甲、乙两仓的稻谷数量一样，爸爸，妈妈和阳阳单独运完一仓稻谷分别需要10天，12天和15天．爸爸妈妈同时开始分别运甲、乙两仓的稻谷，阳阳先帮妈妈，后帮爸爸，结果同时运完两仓稻谷，那么阳阳帮妈妈运了多少天．

The quantity of rice in warehouse A and warehouse B is the same. It will take 10 days, 12 days and 15 days for father, mother and Yang Yang to transport one warehouse of rice respectively. Mom and Dad started to transport the rice from warehouses A and B respectively at the same time. Yang Yang helped mother first and then father. As a result, the rice from both warehouses was transported at the same time. How many days did Yang Yang help mother transport?

<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">1 + 1</gadget>
<output>2</output>
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">(1/10) + (1/12) + (1/15)</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">2 / (1/4)</gadget>
<output>8</output>
<gadget id="calculator">(1/12) * 8</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">1 - (2/3)</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">(1/3) / (1/15)</gadget>
<output>5</output>
<result>5</result>


甲乙两辆车同时从AB两地出发，相向而行，甲车已行路程与未行路程的比是2：3，乙车行驶的距离相当于全程的(3/4)，这时甲乙两车相距36千米，AB两地相距多少千米？

Two cars A and B start from two places AB at the same time and go towards each other. The ratio of the distance traveled by A car to the distance it has not traveled is 2:3, and the distance traveled by car B is equivalent to (3/4) of the whole journey. The distance between the cars is 36 kilometers, how many kilometers is the distance between AB and AB?

<gadget id="calculator">2 + 3</gadget>
<output>5</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(3/4) - 1</gadget>
<output>-1/4 = around -0.25</output>
<gadget id="calculator">(2/5) + (-1/4)</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">36 / (3/20)</gadget>
<output>240</output>
<result>240</result>


一根绳子长24m，对折三次后，每段长多少m

The length of a rope is 24m. After being folded in half three times, what is the length of each piece?

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


一桶油第一次用去(1/3)正好是4升，第二次用去这桶油的(1/4)，还剩多少升？

The first use (1/3) of a barrel of oil is exactly 4 liters, and the second use (1/4) of this barrel of oil, how many liters are left?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">4 / (1/3)</gadget>
<output>12</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">12 * (1/4)</gadget>
<output>3</output>
<gadget id="calculator">12 - 4 - 3</gadget>
<output>5</output>
<result>5</result>


两个泰山护林员要给一片林木浇水，甲浇了这片树林的(2/7)，乙浇了这片树林的(3/7)，两人已经浇了这片树林的几分之几？还剩几分之几没浇？

Two Taishan forest rangers want to water a forest, A has watered (2/7) of this forest, B has watered (3/7) of this forest, and the two have watered a few parts of this forest Several? How much is left unwatered?

<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>
<gadget id="calculator">1 - (5/7)</gadget>
<output>2/7 = around 0.285714</output>
<result>2/7 = around 0.285714</result>


甲乙两个数的和是70，甲比乙多16，甲乙两数的积是多少．

The sum of the two numbers of A and B is 70, and A is 16 more than B. What is the product of the two numbers of A and B?

<gadget id="calculator">70 + 16</gadget>
<output>86</output>
<gadget id="calculator">86 / 2</gadget>
<output>43</output>
<gadget id="calculator">43 - 16</gadget>
<output>27</output>
<gadget id="calculator">43 * 27</gadget>
<output>1_161</output>
<result>1_161</result>


It is stipulated that a☆b=a*3-b*2, then 6☆5=how much.

<gadget id="calculator">6 * 3</gadget>
<output>18</output>
<gadget id="calculator">5 * 2</gadget>
<output>10</output>
<gadget id="calculator">18 - 10</gadget>
<output>8</output>
<result>8</result>


五泄旅游风景区去年上半年接待游客人数是全年的(3/7)，第三季度和第四季度接待游客的人数比为3：1，第四季度接待游客的人数为28万人，这个风景区去年全年接待游客多少万人？

The number of tourists received by Wuxie Tourist Scenic Area in the first half of last year was the whole year (3/7). The ratio of the number of tourists received in the third quarter and the fourth quarter was 3:1. How many million tourists did this scenic spot receive last year?

<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">1 - (3/7)</gadget>
<output>4/7 = around 0.571429</output>
<gadget id="calculator">3 + 1</gadget>
<output>4</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(4/7) * (1/4)</gadget>
<output>1/7 = around 0.142857</output>
<gadget id="calculator">28 / (1/7)</gadget>
<output>196</output>
<result>196</result>


小红的体重是25千克，奶奶的体重是她的3倍，奶奶和小红一共重多少千克？

Xiaohong's weight is 25 kg, and grandma's weight is three times hers. How many kilograms does grandma and Xiaohong weigh together?

<gadget id="calculator">25 * 3</gadget>
<output>75</output>
<gadget id="calculator">75 + 25</gadget>
<output>100</output>
<result>100</result>


一个长方体的底面是正方形，高是20cm，体积是500cm**3，求底面的边长．

The base of a cuboid is a square, the height is 20cm, and the volume is 500cm**3, find the side length of the base.


一个正方体木块的6个面上有2个面标上2，有1个面标上数字3，任意投掷一次出现空白面的可能性是多少

Two of the six faces of a cube are marked with 2, and one of the faces is marked with the number 3. What is the probability that a blank face will appear when it is thrown arbitrarily?

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


叶挺路上每隔40米有一盏路灯，道路两侧从头至尾一共要安装120盏路灯，这段叶挺路全长多少米？

There is a street lamp every 40 meters on Ye Ting Road. A total of 120 street lamps will be installed on both sides of the road from beginning to end. How many meters is the total length of this section of Ye Ting Road?

<gadget id="calculator">69 * 40</gadget>
<output>2_760</output>
<result>2_760</result>


一条30米长的直道一边从头到尾放花盆，每隔2米放一盆，一共要放多少盆花．

A 30-meter-long straight road is placed with flower pots from the beginning to the end, and one pot is placed every 2 meters. How many potted flowers should be placed in total.

<gadget id="calculator">30 / 2</gadget>
<output>15</output>
<gadget id="calculator">15 + 1</gadget>
<output>16</output>
<result>16</result>


In minutes (5/12), (8/15), 1 (7/25), (9/35), how many can be transformed into finite decimals.


一杯纯牛奶，笑笑喝了(1/5)后加满水，然后又喝了(1/3)后又加满水，那么笑笑一共向杯中加的水是多少．

glass of pure milk, Xiaoxiao drank (1/5) and then filled up the water, and then drank (1/3) and then filled up the water again, so how much water did Xiaoxiao add to the glass in total?

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">(1/5) + (1/3)</gadget>
<output>8/15 = around 0.533333</output>
<result>8/15 = around 0.533333</result>


三个小朋友的年龄一个比一个大1岁，他们三个人的年龄相乘的积是1320，其中最小的一个多少岁．

One of the three children is 1 year older than the other, and the product of multiplying the ages of the three is 1320. How old is the youngest one?


甲、乙两数的和是35，其中甲数是乙数的(5/9)，乙数是多少？

The sum of the numbers A and B is 35, and the number A is (5/9) of the number B. What is the number B?

<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>
<gadget id="calculator">1 + (5/9)</gadget>
<output>14/9 = around 1.555556</output>
<gadget id="calculator">35 / (14/9)</gadget>
<output>45/2 = around 22.5</output>
<result>45/2 = around 22.5</result>


学校图书馆有故事书162本，比科技书的2倍少16本，图书馆有科技书多少本？

There are 162 story books in the school library, which is 16 fewer than twice the number of science and technology books. How many science and technology books are there in the library?

<gadget id="calculator">16 + 162</gadget>
<output>178</output>
<gadget id="calculator">178 / 2</gadget>
<output>89</output>
<result>89</result>


甲乙两车分别从A、B两地同时出发相向而行，甲乙的速度比是4：5．两车相遇后，甲车仍以原速前进，乙的速度提高(1/5)，当乙车到达A地时，甲车离B地还有35千米，A、B两地相距多少千米？

Two cars, A and B, start from A and B at the same time and go towards each other. The speed ratio of A and B is 4:5. After the two cars meet, car A is still moving forward at the original speed, and the speed of car B is increased (1/5). When car B arrives at point A, car A is still 35 kilometers away from point B. How many kilometers is the distance between A and B? rice?

<gadget id="calculator">4 + 5</gadget>
<output>9</output>
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>
<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">5 * (6/5)</gadget>
<output>6</output>
<gadget id="calculator">4 / 6</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(4/9) * (2/3)</gadget>
<output>8/27 = around 0.296296</output>
<gadget id="calculator">(5/9) - (8/27)</gadget>
<output>7/27 = around 0.259259</output>
<gadget id="calculator">35 / (7/27)</gadget>
<output>135</output>
<result>135</result>


有一条2013米长的绳子，第一次剪掉它的(1/3)，第二次次剪掉余下的(1/4)，第三次剪掉余下的(1/5)，依此类推，一直到2011次剪掉它余下的(1/2013)，还剩几米？

There is a 2013-meter-long rope, cut off its (1/3) for the first time, cut off the remaining (1/4) for the second time, cut off the remaining (1/5) for the third time, and so on By analogy, until 2011 when the rest of it was cut (1/2013), how many meters are left?

<gadget id="calculator">1 / 2_013</gadget>
<output>1/2_013 = around 0.000497</output>
<gadget id="calculator">2_013 * 2 * (1/2_013)</gadget>
<output>2</output>
<result>2</result>


某厂食堂五月用煤20吨，比四月份节约了20%，四月份用煤多少吨？

The canteen of a certain factory used 20 tons of coal in May, which was 20% less than that in April. How many tons of coal was used in April?

<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">20 / (4/5)</gadget>
<output>25</output>
<result>25</result>


小红看一本300页的故事书，第一天看了全书的(1/6)，第一天看了多少页？

Xiaohong reads a 300-page story book, and reads (1/6) of the whole book on the first day. How many pages did she read on the first day?

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">300 * (1/6)</gadget>
<output>50</output>
<result>50</result>


大小鱼缸里放着同样多的金鱼，如果从小鱼缸里拿出4条放到大鱼缸里，大鱼缸金鱼条数就是小鱼缸的2倍，小鱼缸里原来有多少条金鱼．

There are the same number of goldfish in the big and small fish tanks. If you take 4 goldfish from the small fish tank and put them in the big fish tank, the number of goldfish in the big fish tank will be twice that of the small fish tank. How many goldfish are there in the small fish tank?

<gadget id="calculator">2 - 1</gadget>
<output>1</output>
<gadget id="calculator">4 / 1</gadget>
<output>4</output>
<gadget id="calculator">2 * 4</gadget>
<output>8</output>
<gadget id="calculator">8 + 4</gadget>
<output>12</output>
<result>12</result>


红红今年6岁，妈妈的年龄是红红的5倍．两年后妈妈的年龄是红红的几倍？

Honghong is 6 years old this year, and her mother's age is 5 times that of Honghong. How many times is Honghong's mother's age after two years?

<gadget id="calculator">6 * 5</gadget>
<output>30</output>
<gadget id="calculator">30 + 2</gadget>
<output>32</output>
<gadget id="calculator">6 + 2</gadget>
<output>8</output>
<gadget id="calculator">32 / 8</gadget>
<output>4</output>
<result>4</result>


一个圆柱底面半径是一个圆锥底面半径的一半，它们的高相等，如果圆锥的体积是36立方厘米，那么圆柱的体积是多少立方厘米．

The radius of the base of a cylinder is half the radius of the base of a cone, and their heights are equal. If the volume of the cone is 36 cubic centimeters, what is the volume of the cylinder in cubic centimeters?

