a pile of wood, and Xiao Ming counts 21 pieces on the bottom layer, one piece less than the next level on each level, and 11 pieces on the top level. How many pieces of wood are there in this pile?

<gadget id="calculator">11 + 21</gadget>
<output>32</output>
<gadget id="calculator">21 - 11</gadget>
<output>10</output>
<gadget id="calculator">10 + 1</gadget>
<output>11</output>
<gadget id="calculator">11 / 2</gadget>
<output>11/2 = around 5.5</output>
<gadget id="calculator">32 * (11/2)</gadget>
<output>176</output>
<result>176</result>


小朋友跳集体操，排成一个2层的空心方阵，外层每边有9人，跳集体操的小朋友共有多少人．

The children are doing group exercises and they are arranged in a hollow phalanx with 2 layers. There are 9 people on each side of the outer layer. How many children are doing group exercises?

<gadget id="calculator">9 - 2</gadget>
<output>7</output>
<gadget id="calculator">7 * 2 * 4</gadget>
<output>56</output>
<result>56</result>


周师傅要加工300个零件，他第一天加工了(3/20)，第二天加工的数量比第一天少(1/5)，周师傅两天共加工零件多少个？

Master Zhou has to process 300 parts. He processed it on the first day (3/20), and the quantity processed on the second day was less than that on the first day (1/5). How many parts did Master Zhou process in two days?

<gadget id="calculator">3 / 20</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">300 * (3/20)</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>
<gadget id="calculator">45 + 36</gadget>
<output>81</output>
<result>81</result>


鸡兔共有8只，一共有22条腿，其中鸡有多少只？多少

There are 8 chickens and rabbits, with a total of 22 legs. How many chickens are there? How many

<gadget id="calculator">2 * 8</gadget>
<output>16</output>
<gadget id="calculator">22 - 16</gadget>
<output>6</output>
<gadget id="calculator">4 - 2</gadget>
<output>2</output>
<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">8 - 3</gadget>
<output>5</output>
<result>5</result>


一根电缆，第一次用了全长的(2/5)，第二次用了全长的(2/5)，还剩下80米，这根电缆长多少米？

For a cable, the full length (2/5) was used for the first time, and the full length (2/5) was used for the second time, leaving 80 meters. How long is this cable?

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 - (2/5) - (2/5)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">80 / (1/5)</gadget>
<output>400</output>
<result>400</result>


将一个直径为20厘米的圆柱侧面展开后，得到一个正方形，这个圆柱的体积是多少立方厘米．

After expanding the side of a cylinder with a diameter of 20 cm, a square is obtained. What is the volume of this cylinder in cubic centimeters?

<gadget id="calculator">20 / 2</gadget>
<output>10</output>
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>
<gadget id="calculator">3.14 * 20</gadget>
<output>62.8</output>
<gadget id="calculator">3.14 * 100 * 62.8</gadget>
<output>19_719.2</output>
<result>19_719.2</result>


学校的操场长50米，宽30米，扩建后，长增加了20米，宽增加了12米，面积增加了多少平方米？

The school playground is 50 meters long and 30 meters wide. After expansion, the length increases by 20 meters and the width increases by 12 meters. How many square meters does the area increase?

<gadget id="calculator">50 + 20</gadget>
<output>70</output>
<gadget id="calculator">30 + 12</gadget>
<output>42</output>
<gadget id="calculator">70 * 42</gadget>
<output>2_940</output>
<gadget id="calculator">30 * 50</gadget>
<output>1_500</output>
<gadget id="calculator">2_940 - 1_500</gadget>
<output>1_440</output>
<result>1_440</result>


一个圆锥形沙堆，底面积是56.52m**2，高是5m．用这堆沙在10m宽的公路上铺2cm厚的路面，能铺多少米？

A conical sand pile has a bottom area of 56.52m**2 and a height of 5m. Using this pile of sand to pave a 2cm thick road on a 10m wide road, how many meters can be paved?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">2 / 100</gadget>
<output>1/50 = around 0.02</output>
<gadget id="calculator">10 * (1/50)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">5 / (1/5)</gadget>
<output>25</output>
<gadget id="calculator">(1/3) * 56.52 * 25</gadget>
<output>471</output>
<result>471</result>


把一根5米长的绳子平均分成3段，每段绳子的长是全长的多少．

Divide a 5-meter-long rope into 3 equal parts, and the length of each part is the total length of the rope.