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(3/4) * 36</gadget>
<output>27</output>
<result>27</result>


玩具商店运来6000个布娃娃，第一次卖出1600个，第二次卖出2400个．还剩多少个？

The toy store shipped 6000 dolls, sold 1600 for the first time, and 2400 for the second time. How many are left?

<gadget id="calculator">6_000 - 1_600 - 2_400</gadget>
<output>2_000</output>
<result>2_000</result>


3：4的前项加上12，要使比值不变，后项应该加上多少

3: Add 12 to the former term of 4, to keep the ratio constant, how much should be added to the latter term


某人从甲地到乙地，如果他先骑摩托车行20分，再骑自行车行80分正好到达乙地；如果他先骑自行车行20分，再骑摩托车行35分也正好到达乙地．从甲地到乙地他骑自行车需多少分．

A person travels from A to B, if he first rides a motorcycle for 20 minutes, then rides a bicycle for 80 minutes to reach B; if he rides a bicycle for 20 minutes, then rides a motorcycle for 35 minutes, he will arrive at B land. How many minutes does it take him to ride a bicycle from A to B?


一桶油用去(2/5)，刚好用去18千克．这桶油原有多少千克？

barrel of oil is used (2/5), which is exactly 18 kilograms. How many kilograms is this barrel of oil originally?

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">18 / (2/5)</gadget>
<output>45</output>
<result>45</result>


一列火车的主动轮直径是0.75米，如果每分钟转360周，2小时可以行多少千米．

The diameter of the driving wheel of a train is 0.75 meters. If it rotates 360 times per minute, how many kilometers can it travel in 2 hours.

<gadget id="calculator">1 * 1_000</gadget>
<output>1_000</output>
<gadget id="calculator">60 / 1_000</gadget>
<output>3/50 = around 0.06</output>
<gadget id="calculator">3.14 * 0.75 * 360 * 2 * (3/50)</gadget>
<output>101.736</output>
<result>101.736</result>


王伯在批发市场买了一箱15Kg的红富士苹果共45元．他拿到他的小店，以每Kg4.5元出售，一箱苹果卖完后，他赚了多少钱？

Uncle Wang bought a box of 15Kg Red Fuji apples at the wholesale market for 45 yuan. He took it to his small shop and sold it at 4.5 yuan per Kg. After a box of apples was sold out, how much money did he make?

<gadget id="calculator">4.5 * 15</gadget>
<output>67.5</output>
<gadget id="calculator">67.5 - 45</gadget>
<output>22.5</output>
<result>22.5</result>


甲乙两人骑自行车从相距90千米的南北两地同时出发，相向而行．甲每小时行10千米乙的速度是甲的1.25倍，经过多长时间两人相遇？

Two people, A and B, ride bicycles from two places in the north and the south that are 90 kilometers apart at the same time, and walk towards each other. A travels 10 kilometers per hour and B's speed is 1.25 times that of A. How long does it take for the two to meet?

<gadget id="calculator">10 * 1.25</gadget>
<output>12.5</output>
<gadget id="calculator">10 + 12.5</gadget>
<output>22.5</output>
<gadget id="calculator">90 / 22.5</gadget>
<output>4</output>
<result>4</result>


小亚在登山活动中，上山、下山共用了32分钟，她上山时每分钟行60米，下山只用了12分钟，她下山时每分钟行多少米？

It took Xiaoya 32 minutes to go up and down the mountain during her mountaineering activities. She walked 60 meters per minute when she went up the mountain, and only 12 minutes when she went down the mountain. How many meters per minute did she walk when she went down the mountain?

<gadget id="calculator">32 - 12</gadget>
<output>20</output>
<gadget id="calculator">60 / 12</gadget>
<output>5</output>
<gadget id="calculator">20 * 5</gadget>
<output>100</output>
<result>100</result>


水果店运来4筐梨，每筐重35千克，如果每5千克装一袋，可以装多少袋？

The fruit shop shipped 4 baskets of pears, each weighing 35 kilograms. If each 5 kilograms is packed in a bag, how many bags can it hold?

<gadget id="calculator">35 * 4</gadget>
<output>140</output>
<gadget id="calculator">140 / 5</gadget>
<output>28</output>
<result>28</result>


植树300棵，成活了279棵，成活率是多少．

300 trees were planted and 279 survived. What is the survival rate?

<gadget id="calculator">279 / 300</gadget>
<output>93/100 = around 0.93</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(93/100) * 1</gadget>
<output>93/100 = around 0.93</output>
<result>93/100 = around 0.93</result>


一个钟表的分针长25厘米，经过一昼夜后，这根分针的尖端所走的路程是多少厘米？

The minute hand of a clock is 25 cm long. How many centimeters does the tip of the minute hand travel after a day and night?

<gadget id="calculator">3.14 * 25 * 2 * 24</gadget>
<output>3_768</output>
<result>3_768</result>


有几位同学参加语文考试，赵峰的得分如果再提高13分，他们的平均分就达到90分，如果赵峰的得分降低5分，他们的平均分就只得87分，那么这些同学共有多少人．

Several students took the Chinese test. If Zhao Feng’s score increased by 13 points, their average score would reach 90 points. If Zhao Feng’s score decreased by 5 points, their average score would only be 87 points. How many of these students are there in total?

<gadget id="calculator">13 + 5</gadget>
<output>18</output>
<gadget id="calculator">90 - 87</gadget>
<output>3</output>
<gadget id="calculator">18 / 3</gadget>
<output>6</output>
<result>6</result>


一个长方形花坛，长12米，宽8米，如果每平方米种4株郁金香，这个花坛一共种了多少株郁金香？

A rectangular flower bed is 12 meters long and 8 meters wide. If 4 tulips are planted per square meter, how many tulips are planted in this flower bed?

<gadget id="calculator">12 * 8 * 4</gadget>
<output>384</output>
<result>384</result>


把一根木头锯成5段需要20分钟照这样计算，把这根木头锯成9段需要多少小时？

If it takes 20 minutes to saw a piece of wood into 5 sections, how many hours will it take to saw this piece of wood into 9 sections?

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<result>2/3 = around 0.666667</result>


口算300/6时，可以把300看作多少个十

When calculating 300/6, you can think of 300 as how many tens


奶奶从一楼爬到二楼要用2分钟，照这样的话，她从一楼爬到四楼要用多少分钟．

It takes 2 minutes for grandma to climb from the first floor to the second floor. If this is the case, how many minutes will it take her to climb from the first floor to the fourth floor?

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


一个正方体棱长5米，正方体的体积是多少？

A cube has an edge length of 5 meters, what is the volume of the cube?

<gadget id="calculator">5 * 5 * 5</gadget>
<output>125</output>
<result>125</result>


东营村修一条长2330米的村道，第一周修492米，第二周修508米，剩下的要14天修完．平均每天修多少米？

Dongying Village built a village road with a length of 2,330 meters, 492 meters in the first week, 508 meters in the second week, and the remaining 14 days. How many meters are repaired per day on average?

<gadget id="calculator">492 + 508</gadget>
<output>1_000</output>
<gadget id="calculator">2_330 - 1_000</gadget>
<output>1_330</output>
<gadget id="calculator">1_330 / 14</gadget>
<output>95</output>
<result>95</result>


有A、B两个圆柱形的容器，最初在A里装有2升的水，B是空的．现在往两个容器里以每分钟0.4升的流量注入，4分钟后，两个容器的水面高度相等，设B的底面半径是5厘米，求A的底面半径是多少？

There are two cylindrical containers A and B. Initially, A contains 2 liters of water, and B is empty. Now inject a flow rate of 0.4 liters per minute into the two containers. After 4 minutes, the water levels of the two containers will be equal. Suppose the radius of the bottom of B is 5 cm. What is the radius of the bottom of A?


在一道减法式中，被减数、减数与差的和是519，如果减数等于差．那么被减数是多少．

In a subtraction formula, the sum of the minuend, the subtrahend and the difference is 519, if the subtrahend is equal to the difference. So what is the minuend.

<gadget id="calculator">519 / 2</gadget>
<output>519/2 = around 259.5</output>
<result>519/2 = around 259.5</result>


用圆规画一个直径为10厘米的圆，圆规两脚之间的距离应该取多少厘米．

Use a compass to draw a circle with a diameter of 10 cm. What is the distance between the two feet of the compass in cm?

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


一块梯形麦田，上底是32米，高是50米，下底是56.5米，共施化肥663.75千克，平均每平方米施化肥多少千克？

In a trapezoidal wheat field, the upper base is 32 meters, the height is 50 meters, and the lower base is 56.5 meters. A total of 663.75 kilograms of chemical fertilizers are applied. How many kilograms of chemical fertilizers are applied on average per square meter?

<gadget id="calculator">32 + 56.5</gadget>
<output>88.5</output>
<gadget id="calculator">50 / 2</gadget>
<output>25</output>
<gadget id="calculator">88.5 * 25</gadget>
<output>2_212.5</output>
<gadget id="calculator">663.75 / 2_212.5</gadget>
<output>0.3</output>
<result>0.3</result>


有一根圆柱形木棒，直径是10厘米，高是20厘米．沿这底面直径锯成相等的两块，求每块的表面积是多少？

There is a cylindrical wooden rod with a diameter of 10 cm and a height of 20 cm. Saw two equal pieces along the diameter of the bottom, what is the surface area of each piece?

<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">3.14 * 25</gadget>
<output>78.5</output>
<gadget id="calculator">20 / 2</gadget>
<output>10</output>
<gadget id="calculator">3.14 * 10 * 10</gadget>
<output>314</output>
<gadget id="calculator">20 * 10</gadget>
<output>200</output>
<gadget id="calculator">78.5 + 314 + 200</gadget>
<output>592.5</output>
<result>592.5</result>


要修一段公路，第一周修了全长的(1/4)，第二周比第一周多修全长的(1/7)，两周一共修了全长的几分之几？

A section of road needs to be repaired, the full length (1/4) was built in the first week, and the full length (1/7) was repaired in the second week compared with the first week, what fraction of the total length was repaired in two weeks and one week?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>
<gadget id="calculator">(1/4) + (1/4) + (1/7)</gadget>
<output>9/14 = around 0.642857</output>
<result>9/14 = around 0.642857</result>


每只乒乓球拍的价钱是35元，张老师准备买4副这样的球拍，他至少需带多少钱？

The price of each table tennis racket is 35 yuan. Mr. Zhang is going to buy 4 pairs of these rackets. How much money does he need to bring at least?

<gadget id="calculator">35 * 2 * 4</gadget>
<output>280</output>
<result>280</result>


小敬读一本书，已读的页数比全部的(2/5)少48页，这时还剩这本书总页数的75%，已读了多少页？

Xiao Jing reads a book, and the number of pages he has read is 48 pages less than the total number of pages (2/5). At this time, there are still 75% of the total number of pages in the book. How many pages have he read?

<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(3/4) - (3/5)</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">48 / (3/20)</gadget>
<output>320</output>
<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">320 * (1/4)</gadget>
<output>80</output>
<result>80</result>


工程队修一条水渠，每天工作6小时，16天可以完成．如果工作效率不变，每天工作8小时，多少天可以完成任务．

The engineering team repairs a canal and works 6 hours a day, which can be completed in 16 days. If the work efficiency remains the same, how many days can the task be completed by working 8 hours a day?

<gadget id="calculator">16 / 8</gadget>
<output>2</output>
<gadget id="calculator">6 * 2</gadget>
<output>12</output>
<result>12</result>


在庆祝建国55周年活动中，六1班和六2班同学分别为参加演出的小演员做花朵，两班做化的朵数相同，六1班完成(1/3)时，六2班还剩52朵未做完；六1班完成任务的75%是，六2还剩总任务的(3/8)未完成．照这样计算，两班都完成任务时，一共做了多少朵花？

During the celebration of the 55th anniversary of the founding of the People's Republic of China, students from Class 6 1 and Class 2 made flowers for the young actors who participated in the performance. The number of flowers made by the two classes was the same. There are 52 left unfinished; 75% of the tasks completed by Class 6 1 are, and (3/8) of the total tasks left by Class 6 2 are not completed. According to this calculation, how many flowers have been made in total when the two classes have completed the task?

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">1 - (3/8)</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(1/3) / (3/4)</gadget>
<output>4/9 = around 0.444444</output>
<gadget id="calculator">(5/8) * (4/9)</gadget>
<output>5/18 = around 0.277778</output>
<gadget id="calculator">1 - (5/18)</gadget>
<output>13/18 = around 0.722222</output>
<gadget id="calculator">52 / (13/18)</gadget>
<output>72</output>
<gadget id="calculator">72 * 2</gadget>
<output>144</output>
<result>144</result>


有三根小棒，分别长48厘米、32厘米和88厘米，要把它们都截成同样长的小棒，不许有剩余，每根小棒最长能截成多少厘米？

There are three small sticks, the length of which is 48 cm, 32 cm and 88 cm respectively. They should be cut into small sticks of the same length, and no surplus is allowed. How many centimeters can each small stick be cut into?

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


货车的速度是客车速度的95%，两车同时从两地相对开出，在离中点8千米处相遇，两地相距多少千米？

The speed of the truck is 95% of the speed of the passenger car. The two cars drive from two places at the same time and meet at a distance of 8 kilometers from the midpoint. How many kilometers are the distance between the two places?

<gadget id="calculator">8 * 2</gadget>
<output>16</output>
<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>
<gadget id="calculator">1 - (19/20)</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">16 / (1/20)</gadget>
<output>320</output>
<gadget id="calculator">320 * (19/20)</gadget>
<output>304</output>
<gadget id="calculator">304 + 320</gadget>
<output>624</output>
<result>624</result>


去年暑假从7月5日放假，到9月1日开学，一共放假多少天．

Last summer vacation was from July 5th to September 1st, how many days are there in total?

<gadget id="calculator">31 - 5</gadget>
<output>26</output>
<gadget id="calculator">26 + 1 + 31</gadget>
<output>58</output>
<result>58</result>


小军用10天时间看完一本书，每天看了这本书的(1/11)还多3页，问这本书共有多少页？

Xiaojun finished reading a book in 10 days, and every day (1/11) he read 3 more pages of this book. How many pages does this book have?

<gadget id="calculator">1 / 11</gadget>
<output>1/11 = around 0.090909</output>
<gadget id="calculator">(1/11) * 10</gadget>
<output>10/11 = around 0.909091</output>
<gadget id="calculator">1 - (10/11)</gadget>
<output>1/11 = around 0.090909</output>
<gadget id="calculator">3 / (1/11)</gadget>
<output>33</output>
<gadget id="calculator">10 * 33</gadget>
<output>330</output>
<result>330</result>


一台售价2800美元的手提电脑，折合成人民币是多少元？(1美元等于7.85元人民币)

How much is a laptop computer that costs US$2,800 in RMB? (1 USD equals 7.85 RMB)

<gadget id="calculator">2_800 * 7.85</gadget>
<output>21_980</output>
<result>21_980</result>


一个最简分数，如果分子加上1，分子比分母少3；如果分母加上1，则这个分数的分数值是(3/4)，原分数是多少？

For a simple fraction, if 1 is added to the numerator, the numerator is 3 less than the denominator; if 1 is added to the denominator, the fractional value of this fraction is (3/4), what is the original fraction?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">(3/4) * 3</gadget>
<output>9/4 = around 2.25</output>
<gadget id="calculator">(3/4) + (9/4) + (3/4)</gadget>
<output>15/4 = around 3.75</output>
<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(15/4) / (1/4)</gadget>
<output>15</output>
<gadget id="calculator">15 + 1 + 3</gadget>
<output>19</output>
<gadget id="calculator">(15/4) / (1/4) / 19</gadget>
<output>15/19 = around 0.789474</output>
<result>15/19 = around 0.789474</result>


甲、乙两人共有人民币若干元，已知甲有总数的55%，如果甲取出75元给乙，则乙有总数的60%，甲原来有多少元元．

A and B share a certain amount of RMB. It is known that A owns 55% of the total amount. If A takes out 75 yuan to B, then B owns 60% of the total amount. How many yuan does A originally have?

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">55 / 100</gadget>
<output>11/20 = around 0.55</output>
<gadget id="calculator">1 - (11/20)</gadget>
<output>9/20 = around 0.45</output>
<gadget id="calculator">(3/5) - (9/20)</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">75 / (3/20)</gadget>
<output>500</output>
<gadget id="calculator">500 * (11/20)</gadget>
<output>275</output>
<result>275</result>


某船在静水中的速度是每小时13.5千米，水流速度是每小时3.5千米，逆水而行的速度是每小时多少千米．

If the speed of a boat in still water is 13.5 kilometers per hour, the speed of the current is 3.5 kilometers per hour, what is the speed of the boat going against the current in kilometers per hour?

<gadget id="calculator">13.5 - 3.5</gadget>
<output>10</output>
<result>10</result>


热水瓶每个24元，学校买了这种热水瓶36个，一共付多少元．

The thermos bottles are 24 yuan each. The school bought 36 such thermos bottles. How much is the total payment?

<gadget id="calculator">36 * 24</gadget>
<output>864</output>
<result>864</result>


两个因数的积是936，其中一个因数是12．如果把12改成120，这时积是多少．

The product of two factors is 936, one of which is 12. What is the product if you change 12 to 120?

<gadget id="calculator">120 / 12</gadget>
<output>10</output>
<gadget id="calculator">10 * 936</gadget>
<output>9_360</output>
<result>9_360</result>


学校订购200根方木，每根方木长5米，横截面面积为25平方分米，这些木料一共有多少方？

The school ordered 200 square logs, each of which is 5 meters long and has a cross-sectional area of 25 square decimeters. How many squares are there in total?

<gadget id="calculator">0.25 * 5 * 200</gadget>
<output>250</output>
<result>250</result>


The product of 47*28 is how many times the product of 4.7*2.8.

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


学校每天中午用去大米50千克，晚上用去大米45千克，连续两周共用去大米多少千克？

The school uses 50 kilograms of rice every day at noon and 45 kilograms of rice at night. How many kilograms of rice are shared for two consecutive weeks?

<gadget id="calculator">50 + 45</gadget>
<output>95</output>
<gadget id="calculator">95 * 14</gadget>
<output>1_330</output>
<result>1_330</result>


张明从家去商场走了全程的(5/8)，这是距离中点24米，张明家距离商场有多少米？

Zhang Ming walked the whole distance from home to the shopping mall (5/8). This is 24 meters from the midpoint. How many meters is Zhang Ming’s home from the shopping mall?

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(5/8) - (1/2)</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">24 / (1/8)</gadget>
<output>192</output>
<result>192</result>


分数(6/(a))的分母乘3，要使分数的大小不变，分子应该加上多少．

Multiply the denominator of the fraction (6/(a)) by 3, how much should be added to the numerator to keep the size of the fraction constant.

<gadget id="calculator">6 * 3</gadget>
<output>18</output>
<gadget id="calculator">18 - 6</gadget>
<output>12</output>
<result>12</result>


听李嘉诚说，格瑞特国际小学美术小组现在有27人，比原来人数增加了12.5%，美术小组原来有多少人？

According to Li Ka-shing, there are now 27 people in the art group of Great International Primary School, an increase of 12.5% from the original number. How many people were there in the art group?

<gadget id="calculator">12.5 / 100</gadget>
<output>0.125</output>
<gadget id="calculator">1 + 0.125</gadget>
<output>1.125</output>
<gadget id="calculator">27 / 1.125</gadget>
<output>24</output>
<result>24</result>


小英给客人烧水沏茶，洗水壶要用1分钟，烧开水用15分钟，洗茶壶用1分钟，拿茶叶用1分钟，洗茶杯用5分钟，为了使客人早点喝上茶，最少需要多少分钟．

Xiaoying boils water for the guests to make tea. It takes 1 minute to wash the kettle, 15 minutes to boil the water, 1 minute to wash the teapot, 1 minute to take the tea leaves, and 5 minutes to wash the teacups. In order to make the guests drink tea early, at least how many minutes.

<gadget id="calculator">1 + 15</gadget>
<output>16</output>
<result>16</result>


商场内一件衬衣的标价为140元，如果降价20%出售，仍可赚15元，这件衬衣的进价是多少元．

The price of a shirt in a shopping mall is 140 yuan. If the price is reduced by 20%, you can still earn 15 yuan. What is the purchase price of this shirt?

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">140 * (4/5)</gadget>
<output>112</output>
<gadget id="calculator">112 - 15</gadget>
<output>97</output>
<result>97</result>


电脑培训中心最近买了4张电脑桌和5把椅子，共用去950元，每把椅子90元，每张电脑桌多少元？

The computer training center recently bought 4 computer desks and 5 chairs. The total cost is 950 yuan, and each chair is 90 yuan. How much is each computer desk?

<gadget id="calculator">90 * 5</gadget>
<output>450</output>
<gadget id="calculator">950 - 450</gadget>
<output>500</output>
<gadget id="calculator">500 / 4</gadget>
<output>125</output>
<result>125</result>


体积和底面积相等的圆柱和圆锥，已知圆柱的高是9厘米，那么圆锥的高是多少厘米．

A cylinder and a cone have the same volume and base area. If the height of the cylinder is 9 centimeters, what is the height of the cone in centimeters?

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


一堆钢管，最上面一层有10根，最底层有26根，而且下一层总比上一层多1根，这堆钢管一共有多少根？

In a pile of steel pipes, there are 10 steel pipes in the top layer and 26 steel pipes in the bottom layer, and there is always one more steel pipe in the lower layer than the upper layer. How many steel pipes are there in this pile?

<gadget id="calculator">26 + 10</gadget>
<output>36</output>
<gadget id="calculator">26 - 10</gadget>
<output>16</output>
<gadget id="calculator">16 + 1</gadget>
<output>17</output>
<gadget id="calculator">17 / 2</gadget>
<output>17/2 = around 8.5</output>
<gadget id="calculator">36 * (17/2)</gadget>
<output>306</output>
<result>306</result>


一个长方体从它的一个顶点引出三条棱的长度分别是：10厘米、6厘米、5厘米．这个长方体的体积是多少立方厘米．

The lengths of the three edges of a cuboid from one of its vertices are: 10 cm, 6 cm, and 5 cm. What is the volume of this cuboid in cubic centimeters?