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


一个两位数，各个数位之和的5倍比原来多4，求这个两位数．

For a two-digit number, 5 times the sum of each digit is 4 more than the original, find the two-digit number.


一筐苹果3个3个的数，7个7个的数，最后都余1个，这筐苹果最少是多少个．

basket of apples has 3 numbers of 3, 7 numbers of 7, and there is 1 remaining in the end. What is the minimum number of apples in this basket?

<gadget id="calculator">3 * 7</gadget>
<output>21</output>
<gadget id="calculator">21 + 1</gadget>
<output>22</output>
<result>22</result>


若方程(m**2-1)x**2-(m-1)x-=0是关于x的一元一次方程，则m的值为-多少

If the equation (m**2-1)x**2-(m-1)x-=0 is a one-dimensional equation about x, then the value of m is -

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


解放军某连队进行训练，上午走了3时，下午走了2时，平均每时走5千米，一天走了多少千米？

A certain company of the People's Liberation Army was training. They walked at 3 o'clock in the morning and 2 o'clock in the afternoon. They walked an average of 5 kilometers per hour. How many kilometers did they walk in a day?

<gadget id="calculator">3 + 2</gadget>
<output>5</output>
<gadget id="calculator">5 * 5</gadget>
<output>25</output>
<result>25</result>


甲、乙两个油罐，如果每分钟放油5千克，甲罐52分钟把油放尽，乙罐36分钟把油放完．如果从甲罐向乙罐注油，需要过多少分钟两罐油相等．

Two oil tanks, A and B, if 5 kg of oil is drained per minute, tank A will drain the oil in 52 minutes, and tank B will drain the oil in 36 minutes. If oil is poured from tank A to tank B, how many minutes will it take for the two tanks to be equal?

<gadget id="calculator">52 * 5</gadget>
<output>260</output>
<gadget id="calculator">36 * 5</gadget>
<output>180</output>
<gadget id="calculator">260 - 180</gadget>
<output>80</output>
<gadget id="calculator">80 / 2 / 5</gadget>
<output>8</output>
<result>8</result>


甲、乙两个车间的平均人数是84人，两个车间的人数的比是5：7，求乙车间有多少人？

The average number of people in workshops A and B is 84, and the ratio of the number of people in the two workshops is 5:7. How many people are there in workshop B?

<gadget id="calculator">5 + 7</gadget>
<output>12</output>
<gadget id="calculator">7 / 12</gadget>
<output>7/12 = around 0.583333</output>
<gadget id="calculator">84 * 2 * (7/12)</gadget>
<output>98</output>
<result>98</result>


把棱长6分米的正方体钢铁，锻造成横截面为边长2分米的长方体钢材，这根长方体钢材的长是多少分米？

Forge a square steel with a side length of 6 decimeters into a rectangular steel with a side length of 2 decimeters in cross section. What is the length of this rectangular parallelepiped steel?

<gadget id="calculator">2 * 2</gadget>
<output>4</output>
<gadget id="calculator">6 / 4</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">6 * 6 * (3/2)</gadget>
<output>54</output>
<result>54</result>


扇形的半径是3厘米，圆心角是120°，所对的弧长是多少厘米．

The radius of the sector is 3 cm, and the central angle is 120°. What is the length of the arc subtended by it?

<gadget id="calculator">120 * 3.14 * 3</gadget>
<output>1_130.4</output>
<gadget id="calculator">1_130.4 / 180</gadget>
<output>6.28</output>
<result>6.28</result>


一个长方体沙坑，长8米，宽2米，深3米，填满沙坑需要多少立方米的沙子？

A cuboid bunker is 8 meters long, 2 meters wide, and 3 meters deep. How many cubic meters of sand are needed to fill the bunker?

<gadget id="calculator">8 * 2 * 3</gadget>
<output>48</output>
<result>48</result>


一个圆柱的侧面积是301.44平方米，高是8米，底面半径是多少米？

The lateral area of a cylinder is 301.44 square meters, the height is 8 meters, what is the radius of the base in meters?

<gadget id="calculator">301.44 / 8 / 3.14 / 2</gadget>
<output>6</output>
<result>6</result>


在比例尺是1：6000000的地图上，量得AB两地间的距离是4厘米，实际距离是多少

On a map with a scale of 1:6000000, the distance between AB and AB is 4 cm. What is the actual distance?