<gadget id="calculator">10 * 6 * 5</gadget>
<output>300</output>
<result>300</result>


甲、乙、丙3辆车原计划速度相同，都准备从A到B，实际上，甲车每小时比计划速度少行20千米，这样到B地时比计划用时多20分；乙车每小时比计划速度多行20千米，这样到B地时比计划用时节约20%；而丙车提前10分到达B地，那么丙车实际每小时行了多少千米？

Cars A, B, and C have the same planned speed, and they are all planning to go from A to B. In fact, Car A travels 20 kilometers less than the planned speed per hour, so that it takes 20 minutes longer to reach B than planned; Driving 20 kilometers per hour faster than the planned speed, this saves 20% of the time when arriving at point B; and car C arrives at point B 10 minutes earlier, so how many kilometers does car C actually travel per hour?

<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">80 / (5/6)</gadget>
<output>96</output>
<result>96</result>


<gadget id="calculator">75 * 75</gadget>
<output>5_625</output>
<gadget id="calculator">7_890 - 5_625</gadget>
<output>2_265</output>
<result>2_265</result>


压路机的滚筒是一个圆柱体，它的底面直径是80厘米，长2.5米．每分钟滚动25周，半小时能压多大面积的路面？

The roller of the road roller is a cylinder with a base diameter of 80 cm and a length of 2.5 m. Rolling 25 times per minute, how much area of road can be pressed in half an hour?

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">3.14 * (4/5) * 2.5 * 25 * 30</gadget>
<output>4_710</output>
<result>4_710</result>


商店里牛奶每盒1.5元．如果商店里搞特卖活动，买4送1，要买30盒牛奶，至少要带多少元．

The price of milk in the store is 1.5 yuan per box. If there is a special sale in the store, buy 4 get 1 free, and you need to buy 30 boxes of milk, at least how much yuan you need to bring.

<gadget id="calculator">4 + 1</gadget>
<output>5</output>
<gadget id="calculator">30 / 5</gadget>
<output>6</output>
<gadget id="calculator">6 * 4 * 1.5</gadget>
<output>36</output>
<result>36</result>


一个正方体容器棱长2dm，向容器中倒入5dm**3的水，再把一块石头放入水中．这时量得容器内的水深15cm．石头的体积是多少多少cm**3．

A cube container with a side length of 2dm, pour 5dm**3 of water into the container, and then put a stone into the water. Then measure the water depth in the container to be 15cm. What is the volume of the stone in cm**3.

<gadget id="calculator">2 * 10 * 2 * 10 * 15</gadget>
<output>6_000</output>
<gadget id="calculator">5 ** 3</gadget>
<output>125</output>
<gadget id="calculator">125 * 40</gadget>
<output>5_000</output>
<gadget id="calculator">6_000 - 5_000</gadget>
<output>1_000</output>
<result>1_000</result>


奥斑马、小泉、欧欧三人去桃园摘桃子．奥斑马说："我比你们俩摘的桃子总和还多3个．"欧欧接着说："是啊，你比我多摘15个，但我比小泉多摘15个．"那么，他们三人一共摘了桃子多少个．

Ao Zebra, Koizumi and Ou Ou went to Taoyuan to pick peaches. Ou Zebra said: "I picked 3 more peaches than the sum of the two of you." Ou Ou went on to say: "Yes, you picked 15 more peaches than me, but I picked 15 more peaches than Koizumi." How many peaches did the person pick in total?

<gadget id="calculator">15 - 3</gadget>
<output>12</output>
<gadget id="calculator">15 + 12</gadget>
<output>27</output>
<gadget id="calculator">12 + 27 + 3</gadget>
<output>42</output>
<gadget id="calculator">12 + 27 + 42</gadget>
<output>81</output>
<result>81</result>


某工程队修一条公路，第一天修了(3/20)，第二天再修14千米，刚好修到中点，这条要修的公路有多长？

An engineering team repaired a road on the first day (3/20), and then repaired another 14 kilometers on the second day, just to the midpoint. How long is the road to be repaired?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">3 / 20</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">(1/2) - (3/20)</gadget>
<output>7/20 = around 0.35</output>
<gadget id="calculator">14 / (7/20)</gadget>
<output>40</output>
<result>40</result>


如果一个圆柱的体积不变，底面积扩大到原来的2倍，那么高应该缩小到原来的多少

If the volume of a cylinder remains the same and the area of the base is doubled, how much should the height be reduced to?

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


地球储水共13.6亿立方千米．但可利用的淡水资源仅占其总水量的2.5%，而在这极少的淡水资源中只有江河湖泊和地下水中的一部分，约占地球总水量的0.26%．人类能真正利用的淡水有多少立方千米？

The earth's water storage is 1.36 billion cubic kilometers. But the available fresh water resources only account for 2.5% of its total water volume, and only a part of rivers, lakes and groundwater in this very few fresh water resources account for about 0.26% of the total water volume of the earth. How many cubic kilometers of fresh water can humans really use?


一个生产小组，原计划五月份生产32台机床，实际生产40台，超产了百分之几？

A production team originally planned to produce 32 machine tools in May, but actually produced 40. What percentage was the overproduction?

<gadget id="calculator">40 - 32</gadget>
<output>8</output>
<gadget id="calculator">8 / 32</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


五年级一共有学生164人，其中75%的同学达到国家体育锻炼标准，达标的学生有多少人？．

There are 164 students in the fifth grade, and 75% of them meet the national physical exercise standards. How many students meet the standards? ．

<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">164 * (3/4)</gadget>
<output>123</output>
<result>123</result>


写出一个比(1/5)小，比(1/6)大的最简真分数多少．

Write down the simplest true fraction that is less than (1/5) and greater than (1/6).

<gadget id="calculator">2 / 11</gadget>
<output>2/11 = around 0.181818</output>
<result>2/11 = around 0.181818</result>


时针由数字3顺时针转到7，旋转了多少°．

The hour hand turns clockwise from the number 3 to 7, how many degrees has it rotated?

<gadget id="calculator">30 * 4</gadget>
<output>120</output>
<result>120</result>


一个圆锥的砂堆，高2米，底面直径6米，如果把它装入一个车厢内，车厢宽2.5米，长3.1米，这个车厢至少要多高才能装下这些砂？

A conical pile of sand is 2 meters high and 6 meters in diameter at the bottom. If it is put into a carriage with a width of 2.5 meters and a length of 3.1 meters, how high must the carriage be to hold the sand?

<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">3.14 * 9 * 2 * (1/3)</gadget>
<output>18.84</output>
<gadget id="calculator">18.84 / 2.5 / 3.2</gadget>
<output>2.355</output>
<result>2.355</result>


把一个半径为4米的圆形花坛平均分成4块，其中一块种郁金香，那么郁金香占地多少平方米．

If a circular flower bed with a radius of 4 meters is divided into 4 parts on average, and one of them is planted with tulips, how many square meters will the tulips occupy?

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>
<gadget id="calculator">16 / 4</gadget>
<output>4</output>
<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>
<result>12.56</result>


把4千克苹果平均分成5份，每份重多少千克

Divide 4 kg of apples into 5 equal parts, how much does each part weigh?

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


甲、乙两地相距140千米，某人骑自行车，从甲地到乙地，去时用了4小时，回来时加快速度用了3小时．他往返一次平均每小时行多少千米？

The distance between A and B is 140 kilometers. A person rides a bicycle from A to B, and it takes 4 hours to go there, and it takes 3 hours to speed up when returning. How many kilometers per hour does he travel on average for a round trip?

<gadget id="calculator">140 * 2</gadget>
<output>280</output>
<gadget id="calculator">4 + 3</gadget>
<output>7</output>
<gadget id="calculator">280 / 7</gadget>
<output>40</output>
<result>40</result>


用1-8可以组成多少个没有重复数字，且能被11整除的8位数．

How many 8-digit numbers can be formed with 1-8 without repeating numbers and divisible by 11.

<gadget id="calculator">2 * 1 * 4 * 3 * 2 * 1</gadget>
<output>48</output>
<gadget id="calculator">4 * 3 * 4 * 1 * 2 * 1</gadget>
<output>96</output>
<gadget id="calculator">48 + 96</gadget>
<output>144</output>
<gadget id="calculator">8 * 3 * 144</gadget>
<output>3_456</output>
<result>3_456</result>


向"希望工程"献爱心，丁丁捐了15.6元，笑笑比丁丁多捐了4.3元．他们俩一共捐了多少元？

To show love to the "Hope Project", Ding Ding donated 15.6 yuan, and Xiaoxiao donated 4.3 yuan more than Ding Ding. How much did they donate in total?

<gadget id="calculator">15.6 + 4.3 + 15.6</gadget>
<output>35.5</output>
<result>35.5</result>


一桶纯净水，第一次取出(2/5)千克，第二次取出余下的(1/5)，这时桶内的水与取出的同样多．原来桶内的纯净水有多少千克？列式是多少

For a bucket of pure water, take out (2/5) kilograms for the first time, and take out the remaining (1/5) for the second time. At this time, the water in the bucket is the same as that taken out. How many kilograms of pure water is in the original barrel? What is the column

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5) - (1/5)</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(2/5) / (3/5)</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(2/3) + (2/5)</gadget>
<output>16/15 = around 1.066667</output>
<result>16/15 = around 1.066667</result>


某冰箱厂去年计划生产电冰箱2000台，实际上半年完成计划的45%，下半年又生产1210台，去年实际完成计划的百分之几？

A refrigerator factory planned to produce 2,000 refrigerators last year, but actually completed 45% of the plan in the first half of the year, and produced 1,210 refrigerators in the second half of the year. What percentage of the plan was actually completed last year?

<gadget id="calculator">45 / 100</gadget>
<output>9/20 = around 0.45</output>
<gadget id="calculator">2_000 * (9/20)</gadget>
<output>900</output>
<gadget id="calculator">900 + 1_210</gadget>
<output>2_110</output>
<gadget id="calculator">2_110 / 2_000</gadget>
<output>211/200 = around 1.055</output>
<result>211/200 = around 1.055</result>


比例尺1：200000表示图上距离1厘米相当于实际距离多少km．

Scale bar 1: 200000 means that the distance 1 cm on the map is equivalent to the actual distance in km.

<gadget id="calculator">200_000 / 1 / 100_000</gadget>
<output>2</output>
<result>2</result>


在比例尺是1：2500000的地图上，量得甲乙两城市间的距离是8.8厘米，一辆汽车以每小时55千米的速度从甲城到乙城，几小时可到达？

On a map with a scale of 1:2500000, the distance between the two cities A and B is measured to be 8.8 centimeters. How many hours does it take for a car to travel from A to B at a speed of 55 kilometers per hour?

<gadget id="calculator">1 / 2_500_000</gadget>
<output>1/2_500_000 = around 0</output>
<gadget id="calculator">8.8 / (1/2_500_000) / 100_000 / 55</gadget>
<output>4</output>
<result>4</result>


小红和小芳花同样多的钱买文具．小红买1支钢笔和4本同样的笔记本，小芳买了12本和小红相同的笔记本．多少本笔记本的价钱与1支钢笔的价钱相同．

Xiaohong and Xiaofang spend the same amount of money on stationery. Xiaohong buys 1 pen and 4 same notebooks, and Xiaofang buys 12 notebooks that are the same as Xiaohong. How many notebooks cost the same as 1 pen.

<gadget id="calculator">12 - 4</gadget>
<output>8</output>
<result>8</result>


小英看一本书，第一天看了全书的(3/8)，第二天看了全书的(2/8)，第三天要看全书的几分之几才能把一本书看完？

When Xiaoying reads a book, she reads (3/8) of the whole book on the first day, (2/8) of the whole book on the second day, and what fraction of the whole book must be read on the third day to read a book over?

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


直角三角形中两个锐角的度数比是1：2，那么较大的锐角是多少度．

If the ratio of degrees of two acute angles in a right triangle is 1:2, what is the greater acute angle?