<gadget id="calculator">1 / 6_000_000</gadget>
<output>1/6_000_000 = around 0</output>
<gadget id="calculator">4 / (1/6_000_000) / 100_000</gadget>
<output>240</output>
<result>240</result>


学校图书馆有科技书和故事书共983本，其中科技书有458本，故事书有多少本？

There are 983 science books and story books in the school library, of which 458 are science books. How many story books are there?

<gadget id="calculator">983 - 458</gadget>
<output>525</output>
<result>525</result>


小明每天早晨从家出发，20分钟后到校．老师要求他明天提早5分钟到校．小明明天早晨每分钟必须比往常多走20米，才能按老师的要求准时到校．问：小明家距学校多远？

Xiao Ming starts from home every morning and arrives at school 20 minutes later. The teacher asked him to arrive at school 5 minutes early tomorrow. Xiao Ming will have to walk 20 meters more than usual every minute tomorrow morning in order to arrive at school on time as required by the teacher. Q: How far is Xiao Ming's home from the school?

<gadget id="calculator">20 - 5</gadget>
<output>15</output>
<gadget id="calculator">15 / 5</gadget>
<output>3</output>
<gadget id="calculator">20 * 3 * 20</gadget>
<output>1_200</output>
<result>1_200</result>


How much more is (3/4) of 120 than (2/5) of it?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">120 * (3/4)</gadget>
<output>90</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">120 * (2/5)</gadget>
<output>48</output>
<gadget id="calculator">90 - 48</gadget>
<output>42</output>
<result>42</result>


一根铁丝用去3米后，用去的与剩下的比是1：4，这根铁丝长多少米？

After 3 meters of iron wire are used up, the ratio of what is used to what is left is 1:4. How long is this iron wire in meters?

<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">3 / (1/5)</gadget>
<output>15</output>
<result>15</result>


同学们倡议捐400本图书给"手拉手"学校．一至六年级各捐了58本，还要捐多少本就达到了400本？

The students proposed to donate 400 books to the "Hand in Hand" school. Grades 1 to 6 each donated 58 books, how many more books will be donated to reach 400?

<gadget id="calculator">58 * 6</gadget>
<output>348</output>
<gadget id="calculator">400 - 348</gadget>
<output>52</output>
<result>52</result>


商场上的电脑原价4200元，开学促销打了八折后，如果有会员卡还可以减价10%，王老师用会员卡购买这台电脑要多少元？

The original price of the computer in the mall is 4,200 yuan. After the 20% discount for the start-of-school promotion, if you have a membership card, you can also reduce the price by 10%. How much does it cost Mr. Wang to buy this computer with the membership card?

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>
<gadget id="calculator">4_200 * (4/5) * (9/10)</gadget>
<output>3_024</output>
<result>3_024</result>


一根绳子，用去了2米，余下的是用去的25%，这根绳子长多少米．

rope has been used for 2 meters, and the rest is 25% of the used length. How long is the rope in meters?

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">2 * (1/4)</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) + 2</gadget>
<output>5/2 = around 2.5</output>
<result>5/2 = around 2.5</result>


圆锥底面半径扩大2倍，高也扩大2倍，体积扩大多少倍

The radius of the bottom of the cone is doubled, the height is also doubled, and the volume is doubled

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


下午3：00时针和分针夹成的最小角是多少°

What is the smallest angle formed by the hour and minute hands at 3:00 pm


老师有急事需要在最短的时间内向全班同学发紧急通知．假定用电话联系，每通知一个同学需要1分钟，第1分钟由老师通知同学A，第2分钟由同学A通知同学B，同时老师通知同学C，依此类推，如果没有重复，5分钟内共可以通知多少名同学？

The teacher needs to send an emergency notice to the whole class in the shortest possible time. Assuming a phone call, it takes 1 minute to notify each classmate. The teacher notifies classmate A in the first minute, and classmate A notifies classmate B in the second minute. At the same time, the teacher notifies classmate C, and so on. If there is no repetition, a total of 5 minutes How many students can be notified?