<gadget id="calculator">1 + 2</gadget>
<output>3</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">90 * (2/3)</gadget>
<output>60</output>
<result>60</result>


同一种复习资料原来的单价是65元，后来书店开展降价促销活动．阳光书店按原价的"七五折"出售；学生书店则是"买四送一"，王老师要买5本这种资料作为奖品送给学生，他应该选择去哪家书店买比较便宜？便宜多少元钱？

The original unit price of the same kind of review materials was 65 yuan, and then the bookstore launched a price reduction promotion. The Sunshine Bookstore sells at "25% off" the original price; the student bookstore offers "buy four get one free". Mr. Wang wants to buy five of these materials as prizes for the students. Which bookstore should he choose to buy from? How much cheaper is it?

<gadget id="calculator">65 * 4</gadget>
<output>260</output>
<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">65 * (3/4) * 5</gadget>
<output>975/4 = around 243.75</output>
<gadget id="calculator">260 - (975/4)</gadget>
<output>65/4 = around 16.25</output>
<result>65/4 = around 16.25</result>


一个长方体的棱长总和是108厘米，它的长、宽、高的比为4：3：2，这个长方体的表面积是多少．

The sum of the lengths of the sides of a cuboid is 108 cm, and the ratio of its length, width, and height is 4:3:2. What is the surface area of the cuboid?

<gadget id="calculator">108 / 4</gadget>
<output>27</output>
<gadget id="calculator">4 + 3 + 2</gadget>
<output>9</output>
<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>
<gadget id="calculator">3 / 9</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">27 * (1/3)</gadget>
<output>9</output>
<gadget id="calculator">27 * (4/9) * 9</gadget>
<output>108</output>
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>
<gadget id="calculator">27 * (4/9) * 27 * (2/9)</gadget>
<output>72</output>
<gadget id="calculator">9 * 27 * (2/9)</gadget>
<output>54</output>
<gadget id="calculator">108 + 72 + 54</gadget>
<output>234</output>
<gadget id="calculator">234 * 2</gadget>
<output>468</output>
<result>468</result>


一个长方形操场，长160米，宽90米，画在比例尺是(1/1000)的图纸上，这个长方形操场的面积有多少平方厘米？

A rectangular playground with a length of 160 meters and a width of 90 meters is drawn on a drawing with a scale of (1/1000), what is the area of the rectangular playground in square centimeters?


一个粮店，上午卖了78.4千克大米，下午卖的比上午卖的1.5倍少3.5千克，这个粮店一天卖大米多少千克？

A grain store sells 78.4 kg of rice in the morning, but in the afternoon it sells 1.5 times less rice than in the morning by 3.5 kg. How many kilograms of rice does this grain store sell in a day?

<gadget id="calculator">78.4 * 1.5</gadget>
<output>117.6</output>
<gadget id="calculator">117.6 - 3.5</gadget>
<output>114.1</output>
<gadget id="calculator">114.1 + 78.4</gadget>
<output>192.5</output>
<result>192.5</result>


一根绳子长8米，平均截了5次，每段是全长的多少

A rope is 8 meters long, cut 5 times on average, what is the total length of each section

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


某学校去年植树80棵，死了4棵，成活率是多少？

A school planted 80 trees last year, but 4 died. What is the survival rate?

<gadget id="calculator">80 - 4</gadget>
<output>76</output>
<gadget id="calculator">76 / 80</gadget>
<output>19/20 = around 0.95</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(19/20) * 1</gadget>
<output>19/20 = around 0.95</output>
<result>19/20 = around 0.95</result>


要画一个周长是25.12cm的圆，圆规两脚间的距离应取多少cm．

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>


将一个圆柱切开，拼成一个长20厘米，宽10厘米，高15厘米的近似长方体．原圆柱的体积是多少立方厘米．

Cut a cylinder and assemble it into an approximate cuboid with a length of 20 cm, a width of 10 cm, and a height of 15 cm. What is the volume of the original cylinder in cubic centimeters?

<gadget id="calculator">20 * 10 * 15</gadget>
<output>3_000</output>
<result>3_000</result>


边长为14厘米的正方形纸，可以剪成多少个面积是4平方厘米的小正方形．

How many small squares with an area of 4 cm2 can be cut from a square of paper with a side length of 14 cm.

<gadget id="calculator">14 / 2</gadget>
<output>7</output>
<gadget id="calculator">7 * 7</gadget>
<output>49</output>
<result>49</result>


本星期一共产鸡蛋810.6千克，前3天每天101.8千克，后四天平均每天生产多少千克鸡蛋？

A total of 810.6 kilograms of eggs were produced this Monday, and 101.8 kilograms per day in the first three days. How many kilograms of eggs were produced on average per day in the next four days?

<gadget id="calculator">101.8 * 3</gadget>
<output>305.4</output>
<gadget id="calculator">810.6 - 305.4</gadget>
<output>505.2</output>
<gadget id="calculator">505.2 / 4</gadget>
<output>126.3</output>
<result>126.3</result>


用3个边长1厘米的正方形拼成一个长方形，它的周长是多少厘米

What is the perimeter of a rectangle made of 3 squares with a side length of 1 cm?

<gadget id="calculator">1 + 1 + 1</gadget>
<output>3</output>
<gadget id="calculator">3 + 1</gadget>
<output>4</output>
<gadget id="calculator">4 * 2</gadget>
<output>8</output>
<result>8</result>


甲乙组人数相等，如果从乙组调出3人到甲组，这时乙组比甲组少(1/3)．这两组共有多少人？

Group A and Group B have the same number of people. If 3 people are transferred from Group B to Group A, then Group B is less than Group A (1/3). How many people are there in these two groups?

<gadget id="calculator">3 + 3</gadget>
<output>6</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">6 / (1/3)</gadget>
<output>18</output>
<gadget id="calculator">18 - 3 - 3</gadget>
<output>12</output>
<gadget id="calculator">12 + 18</gadget>
<output>30</output>
<result>30</result>


4门功课的总分是380分，则平均分是多少分．

If the total score of 4 subjects is 380, what is the average score?

<gadget id="calculator">380 / 4</gadget>
<output>95</output>
<result>95</result>


320与260的和是多少

<gadget id="calculator">320 + 260</gadget>
<output>580</output>
<result>580</result>


唐僧师徒吃馒头，唐僧和猪八戒一共吃了总数的(1/2)，唐僧和沙和尚一共吃了总数的(1/3)，唐僧和孙悟空一共吃了总数的(1/4)，那么唐僧吃了总数的多少．

Tang Seng and his disciples ate steamed buns, Tang Seng and Zhu Bajie ate (1/2) of the total, Tang Seng and Sha Monk ate (1/3) of the total, Tang Seng and Sun Wukong ate (1/4) of the total, then Tang Seng How much did you eat?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(1/4) - 1</gadget>
<output>-3/4 = around -0.75</output>
<gadget id="calculator">(1/2) + (1/3) + (-3/4)</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">(1/12) / 2</gadget>
<output>1/24 = around 0.041667</output>
<result>1/24 = around 0.041667</result>


51的28倍大约是多少？

<gadget id="calculator">51 * 28</gadget>
<output>1_428</output>
<result>1_428</result>


一个正方形的周长是24cm，它的面积是多少cm**2．

The perimeter of a square is 24cm, what is its area in cm**2.

<gadget id="calculator">24 / 4</gadget>
<output>6</output>
<gadget id="calculator">6 * 6</gadget>
<output>36</output>
<result>36</result>


两个数相除的商是32，如果被除数不变，除数除以2，那么商是多少．

The quotient of dividing two numbers is 32. If the dividend remains the same and the divisor is divided by 2, what is the quotient?

<gadget id="calculator">32 * 2</gadget>
<output>64</output>
<result>64</result>


甲数除以乙数的商是5.4．如果甲数不变，乙数乘10，那么现在的商是多少．

The quotient of A number divided by B number is 5.4. If number A remains the same and number B is multiplied by 10, what is the current quotient?

<gadget id="calculator">5.4 / 10</gadget>
<output>0.54</output>
<result>0.54</result>


附中图书馆有科技书200本．文艺书比科技书少80本．连环画的本数是科技书和文艺书总数的2倍，图书馆有多少本连环画？

The attached middle school library has 200 technical books. Literature and art books are 80 fewer than science and technology books. The number of comic books is twice the total number of science and art books. How many comic books are there in the library?

<gadget id="calculator">200 - 80</gadget>
<output>120</output>
<gadget id="calculator">120 + 200</gadget>
<output>320</output>
<gadget id="calculator">320 * 2</gadget>
<output>640</output>
<result>640</result>


三年级同学做操，如果每16人一组，每18人一组，三年级最小有多少人做操？

The third grade students do exercises, if every group of 16 people, every group of 18 people, how many people do the exercises at least in the third grade?

<gadget id="calculator">2 * 2 * 2 * 2 * 3 * 3</gadget>
<output>144</output>
<result>144</result>


有甲、乙两个书架，甲书架有书300本，若把甲书架书的(1/6)放到乙书架，则甲、乙两个书架的书的本数相等．乙书架原来有书多少本？

There are two bookshelves, A and B, and there are 300 books on shelf A. If (1/6) of the books on shelf A are placed on shelf B, then the number of books on shelf A and shelf B is equal. How many books are there on shelf B?

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 - (1/6) - (1/6)</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">300 * (2/3)</gadget>
<output>200</output>
<result>200</result>


书城里有一些《我们爱科学》画册，六一期间卖出的与没卖出的比是3：2，又运来192本，这时画册的本数比原来本数的比是6：7，书城原有画册多少本？

There are some albums of "We Love Science" in the bookstore. The ratio of sold to unsold during June 1st was 3:2, and another 192 copies were shipped in. At this time, the ratio of the number of albums to the original number was 6:7. How many original albums are there?

<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(6/7) - (2/5)</gadget>
<output>16/35 = around 0.457143</output>
<gadget id="calculator">192 / (16/35)</gadget>
<output>420</output>
<result>420</result>


在比例尺是20：1的图纸上，量得一只七星瓢虫的长度是10cm，这只七星瓢虫的实际长度是多少mm．

On the drawing with a scale of 20:1, the length of a seven-spotted ladybug is measured to be 10cm. What is the actual length of this seven-spotted ladybug in mm?

<gadget id="calculator">20 / 1</gadget>
<output>20</output>
<gadget id="calculator">10 / 20</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) * 10</gadget>
<output>5</output>
<result>5</result>


从0、2、3、4、8五个数字中选出四个数字组成一个同时含有2、3、5三个因数的最大四位数是多少．

Select four numbers from the five numbers 0, 2, 3, 4, and 8 to form a maximum four-digit number that has three factors of 2, 3, and 5 at the same time.


停车场有货车124辆车，货车的辆数是客车的4倍，停车场有客车多少辆？

There are 124 trucks in the parking lot, and the number of trucks is four times that of passenger cars. How many passenger cars are there in the parking lot?

<gadget id="calculator">124 / 4</gadget>
<output>31</output>
<result>31</result>


在除法运算式里，被除数扩大10倍，除数缩小10倍，商多少．

In the division operation formula, the dividend is enlarged by 10 times, and the divisor is reduced by 10 times, what is the quotient.

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


Calculate with a simple method: 23.35+17.64+11.63.