<gadget id="calculator">2 ** 5</gadget>
<output>32</output>
<gadget id="calculator">32 - 1</gadget>
<output>31</output>
<result>31</result>


3月12日，新安小学组织五、六年级学生参加植树活动．六年级植树572棵，五年级比六年级少植树183棵，一共植树多少棵？列式正确的是多少

On March 12, Xin'an Primary School organized fifth and sixth graders to participate in tree planting activities. The sixth grade planted 572 trees, and the fifth grade planted 183 fewer trees than the sixth grade. How many trees were planted in total? What is the correct column

<gadget id="calculator">572 - 183</gadget>
<output>389</output>
<gadget id="calculator">389 + 572</gadget>
<output>961</output>
<result>961</result>


一条水渠，第一天修了它的(3/8)，第二天修了它的(1/8)，还有几分之几没有修？

For a canal, (3/8) was repaired on the first day, and (1/8) was repaired on the second day, and what percentage is left unrepaired?

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">1 - (3/8) - (1/8)</gadget>
<output>1/2 = around 0.5</output>
<result>1/2 = around 0.5</result>


在比例尺是1：50000的地图上，1cm表示的实际距离是多少．

On a map with a scale of 1:50000, what is the actual distance represented by 1 cm.

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


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


一座大桥长2100米，一列火车以每分钟800米的速度通过这座大桥，从车头上桥到车尾离桥共用了3.1分钟．这列火车有多长？

bridge is 2100 meters long. A train passes the bridge at a speed of 800 meters per minute. It takes 3.1 minutes from the front of the train to the bridge to the rear of the train. How long is this train?

<gadget id="calculator">3.1 * 800</gadget>
<output>2_480</output>
<gadget id="calculator">2_480 - 2_100</gadget>
<output>380</output>
<result>380</result>


妈妈今年40岁，女儿14岁，女儿多少岁时，妈妈的年龄是女儿的3倍．

The mother is 40 years old, and the daughter is 14 years old. When the daughter is old, the age of the mother is three times that of the daughter.

<gadget id="calculator">40 - 14</gadget>
<output>26</output>
<gadget id="calculator">3 - 1</gadget>
<output>2</output>
<gadget id="calculator">26 / 2</gadget>
<output>13</output>
<result>13</result>


一块棱长30厘米的正方体冰块，它的体积是多少？

What is the volume of a cube with sides 30 cm long?

<gadget id="calculator">30 * 30 * 30</gadget>
<output>27_000</output>
<result>27_000</result>


6名选手参加乒乓球比赛，每两人都要赛一场，他们一共要赛多少场．

There are 6 players participating in a table tennis match, and each of them will play one game. How many games will they have in total?

<gadget id="calculator">6 - 1</gadget>
<output>5</output>
<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">5 * 3</gadget>
<output>15</output>
<result>15</result>


在比例尺是1：1000000的地图上，图上5cm表示实际距离多少km．

On a map with a scale of 1:1000000, 5cm on the map represents the actual distance in km.

<gadget id="calculator">1 / 1_000_000</gadget>
<output>1/1_000_000 = around 0.000001</output>
<gadget id="calculator">5 / (1/1_000_000) / 100_000</gadget>
<output>50</output>
<result>50</result>


一个长方形的长是5米，周长是16米，宽是多少米．

The length of a rectangle is 5 meters, the circumference is 16 meters, and the width is in meters.

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


一口井，井口上辘轳的直径是0.4米，把水桶从水面提到地面需要把辘轳转5周，水面和地面的距离是多少米？

For a well, the diameter of the potter's wheel at the head of the well is 0.4 meters. To lift the bucket from the water surface to the ground needs to rotate the potter's wheel 5 times. How many meters is the distance between the water surface and the ground?

<gadget id="calculator">3.14 * 0.4 * 5</gadget>
<output>6.28</output>
<result>6.28</result>


甲数比乙数多20%，乙数比丙数少20%，甲数相当于丙数的百分之几？

The number A is 20% more than the number B, and the number B is 20% less than the number C. What percentage of the number A is equal to the number C?

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">(6/5) / 1</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">(4/5) * (6/5)</gadget>
<output>24/25 = around 0.96</output>
<result>24/25 = around 0.96</result>


农场收割小麦，第一天收了这块地的(2/15)，第二天收了这块地的(3/20)，第三天收的等于前两天的总和．还剩这块地的几分之几没有收？

The farm harvests wheat, harvesting (2/15) of this field on the first day, (3/20) of this field on the second day, and harvesting on the third day is equal to the sum of the previous two days. How much of the land is left unclaimed?

<gadget id="calculator">2 / 15</gadget>
<output>2/15 = around 0.133333</output>
<gadget id="calculator">3 / 20</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">(2/15) + (3/20)</gadget>
<output>17/60 = around 0.283333</output>
<gadget id="calculator">(2/15) + (3/20) + (17/60)</gadget>
<output>17/30 = around 0.566667</output>
<gadget id="calculator">1 - (17/30)</gadget>
<output>13/30 = around 0.433333</output>
<result>13/30 = around 0.433333</result>


按规律排列的一串数：1，2，4，7，11，16，22，29，…，这串数的第1997个数是多少．

series of numbers arranged according to the law: 1, 2, 4, 7, 11, 16, 22, 29, ..., what is the 1997th number in this series of numbers.

<gadget id="calculator">1 + 1_996</gadget>
<output>1_997</output>
<gadget id="calculator">1_996 / 2</gadget>
<output>998</output>
<gadget id="calculator">1_997 * 998</gadget>
<output>1_993_006</output>
<gadget id="calculator">1 + 1_993_006</gadget>
<output>1_993_007</output>
<result>1_993_007</result>


在一个减法算式中，差与减数的比是2：3，减数是被减数的多少．

In a subtraction formula, the ratio of the difference to the subtrahend is 2:3, and the subtrahend is the amount of the minuend.

<gadget id="calculator">3 + 2</gadget>
<output>5</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<result>3/5 = around 0.6</result>


制作一节圆柱形铁皮烟囱，烟囱长1.5米，直径0.2米，制作这节烟囱至少需要多少平方米的铁皮？

To make a cylindrical iron chimney, the length of the chimney is 1.5 meters, and the diameter is 0.2 meters. How many square meters of iron sheet is needed to make this chimney?

<gadget id="calculator">3.14 * 0.2 * 1.5</gadget>
<output>0.942</output>
<result>0.942</result>


甲、乙两数的比是5：8，甲数比乙少多少

The ratio of A and B is 5:8, how much less is A than B

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


货物重150吨，用去了30吨，用去的是总数的几分之几？

The goods weighed 150 tons, and 30 tons were used. What fraction of the total was used?

<gadget id="calculator">30 / 150</gadget>
<output>1/5 = around 0.2</output>
<result>1/5 = around 0.2</result>


一捆电线长200米，第一次用了25米，第二次用去的是第一次的4倍，这捆电线比原来短了多少米．

A bundle of wires is 200 meters long, 25 meters were used for the first time, and 4 times the length of the first time was used for the second time. How many meters is the bundle of wires shorter than the original one?

<gadget id="calculator">25 * 4</gadget>
<output>100</output>
<gadget id="calculator">100 + 25</gadget>
<output>125</output>
<result>125</result>


一个正方形的草地，边长是3米，在两个对角的顶点处各种一棵树，树上各拴一只羊，绳长都是3米，问两只羊共能吃到草的面积有多大？(圆周率取3.14)

A square grass field with a side length of 3 meters. A tree is planted at the vertices of two opposite corners. A sheep is tied to each tree. The length of the rope is 3 meters. How many grasses can two sheep eat in total? How big is the area? (Pi is taken as 3.14)

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">(1/4) * 3.14 * 9</gadget>
<output>7.065</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) * 3 * 3</gadget>
<output>9/2 = around 4.5</output>
<gadget id="calculator">7.065 - (9/2)</gadget>
<output>2.565</output>
<gadget id="calculator">2.565 * 2</gadget>
<output>5.13</output>
<result>5.13</result>


一段公路长1200米，第一天修了全长的(1/3)，第二天修了剩下的(1/4)，还剩下全长的几分之几？

A section of road is 1200 meters long. The full length (1/3) was repaired on the first day, and the rest (1/4) was repaired on the second day. What fraction of the total length is left?

<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">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(2/3) * (1/4)</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 - (1/3) - (1/6)</gadget>
<output>1/2 = around 0.5</output>
<result>1/2 = around 0.5</result>


一块布，做衣服用去这块布的(1/5)，做床单用去这块布的(2/5)．一共用去这块布的几分之几？还剩这块布的几分之几？

piece of cloth, which is used to make clothes (1/5), and which is used to make bed sheets (2/5). How much of this piece of cloth is used in total? How much of this cloth is left?