<gadget id="calculator">23.35 + 17.64 + 11.63</gadget>
<output>52.62</output>
<result>52.62</result>


食堂11月份买来面粉45袋，每袋重25千克；买来大米18袋，每袋重50千克，买来大米和面粉共多少千克？

In November, the cafeteria bought 45 bags of flour, each weighing 25 kilograms; and 18 bags of rice, each weighing 50 kilograms. How many kilograms of rice and flour did they buy?

<gadget id="calculator">25 * 45</gadget>
<output>1_125</output>
<gadget id="calculator">50 * 18</gadget>
<output>900</output>
<gadget id="calculator">1_125 + 900</gadget>
<output>2_025</output>
<result>2_025</result>


一根木料长16米，第一次用去(1/4)，第二次用去(1/5)，第一次比第二次多用多少米？

A piece of wood is 16 meters long. (1/4) is used for the first time, and (1/5) is used for the second time. How much more meter is used for the first time than the second time?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/4) - (1/5)</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">16 * (1/20)</gadget>
<output>4/5 = around 0.8</output>
<result>4/5 = around 0.8</result>


五年级1班有男生20人，男生比女生多(1/4)，女生有多少人？

There are 20 boys in Class 1 of the fifth grade. There are more boys than girls (1/4). How many girls are there?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">20 / (5/4)</gadget>
<output>16</output>
<result>16</result>


2003年，我国西部农村居民年人均收入约为2800元，大约相当于全国农村居民人均年收入的80%，全国农村居民人均年收入约是多少元？

In 2003, the annual per capita income of rural residents in western my country was about 2,800 yuan, roughly equivalent to 80% of the national per capita annual income of rural residents. How much is the national per capita annual income of rural residents?

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">2_800 / (4/5)</gadget>
<output>3_500</output>
<result>3_500</result>


有甲、乙两列火车同时从相距840千米的两地出发，甲车每小时行65千米，7小时后两车在途中相遇，请你计算下乙车每小时行多少千米？

There are two trains A and B departing from two places 840 kilometers apart at the same time. Train A travels 65 kilometers per hour. After 7 hours, the two trains meet on the way. Please calculate how many kilometers per hour the second train travels?

<gadget id="calculator">840 / 7</gadget>
<output>120</output>
<gadget id="calculator">120 - 65</gadget>
<output>55</output>
<result>55</result>


把10面彩旗平均插在(4/5)千米的水泥路两侧(首尾都插)，如果同一侧相邻两面彩旗之间的距离都相同，求相邻两面彩旗之间的距离．

Put 10 colored flags on both sides of (4/5) kilometers of cement road on average (both ends inserted). If the distance between two adjacent colored flags on the same side is the same, find the distance between two adjacent colored flags.

<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">5 - 1</gadget>
<output>4</output>
<gadget id="calculator">(4/5) / 4</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/5) * 1_000</gadget>
<output>200</output>
<result>200</result>


把(6/7)平均分成4份，每份是多少．

Divide (6/7) into 4 parts on average, how much is each part?

<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>
<gadget id="calculator">(6/7) / 4</gadget>
<output>3/14 = around 0.214286</output>
<result>3/14 = around 0.214286</result>


已知一个等腰三角形的一个顶角是70°，它的每一个底角是多少度？

It is known that a vertex angle of an isosceles triangle is 70°, how many degrees is each base angle?

<gadget id="calculator">180 - 70</gadget>
<output>110</output>
<gadget id="calculator">110 / 2</gadget>
<output>55</output>
<result>55</result>


把一块边长为2米的花布做成面积是4平方分米的手帕，可以做多少块？

How many handkerchiefs can be made by making a piece of floral cloth with a side length of 2 meters into a handkerchief with an area of 4 square decimeters?

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


喜羊羊有42块相同的正方体，每块棱长是1cm．他用所有正方体来搭建一个长方体．这个长方体底部周长是18cm．长方体的高是多少厘米．

Pleasant Goat has 42 identical cubes, each with a side length of 1cm. He used all the cubes to build a cuboid. The perimeter of the base of the cuboid is 18 cm. What is the height of the cuboid in centimeters.

<gadget id="calculator">7 * 2</gadget>
<output>14</output>
<gadget id="calculator">42 / 14</gadget>
<output>3</output>
<result>3</result>


一个三角形和一个平行四边形等底等高，这个平行四边形的面积比这个三角形的面积大2.6m**2，这个平行四边形的面积是多少m**2．

A triangle and a parallelogram have the same base and height. The area of the parallelogram is 2.6m**2 larger than the area of the triangle. What is the area of the parallelogram in m**2?

<gadget id="calculator">2.6 * 2</gadget>
<output>5.2</output>
<result>5.2</result>


有一个三位数，百位上是1，十位上是0，个数上是8，它的4倍是多少．

There is a three-digit number, the hundreds digit is 1, the tens digit is 0, and the number is 8, what is its 4 times.

<gadget id="calculator">108 * 4</gadget>
<output>432</output>
<result>432</result>


在一条长56米的走廊一旁，从头到尾一共放了8个垃圾桶，每两个垃圾桶之间相距多少米．

On the side of a 56-meter-long corridor, there are a total of 8 trash cans from the beginning to the end, and the distance between each two trash cans is how many meters.

<gadget id="calculator">8 - 1</gadget>
<output>7</output>
<gadget id="calculator">56 / 7</gadget>
<output>8</output>
<result>8</result>


一个钟表的时针长10厘米，它的指针尖端一昼夜走多少厘米．

The hour hand of a clock is 10 centimeters long, how many centimeters does the tip of its hand move in a day and night.

<gadget id="calculator">2 * 3.14 * 10</gadget>
<output>62.8</output>
<gadget id="calculator">62.8 * 2</gadget>
<output>125.6</output>
<result>125.6</result>


一种杂志，批发商按定价打7折批发给书摊主，摊主将原定价格降低10%后，以每本7.2元卖给读者，求一本盈利多少元？

For a kind of magazine, the wholesaler discounts 30% off the fixed price and wholesales it to the book stall owner. After the original price is reduced by 10%, the stall owner sells it to readers at 7.2 yuan per copy. How much is the profit for each copy?

<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">7.2 / (9/10)</gadget>
<output>8</output>
<gadget id="calculator">70 / 100</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">8 * (7/10)</gadget>
<output>28/5 = around 5.6</output>
<gadget id="calculator">7.2 - (28/5)</gadget>
<output>1.6</output>
<result>1.6</result>


商店里3天共卖出90米布，第二天卖出的是第一天的2倍，第三天卖出的是第二天的3倍．第三天卖出多少米布．

A total of 90 meters of cloth were sold in the store in 3 days, twice as much on the second day as on the first day, and three times as much on the third day as on the second day. How much rice cloth was sold on the third day?

<gadget id="calculator">2 * 3</gadget>
<output>6</output>
<gadget id="calculator">2 + 6 + 1</gadget>
<output>9</output>
<gadget id="calculator">90 / 9</gadget>
<output>10</output>
<gadget id="calculator">10 * 6</gadget>
<output>60</output>
<result>60</result>


学校开展春季植树活动，四年一班共植树300棵，四年二班是四年一班植树棵数的15倍，四年二班植树多少棵？

The school carried out spring tree planting activities. A total of 300 trees were planted in the first class of four years, and the number of trees planted by the second class of four years was 15 times that of the first class of four years. How many trees were planted by the second class of four years?

<gadget id="calculator">300 * 15</gadget>
<output>4_500</output>
<result>4_500</result>


把5克盐放入100克水中，盐占水的多少

Put 5 grams of salt in 100 grams of water, what is the percentage of salt in the water

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


小张从家到公园，原打算每分钟走50米，为了提早10分钟到，他把速度加快，每分钟走75米．小张家到公园有多少米．

Xiao Zhang originally planned to walk 50 meters per minute from his home to the park. In order to arrive 10 minutes earlier, he accelerated his speed and walked 75 meters per minute. How many meters is it from Xiao Zhang's house to the park?

<gadget id="calculator">75 - 50</gadget>
<output>25</output>
<gadget id="calculator">10 / 25</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">50 * (2/5) * 75</gadget>
<output>1_500</output>
<result>1_500</result>


小明期末考试语文、英语的平均成绩是93分，数学成绩公布以后，她的平均成绩提高了2分，小明数学考试得了多少分？

Xiaoming's Chinese and English scores in the final exam were 93 points. After the math results were announced, her average score increased by 2 points. How many points did Xiaoming get in the math test?

<gadget id="calculator">93 + 2</gadget>
<output>95</output>
<gadget id="calculator">95 * 3</gadget>
<output>285</output>
<gadget id="calculator">93 * 2</gadget>
<output>186</output>
<gadget id="calculator">285 - 186</gadget>
<output>99</output>
<result>99</result>


<gadget id="calculator">213_639 / 132_396</gadget>
<output>71/44 = around 1.613636</output>
<gadget id="calculator">264_528_792 / 213_426_639</gadget>
<output>88/71 = around 1.239437</output>
<gadget id="calculator">(71/44) * (88/71)</gadget>
<output>2</output>
<result>2</result>


16根小棒可以摆多少个□．

How many 16 small sticks can be placed □．

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


仓库有2吨大米，运走了750千克，还剩多少千克？

There are 2 tons of rice in the warehouse, and 750 kilograms are transported away. How many kilograms are left?

<gadget id="calculator">2 * 1_000</gadget>
<output>2_000</output>
<gadget id="calculator">2_000 - 750</gadget>
<output>1_250</output>
<result>1_250</result>


学校食堂运来一堆煤，计划每天烧煤50千克，6.5天烧完，实际10天才烧完．实际每天用煤多少千克？

pile of coal was brought in from the school cafeteria. It was planned to burn 50 kilograms of coal every day, and it took 6.5 days to burn it out, but it took 10 days to actually burn it out. How many kilograms of coal is actually used per day?

<gadget id="calculator">6.5 / 10</gadget>
<output>0.65</output>
<gadget id="calculator">50 * 0.65</gadget>
<output>32.5</output>
<result>32.5</result>


甲汽车28分钟行20千米，乙汽车40分钟行25千米，每分钟的速度那一个快？快多少？

Car A travels 20 kilometers in 28 minutes, and car B travels 25 kilometers in 40 minutes. Which one is faster per minute? How much faster?

<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">(5/7) - (5/8)</gadget>
<output>5/56 = around 0.089286</output>
<result>5/56 = around 0.089286</result>


一条流水线2小时生产了电视机160台，完成一批4000台的订单，还需几小时？(用比例解)

An assembly line has produced 160 TV sets in 2 hours, and how many hours will it take to complete a batch of 4,000 TV sets? (Solve with ratio)

<gadget id="calculator">4_000 - 160</gadget>
<output>3_840</output>
<gadget id="calculator">160 / 2</gadget>
<output>80</output>
<gadget id="calculator">3_840 / 80</gadget>
<output>48</output>
<result>48</result>


<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(3/5) * (1/2)</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(3/10) - (1/5)</gadget>
<output>1/10 = around 0.1</output>
<result>1/10 = around 0.1</result>


一个圆柱体，如果沿着与底面平行的面切成3段，表面积会增加50.24平方厘米．如果沿着直径切割成两个半圆柱，表面积会增加40平方厘米．如果把它切成若干等份拼成一个近似的长方体，这个长方体的体积是多少立方厘米？

If a cylinder is cut into three sections along the plane parallel to the bottom, the surface area will increase by 50.24 square centimeters. If cut along the diameter into two half cylinders, the surface area would increase by 40 square centimeters. If it is cut into several equal parts and assembled into an approximate cuboid, what is the volume of the cuboid in cubic centimeters?