<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>
<result>2/5 = around 0.4</result>


<gadget id="calculator">2_011 * 990</gadget>
<output>1_990_890</output>
<gadget id="calculator">2_011 * 11</gadget>
<output>22_121</output>
<gadget id="calculator">1_990_890 + 22_121</gadget>
<output>2_013_011</output>
<result>2_013_011</result>


一项工作，甲乙合干9天完成，完成时甲干了(2/5)，求乙独干这工作几天完成？

A job, A and B work together to complete it in 9 days, A has done (2/5) when it is completed, how many days does it take for B to do it alone?

<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(2/5) / 9</gadget>
<output>2/45 = around 0.044444</output>
<gadget id="calculator">(1/9) - (2/45)</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">1 / (1/15)</gadget>
<output>15</output>
<result>15</result>


某车间有工人120人，其中女工人数是男工人数的(2/3)，后来又招收了一批女工，这时女工人数占车间总人数的(3/7)．现在女工有多少人？

There are 120 workers in a workshop, and the number of female workers is 2/3 of the number of male workers. Later, a group of female workers are recruited, and the number of female workers accounts for 3/7 of the total number of workers in the workshop. How many female workers are there now?

<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">120 * (3/5)</gadget>
<output>72</output>
<gadget id="calculator">120 - 72</gadget>
<output>48</output>
<gadget id="calculator">7 - 3</gadget>
<output>4</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(3/4) - (2/3)</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">72 * (1/12)</gadget>
<output>6</output>
<gadget id="calculator">48 + 6</gadget>
<output>54</output>
<result>54</result>


修筑一段路，长为x米，甲修了(1/3)时，和乙合作修筑，用了12天修完，甲、乙每天共修路多少米．

Build a section of road with a length of x meters. When A completed (1/3), he cooperated with B to build it. It took 12 days to complete the construction.

<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">(2/3) / 12</gadget>
<output>1/18 = around 0.055556</output>
<result>1/18 = around 0.055556</result>


教学楼的前面是一块长方形的绿地，经测量这块绿地的面积是399.9平方米，宽15.5米，那么这块绿地的长是多少米？

In front of the teaching building is a rectangular green space. The measured area of this green space is 399.9 square meters and its width is 15.5 meters. So how long is this green space in meters?

<gadget id="calculator">399.9 / 15.5</gadget>
<output>25.8</output>
<result>25.8</result>


甲、乙两筐苹果，如果把甲筐苹果的(3/8)放入乙筐内，则两筐苹果重量相等，原来乙筐苹果重量是甲筐的多少．

A and B are two baskets of apples. If (3/8) of the apples in A basket is put into B basket, the weights of the apples in the two baskets are equal. The original weight of the apples in B basket is equal to that of A basket.

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">1 - (3/8) - (3/8)</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


一个圆柱，侧面展开图是正方形，它的高是12.56厘米，那么它的底面半径是多少厘米

cylinder whose side view is a square and whose height is 12.56 centimeters, what is the radius of its base in centimeters

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


在前100个自然数中有25个素数，那么合数的个数有多少

There are 25 prime numbers among the first 100 natural numbers, how many composite numbers are there?

<gadget id="calculator">100 - 25 - 2</gadget>
<output>73</output>
<result>73</result>


若银行一年定期储蓄的年利率是2.25%，利息税是20%，小明的父亲取出一年到期的税后本利和共1527元，问小明的父亲存了多少元？

If the annual interest rate of the bank's one-year fixed savings is 2.25%, and the interest tax is 20%, Xiao Ming's father withdraws the after-tax principal and interest due in one year and the total is 1,527 yuan. How much money has Xiao Ming's father saved?

<gadget id="calculator">2.25 / 100</gadget>
<output>0.0225</output>
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">0.0225 * 1 * (4/5)</gadget>
<output>0.018</output>
<gadget id="calculator">1 + 0.018</gadget>
<output>1.018</output>
<gadget id="calculator">1_527 / 1.018</gadget>
<output>1_500</output>
<result>1_500</result>


用一块棱长是6厘米的正方体钢坯锻造成一块长9厘米，宽6厘米的长方体钢坯，这块钢坯的高是多少厘米？

A rectangular steel billet with an edge length of 6 cm is used to forge a rectangular steel billet with a length of 9 cm and a width of 6 cm. What is the height of this billet in centimeters?