<gadget id="calculator">50.24 / 4</gadget>
<output>12.56</output>
<gadget id="calculator">2 * 2</gadget>
<output>4</output>
<gadget id="calculator">40 / 2 / 4</gadget>
<output>5</output>
<gadget id="calculator">12.56 * 5</gadget>
<output>62.8</output>
<result>62.8</result>


暑假期间，小芳计划20天读完《十万个为什么》这本书，每天读15页．实际每天读20页，她实际比计划提前几天读完？

During the summer vacation, Xiaofang plans to finish reading the book "One Hundred Thousand Whys" in 20 days, reading 15 pages a day. Actually read 20 pages a day, how many days did she actually finish reading it earlier than planned?

<gadget id="calculator">15 / 20</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">20 * (3/4)</gadget>
<output>15</output>
<gadget id="calculator">20 - 15</gadget>
<output>5</output>
<result>5</result>


把一个正方体平均分成2个长方体，已知每个长方体的表面积是120平方厘米，求原来正方体的表面积？

Divide a cube into 2 cuboids on average. It is known that the surface area of each cuboid is 120 square centimeters. Find the surface area of the original cube?

<gadget id="calculator">2 / 8</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">120 * (1/4)</gadget>
<output>30</output>
<gadget id="calculator">30 * 6</gadget>
<output>180</output>
<result>180</result>


在800米的环岛上，每隔50米插一面彩旗，后来又增加了一些彩旗，就把彩旗的间隔缩短为40米，起点的彩旗不动，重新插完后，一共有几根彩旗不用移动？

On the 800-meter roundabout, a colored flag was inserted every 50 meters. Later, some colored flags were added, and the interval of colored flags was shortened to 40 meters. The colored flags at the starting point did not move. ?

<gadget id="calculator">2 * 2 * 5 * 10</gadget>
<output>200</output>
<gadget id="calculator">800 / 200</gadget>
<output>4</output>
<result>4</result>


12*0和多少的结果相同．

<gadget id="calculator">12 * 0</gadget>
<output>0</output>
<gadget id="calculator">0 - 0</gadget>
<output>0</output>
<gadget id="calculator">12 + 0</gadget>
<output>12</output>
<gadget id="calculator">0 / 12 / 12</gadget>
<output>0</output>
<gadget id="calculator">12 * 12 * 0</gadget>
<output>0</output>
<result>0</result>


一个袋子里装有3个红球，2个篮球，4个黄球，2个白球，一个绿球，如果你去摸出一个球，摸出红球的可能性是多少

A bag contains 3 red balls, 2 basketballs, 4 yellow balls, 2 white balls, and 1 green ball. If you try to draw a ball, what is the probability of drawing a red ball?

<gadget id="calculator">3 + 2 + 4 + 2 + 1</gadget>
<output>12</output>
<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


四年级四班一共有69人，平均每人为希望小学捐款8元．四年级四班一共捐款多少元？

There are 69 students in Class 4, Grade 4, with an average donation of RMB 8 per person for Hope Primary School. How much did Class 4, Grade 4, donate in total?

<gadget id="calculator">69 * 8</gadget>
<output>552</output>
<result>552</result>


实验小学有3名同学去参加数学竞赛，一份试卷共10道题，答对一题得10分，答错一题不但不得分，还要扣去3分，这3名同学都回答了所有的题目，小明得74分，他答对多少题？

There are 3 students from the Experimental Primary School participating in a mathematics competition. There are 10 questions in a test paper, 10 points are awarded for each correct answer, and 3 points will be deducted for a wrong answer. These 3 students have answered all the questions. Question, Xiao Ming scored 74 points, how many questions did he answer correctly?

<gadget id="calculator">10 * 10</gadget>
<output>100</output>
<gadget id="calculator">100 - 74</gadget>
<output>26</output>
<gadget id="calculator">10 + 3</gadget>
<output>13</output>
<gadget id="calculator">26 / 13</gadget>
<output>2</output>
<gadget id="calculator">10 - 2</gadget>
<output>8</output>
<result>8</result>


一本故事书308页，王芳一个星期看了125页，还有多少页没看？

A storybook has 308 pages. Wang Fang read 125 pages a week. How many pages are there left?

<gadget id="calculator">308 - 125</gadget>
<output>183</output>
<result>183</result>


甲数比乙数少20%，那么乙数比甲数多多少

If the number A is 20% less than the number B, how much more is the number B than A?

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">1 - (4/5)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/5) / (4/5)</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


十二工程局修一条公路，5个月修了全长的(10/11)，平均每个月修几分之几？

The Twelfth Engineering Bureau repaired a road, and repaired the full length (10/11) in 5 months. What fraction of it was repaired every month on average?

<gadget id="calculator">10 / 11</gadget>
<output>10/11 = around 0.909091</output>
<gadget id="calculator">(10/11) / 5</gadget>
<output>2/11 = around 0.181818</output>
<result>2/11 = around 0.181818</result>


同学们去春游，四、五年级一共去了225人，比三年级的2倍多5人，三年级去了多少人？

The students went to the spring outing. A total of 225 students from the fourth and fifth grades went there, which was 5 times more than that of the third graders. How many people went to the third graders?

<gadget id="calculator">225 - 5</gadget>
<output>220</output>
<gadget id="calculator">220 / 2</gadget>
<output>110</output>
<result>110</result>


一支铅笔1.5元，一支钢笔5.6元，买一支铅笔和一支钢笔一共要付多少元？

A pencil is 1.5 yuan, and a pen is 5.6 yuan. How much will it cost to buy a pencil and a pen?

<gadget id="calculator">1.5 + 5.6</gadget>
<output>7.1</output>
<result>7.1</result>


一台电脑原价5000元，现在打八折出售，现价每台多少元．

The original price of a computer is 5,000 yuan, and now it is sold at a 20% discount. What is the current price of each computer?

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">5_000 * (4/5)</gadget>
<output>4_000</output>
<result>4_000</result>


一个数的20倍是720，求这个数．

20 times a number is 720, find this number.

<gadget id="calculator">720 / 20</gadget>
<output>36</output>
<result>36</result>


小英在计算5.1除以一个数时，由于商的小数点向左点错了一位，结果是2.04，这道题的除数是多少？

When Xiaoying calculated 5.1 divided by a number, because the decimal point of the quotient was wrong by one place to the left, the result was 2.04. What is the divisor of this question?

<gadget id="calculator">5.1 / 20.4</gadget>
<output>0.25</output>
<result>0.25</result>


客车和货车同时从甲乙两地中点向相反的方向行驶，5小时，客车到达甲地，货车离乙地还有60千米．已知货车与客车的速度比5：7．甲乙两地相距多少千米？

The passenger car and the truck travel in opposite directions from the midpoint of A and B at the same time. After 5 hours, the bus arrives at A, and the truck is 60 kilometers away from B. It is known that the speed ratio of trucks and passenger cars is 5:7. How many kilometers are there between A and B?

<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>
<gadget id="calculator">1 - (5/7)</gadget>
<output>2/7 = around 0.285714</output>
<gadget id="calculator">60 / (2/7)</gadget>
<output>210</output>
<gadget id="calculator">210 * 2</gadget>
<output>420</output>
<result>420</result>


从边长10cm的正方形纸上剪下一个最大的圆．剩下的纸片面积占原正方形面积的((())/(()))．

Cut out the largest circle from a square of paper with a side length of 10 cm. The area of the remaining piece of paper accounts for ((())/(())) of the area of the original square.

<gadget id="calculator">10 * 10</gadget>
<output>100</output>
<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">3.14 * 25</gadget>
<output>78.5</output>
<gadget id="calculator">100 - 78.5</gadget>
<output>21.5</output>
<gadget id="calculator">21.5 / 100</gadget>
<output>0.215</output>
<result>0.215</result>


有300千克苹果需要装箱，已经装了8箱，每箱35千克，还剩多少千克？

There are 300 kilograms of apples to be packed, 8 boxes have been packed, each box is 35 kilograms, how many kilograms are left?

<gadget id="calculator">35 * 8</gadget>
<output>280</output>
<gadget id="calculator">300 - 280</gadget>
<output>20</output>
<result>20</result>


在一次罚球训练中，运动员小张命中率达到90%，结果有5次没有命中，小张一共投了几次球？

In a free throw training, the player Xiao Zhang hit 90% of the shots, but he missed 5 times. How many shots did Zhang make?

<gadget id="calculator">90 / 100</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">5 / (1/10)</gadget>
<output>50</output>
<result>50</result>


找规律填数：9、10、12、15、多少、24．

Find the law and fill in the numbers: 9, 10, 12, 15, how much, 24.

<gadget id="calculator">15 + 4</gadget>
<output>19</output>
<result>19</result>


一只梅花鹿高1.65米，一只长颈鹿的高度是梅花鹿的2.5倍，梅花鹿比长颈鹿矮多少米？

A sika deer is 1.65 meters tall, and a giraffe is 2.5 times as tall as a sika deer. How many meters shorter is a sika deer than a giraffe?

<gadget id="calculator">1.65 * 2.5</gadget>
<output>4.125</output>
<gadget id="calculator">4.125 - 1.65</gadget>
<output>2.475</output>
<result>2.475</result>


商店里有六桶啤酒，它们的重量分别是15，16，18，19，20，31千克．两天共卖出五桶，其中第一天卖出的啤酒重量是第二天的两倍．那么商店里没有卖出的啤酒是多少千克．

There are six barrels of beer in the store, and their weights are 15, 16, 18, 19, 20, and 31 kilograms, respectively. A total of five barrels were sold in two days, and the weight of beer sold on the first day was twice that of the second day. So how many kilograms of beer are not sold in the store?


有一段钢可做一个底面直径8厘米，高9厘米的圆柱形零件．如果把它改制成高是12厘米的圆锥形零件，圆锥形零件的底面半径是多少厘米．

A piece of steel can be used to make a cylindrical part with a base diameter of 8 cm and a height of 9 cm. If it is transformed into a conical part with a height of 12 cm, what is the radius of the bottom surface of the conical part in cm?


甲数是120，乙数比甲数少(1/5)．甲数比乙数多几分之几？

The number of A is 120, and the number of B is less than the number of A (1/5). By what percentage is number A greater than number B?

<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">120 * (4/5)</gadget>
<output>96</output>
<gadget id="calculator">120 - 96</gadget>
<output>24</output>
<gadget id="calculator">24 / 96</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


粉刷一间长8米，宽6米，高4米的教室，扣除门窗和黑板面积22.5平方米，粉刷的面积是多少平方米？

Paint a classroom with a length of 8 meters, a width of 6 meters, and a height of 4 meters. The area of doors, windows and blackboards is 22.5 square meters. How many square meters is the painted area?

<gadget id="calculator">8 * 6</gadget>
<output>48</output>
<gadget id="calculator">8 * 4</gadget>
<output>32</output>
<gadget id="calculator">6 * 4</gadget>
<output>24</output>
<gadget id="calculator">32 + 24</gadget>
<output>56</output>
<gadget id="calculator">56 * 2</gadget>
<output>112</output>
<gadget id="calculator">112 - 22.5</gadget>
<output>89.5</output>
<gadget id="calculator">48 + 89.5</gadget>
<output>137.5</output>
<result>137.5</result>


从一个圆柱上截取一个最大的圆锥后体积缩小90立方厘米，截取的圆锥体积是多少．

If the largest cone is cut from a cylinder and its volume is reduced by 90 cubic centimeters, what is the volume of the cut cone?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">90 * (1/2)</gadget>
<output>45</output>
<result>45</result>


把一根木料锯成3段要6分钟，锯成8段要多少分钟．

If it takes 6 minutes to saw a piece of wood into 3 sections, how many minutes will it take to saw it into 8 sections?