<gadget id="calculator">6 / 9 / 6</gadget>
<output>1/9 = around 0.111111</output>
<gadget id="calculator">6 * 6 * (1/9)</gadget>
<output>4</output>
<result>4</result>


一个圆锥形沙堆，底面积是25.26平方米，高2.5米，用这堆沙在10米宽的公路上铺2厘米厚的路面，能铺多少米？

A conical pile of sand has a bottom area of 25.26 square meters and a height of 2.5 meters. How many meters can this pile of sand be used to pave a road with a thickness of 2 cm on a road 10 meters wide?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">2 / 100</gadget>
<output>1/50 = around 0.02</output>
<gadget id="calculator">10 * (1/50)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">2.5 / (1/5)</gadget>
<output>12.5</output>
<gadget id="calculator">(1/3) * 25.26 * 12.5</gadget>
<output>105.25</output>
<result>105.25</result>


甲乙两地之间的公路长216千米．一辆汽车从甲地开往乙地，行了全程的37.5%%，离乙地还有多少千米？

The road between A and B is 216 kilometers long. A car drives from place A to place B, and travels 37.5%% of the whole journey. How many kilometers away from place B?

<gadget id="calculator">37.5 / 100</gadget>
<output>0.375</output>
<gadget id="calculator">1 - 0.375</gadget>
<output>0.625</output>
<gadget id="calculator">216 * 0.625</gadget>
<output>135</output>
<result>135</result>


小红看一本故事书，平均每天看15页，看了8天后还剩85页，这本故事书一共有多少页？

Xiaohong reads a storybook, and reads an average of 15 pages a day. After reading it for 8 days, there are still 85 pages left. How many pages does this storybook have?

<gadget id="calculator">15 * 8</gadget>
<output>120</output>
<gadget id="calculator">120 + 85</gadget>
<output>205</output>
<result>205</result>


甲乙两地相距1890米，小张和小李以每分75米和60米的速度同时从甲地向乙地出发，同时小王以每分钟90米的速度从乙地向甲地出发，小王出发多少分钟后，恰好位于小张和小李两人的中间？

The distance between A and B is 1890 meters. Xiao Zhang and Xiao Li start from A to B at the same time at a speed of 75 meters per minute and 60 meters per minute. At the same time, Xiao Wang starts from B to A at a speed of 90 meters per minute. How many minutes after Wang set off, is he exactly in the middle of Xiao Zhang and Xiao Li?

<gadget id="calculator">75 / 2</gadget>
<output>75/2 = around 37.5</output>
<gadget id="calculator">60 / 2</gadget>
<output>30</output>
<gadget id="calculator">90 - 30</gadget>
<output>60</output>
<gadget id="calculator">(75/2) + 60 + 60</gadget>
<output>315/2 = around 157.5</output>
<gadget id="calculator">1_890 / (315/2)</gadget>
<output>12</output>
<result>12</result>


王林看一本书，第一天看了全书的(2/9)，第二天和第三天都比第一天多看全书的(4/27)，三天后还剩全书的几分之几没看？

When Wang Lin reads a book, he reads the whole book on the first day (2/9), and reads more of the book on the second and third day than on the first day (4/27). After three days, he still has a few points of the whole book How long have you not seen it?

<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>
<gadget id="calculator">4 / 27</gadget>
<output>4/27 = around 0.148148</output>
<gadget id="calculator">(2/9) + (4/27)</gadget>
<output>10/27 = around 0.37037</output>
<gadget id="calculator">1 - (2/9) - (10/27) - (10/27)</gadget>
<output>1/27 = around 0.037037</output>
<result>1/27 = around 0.037037</result>


下列分数中，最接近(7/8)的是多少

Which of the following fractions is closest to (7/8)

<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>
<result>8/9 = around 0.888889</result>


甲数是360，乙数是480，甲数是乙数的多少．

The number of A is 360, the number of B is 480, and the number of A is the number of B.

<gadget id="calculator">360 / 480</gadget>
<output>3/4 = around 0.75</output>
<result>3/4 = around 0.75</result>


有7个数：5，17，19，37，39，46，66．从中挑选几个，和为100，至少挑选个多少．

There are 7 numbers: 5, 17, 19, 37, 39, 46, 66. Select a few of them, and the sum is 100, at least how many are selected.


一个底面积是11.25平方分米，高是8分米的圆柱，它的体积是多少立方分米．

A cylinder with a base area of 11.25 square decimeters and a height of 8 decimeters, what is its volume in cubic decimeters?

<gadget id="calculator">11.25 * 8</gadget>
<output>90</output>
<result>90</result>


某镇去年建了两栋同样高的大楼(都在10层以上)，甲楼每层高28分米，乙楼每层高32分米．你知道这两栋楼的高度至少是多少米吗？

A certain town built two buildings of the same height (both with more than 10 floors) last year. The height of each floor of Building A is 28 decimeters, and that of Building B is 32 decimeters. Do you know the minimum height of these two buildings in meters?

<gadget id="calculator">2 / 10</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">32 * 7 * (1/5)</gadget>
<output>224/5 = around 44.8</output>
<result>224/5 = around 44.8</result>


简算420*70时，7应和多少对齐．

When simply calculating 420*70, 7 should be aligned with the number.


旭日小学参加剪纸兴趣小组的男生有164人，女生有172人，参加书法兴趣小组的有84人，参加剪纸小组的人数是书法小组的几倍？(列综合算式解答)

There are 164 boys and 172 girls in the paper-cut interest group in Xuri Primary School, and 84 in the calligraphy interest group. How many times are the number of participants in the paper-cut group compared to the calligraphy group? (Column comprehensive formula solution)

<gadget id="calculator">164 + 172</gadget>
<output>336</output>
<gadget id="calculator">336 / 84</gadget>
<output>4</output>
<result>4</result>


甲，乙二人先后从一个包裹中轮流取糖果，甲先取1块，乙接着取2块，然后甲再取4块，乙接着取8块，…，如此继续．当包裹中的糖果少于应取的块数时，则取走包裹中所有糖果，若甲共取了90块糖果，则最初包裹中有多少块糖果．

A and B take turns to take candy from a package. A first takes 1 piece, B then takes 2 pieces, then A takes 4 pieces, B then takes 8 pieces, ..., and so on. When the number of candies in the package is less than the number of pieces that should be taken, all the candies in the package will be taken away. If A has taken a total of 90 pieces of candy, how many pieces of candy are there in the initial package.

<gadget id="calculator">2 ** 1</gadget>
<output>2</output>
<gadget id="calculator">2 ** 3</gadget>
<output>8</output>
<gadget id="calculator">2 ** 5</gadget>
<output>32</output>
<gadget id="calculator">2 ** 7</gadget>
<output>128</output>
<gadget id="calculator">1 + 4 + 16 + 64 + 5 + 2 + 8 + 32 + 128</gadget>
<output>260</output>
<result>260</result>


聪聪的体重是40千克，亮亮的体重比聪聪重(1/20)，亮亮的体重是多少千克？

Congcong's weight is 40kg, Liangliang's weight is 1/20 heavier than Congcong's, how many kilograms is Liangliang's weight?

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">1 + (1/20)</gadget>
<output>21/20 = around 1.05</output>
<gadget id="calculator">40 * (21/20)</gadget>
<output>42</output>
<result>42</result>


一个梯形的面积是24平方分米，下底是5分米，高是4分米，上底是多少分米．

The area of a trapezoid is 24 square decimeters, the lower base is 5 decimeters, the height is 4 decimeters, and the upper base is how many decimeters.

<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">24 * (1/2)</gadget>
<output>12</output>
<gadget id="calculator">12 - 5</gadget>
<output>7</output>
<result>7</result>


2个师傅和4个徒弟一天可以做完一批零件的(3/10)，6个师傅和16个徒弟第一天就能把这批零件做完，若这批零件全部由师傅一天做完，则需要师傅多少人？

2 masters and 4 apprentices can complete a batch of parts in one day (3/10), 6 masters and 16 apprentices can complete this batch of parts on the first day, if the master completes all the parts in one day , how many masters are needed?

<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">(3/10) * 3</gadget>
<output>9/10 = around 0.9</output>
<gadget id="calculator">1 - (9/10)</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">4 * 3</gadget>
<output>12</output>
<gadget id="calculator">16 - 12</gadget>
<output>4</output>
<gadget id="calculator">(1/10) / 4</gadget>
<output>1/40 = around 0.025</output>
<gadget id="calculator">(1/40) * 4</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">(3/10) - (1/10)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/5) / 2</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1 / (1/10)</gadget>
<output>10</output>
<result>10</result>