<gadget id="calculator">3 - 1</gadget>
<output>2</output>
<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">8 - 1</gadget>
<output>7</output>
<gadget id="calculator">3 * 7</gadget>
<output>21</output>
<result>21</result>


有个等腰三角形，顶角是60度，底角是多少度．

There is an isosceles triangle, the top angle is 60 degrees, what is the base angle?

<gadget id="calculator">180 - 60</gadget>
<output>120</output>
<gadget id="calculator">120 / 2</gadget>
<output>60</output>
<result>60</result>


五1班同学开展回收废纸变废为宝活动，第一小组收集了(1/2)千克，第二小组收集了(5/8)千克，第三小组收集的比第一、二组收集的总数少(5/6)千克，第三小组收集废纸多少千克？

Class 5 and Class 1 carried out the activity of recycling waste paper and turning waste into treasure. The first group collected (1/2) kilograms, the second group collected (5/8) kilograms, and the third group collected more than the first and second groups collected. The total number is less than (5/6) kilograms, how many kilograms of waste paper does the third group collect?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">(5/8) - (5/6)</gadget>
<output>-5/24 = around -0.208333</output>
<gadget id="calculator">(1/2) + (-5/24)</gadget>
<output>7/24 = around 0.291667</output>
<result>7/24 = around 0.291667</result>


在200克盐水中，含盐40克，盐占水的多少

In 200 grams of salt water, the salt content is 40 grams, how much salt accounts for the water

<gadget id="calculator">200 - 40</gadget>
<output>160</output>
<gadget id="calculator">40 / 160</gadget>
<output>1/4 = around 0.25</output>
<result>1/4 = around 0.25</result>


566除以一个数所得的商是12，并且除数与余数的差是6，余数是多少．

The quotient obtained by dividing 566 by a number is 12, and the difference between the divisor and the remainder is 6. What is the remainder?

<gadget id="calculator">12 * 6</gadget>
<output>72</output>
<gadget id="calculator">566 - 72</gadget>
<output>494</output>
<gadget id="calculator">12 + 1</gadget>
<output>13</output>
<gadget id="calculator">494 / 13</gadget>
<output>38</output>
<result>38</result>


某学校组织春游，如果租35个坐位的客车需4辆，如果租42个坐位的需3辆，到达景点后，要求分组活动，且分组的组数与每组人数恰好相等，那么共有多少人参加这次春游活动．

school organizes a spring outing. If you rent a bus with 35 seats, you need 4 buses, and if you rent a bus with 42 seats, you need 3 buses. After arriving at the scenic spot, you need to group activities, and the number of groups is exactly equal to the number of people in each group. How many people are there in total? Participate in this spring outing.

<gadget id="calculator">11 * 11</gadget>
<output>121</output>
<result>121</result>


将一个长10分米，宽8分米，高3分米的长方体截成一个体积最大的正方体，这个正方体的体积是多少立方分米？

Cut a cuboid with a length of 10 decimeters, a width of 8 decimeters and a height of 3 decimeters into a cube with the largest volume. What is the volume of this cube in cubic decimeters?

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


一个三角形的底是3厘米，高是x厘米，面积是多少．

What is the area of a triangle whose base is 3 cm and whose height is x cm?

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


学校合唱队有120人，比舞蹈队多(2/3)，舞蹈队有多少人？(用方程解)

The school chorus has 120 people, which is more than the dance team (2/3). How many people are there in the dance team? (solution by equation)

<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">120 / (5/3)</gadget>
<output>72</output>
<result>72</result>


姐弟两人储蓄315元，姐姐储蓄的钱数占两人储蓄总数的(4/7)，后来姐姐因有事，连续取款两次后，她的存款只占两人储蓄总数的(5/14)，求姐姐共取了多少元？

The brother and sister saved 315 yuan, and the amount saved by the elder sister accounted for (4/7) of the total savings of the two. Later, due to an accident, the older sister withdrew money twice in a row, and her savings only accounted for (5/14) of the total savings of the two. ), how much did you ask your sister to withdraw?

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>
<gadget id="calculator">1 - (4/7)</gadget>
<output>3/7 = around 0.428571</output>
<gadget id="calculator">5 / 14</gadget>
<output>5/14 = around 0.357143</output>
<gadget id="calculator">1 - (5/14)</gadget>
<output>9/14 = around 0.642857</output>
<gadget id="calculator">(3/7) / (9/14)</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">315 * (2/3)</gadget>
<output>210</output>
<gadget id="calculator">315 - 210</gadget>
<output>105</output>
<result>105</result>


1个底面是正方形的长方形铁箱，如果把它的侧面展开，正好得到六个边长是20厘米的正方形，这个铁箱的容积是多少升？

A rectangular iron box with a square bottom, if you unfold its sides, you get exactly six squares with side lengths of 20 cm. What is the volume of this iron box in liters?

<gadget id="calculator">6 / 4</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">20 / 1_000</gadget>
<output>1/50 = around 0.02</output>
<gadget id="calculator">20 * (3/2) * 20 * (3/2) * (1/50)</gadget>
<output>18</output>
<result>18</result>


王叔叔把5000元存入银行，定期两年，一年利率是2.75%，到期后王叔叔可领取本金和利息一共多少元？

Uncle Wang deposits 5,000 yuan in the bank for two years, and the annual interest rate is 2.75%. How much will Uncle Wang receive for the principal and interest after maturity?

<gadget id="calculator">2.75 / 100</gadget>
<output>0.0275</output>
<gadget id="calculator">5_000 * 0.0275 * 2</gadget>
<output>275</output>
<gadget id="calculator">275 + 5_000</gadget>
<output>5_275</output>
<result>5_275</result>


某工程队修路，第一天修了全部的(1/7)，因下雨休息了2天，第四天比第一天少修16千米，这时已修好94千米．这段要修的路共长多少千米？

An engineering team repaired all (1/7) of the road on the first day, and rested for 2 days due to rain. On the fourth day, they repaired 16 kilometers less than the first day. At this time, 94 kilometers have been repaired. How many kilometers is the total length of the road to be built?

<gadget id="calculator">94 + 16</gadget>
<output>110</output>
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>
<gadget id="calculator">(1/7) + (1/7)</gadget>
<output>2/7 = around 0.285714</output>
<gadget id="calculator">110 / (2/7)</gadget>
<output>385</output>
<result>385</result>


一个底面积是12dm**2，体积是12dm**3的圆锥体，它的高是多少dm？

A cone whose base area is 12dm**2 and volume is 12dm**3, what is its height in dm?

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


甲乙两地相距560千米，一辆汽车从甲地出发，行了5小时正好离乙地还有一半的路程．这辆车每小时行多少千米？

The distance between A and B is 560 kilometers. A car starts from A and travels for 5 hours, which is exactly half of the distance to B. How many kilometers does this car travel per hour?

<gadget id="calculator">560 / 2 / 5</gadget>
<output>56</output>
<result>56</result>


农场要收割275公顷小麦，前3天收割了165公顷，照这样计算，多少天收割完？(用比例解)

The farm needs to harvest 275 hectares of wheat, and 165 hectares were harvested in the first 3 days. According to this calculation, how many days will it be harvested? (Solve with ratio)

<gadget id="calculator">3 * 275</gadget>
<output>825</output>
<gadget id="calculator">825 / 165</gadget>
<output>5</output>
<result>5</result>


把一个体积是0.8立方分米的铁块，锻造成一个底面积100cm**2的长方体，这个长方体的高是多少

A block of iron with a volume of 0.8 cubic decimeters is forged into a cuboid with a base area of 100cm**2. What is the height of the cuboid?

<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">0.8 / 1</gadget>
<output>0.8</output>
<result>0.8</result>


学校食堂五月份用煤4.5吨，比四月份的用煤量节约(1/6)，这个食堂四月份用煤多少吨．

The school canteen used 4.5 tons of coal in May, which was 1/6 less than the coal consumption in April. How many tons of coal did the canteen use in April?

<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">4.5 / (5/6)</gadget>
<output>5.4</output>
<result>5.4</result>


一种油桶，底面是边长为4分米的正方形，高3.5分米，把这样一桶油注入容积是700毫升的瓶子里，可以装多少瓶？

kind of oil barrel, the bottom surface is a square with a side length of 4 decimeters and a height of 3.5 decimeters. If such a barrel of oil is poured into a bottle with a volume of 700 ml, how many bottles can it contain?

<gadget id="calculator">1_000 / 700</gadget>
<output>10/7 = around 1.428571</output>
<gadget id="calculator">4 * 4 * 3.5 * (10/7)</gadget>
<output>80</output>
<result>80</result>


打一份稿件，甲单独打，要6小时完成．如果按甲、乙、丙轮流每人打1小时的顺序去打，正好用整小时数完成；如果按乙、丙、甲轮流每人打1小时的顺序去打，就要比甲、乙、丙轮流的顺序去打多用0.5小时完成；如果按丙、甲、乙轮流每人打1小时的顺序去打，就要比按甲、乙、丙轮流的顺序去打多用0.25小时完成．现在由甲、乙、丙合打这份稿件，需要几小时完成？

To type a manuscript, A alone typed, and it took 6 hours to complete. If you play in the order that A, B, and C take turns playing for 1 hour each, it will be completed in full hours; It will take 0.5 hours more to complete the playing in the order of C taking turns; if playing in the order of C, A, and B each playing for 1 hour in turn, it will take 0.25 hours more to complete than playing in the order of A, B, and C in turn. Now A, B, and C will type this manuscript together. How many hours will it take to complete?

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 + (2/3) + (1/2)</gadget>
<output>13/6 = around 2.166667</output>
<gadget id="calculator">6 / (13/6)</gadget>
<output>36/13 = around 2.769231</output>
<result>36/13 = around 2.769231</result>


打一份书稿，小陈和小刘合作打，需12小时完成，如果由小陈先打4小时后，再由小刘打5小时，这样可以完成全部书稿的(11/30)，问：由小刘单独打这份书稿，需要多少小时完成？

It takes 12 hours for Xiao Chen and Xiao Liu to type a manuscript. If Xiao Chen typed for 4 hours first, then Xiao Liu typed for 5 hours, so that the entire manuscript can be completed (11/30). Question: How many hours will it take for Xiao Liu to type this manuscript alone?

<gadget id="calculator">11 / 30</gadget>
<output>11/30 = around 0.366667</output>
<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">4 * (1/12)</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">(11/30) - (1/3)</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">5 - 4</gadget>
<output>1</output>
<gadget id="calculator">(1/30) / 1</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">1 / (1/30)</gadget>
<output>30</output>
<result>30</result>


学校操场宽30米，长比宽的2倍还多10米．它的面积是多少？

The school playground is 30 meters wide, and the length is 10 meters more than twice the width. What is its area?

<gadget id="calculator">30 * 2</gadget>
<output>60</output>
<gadget id="calculator">60 + 10</gadget>
<output>70</output>
<gadget id="calculator">70 * 30</gadget>
<output>2_100</output>
<result>2_100</result>


一个平行四边形的两边分别长10厘米和6厘米，其中一条边上的高是8厘米，这个平行四边形的面积是多少平方厘米．

The length of two sides of a parallelogram is 10 cm and 6 cm respectively, and the height of one side is 8 cm. What is the area of the parallelogram in square centimeters?

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


大家知道，2010年我们广州市将要举办"亚运会"，现在我们来玩一个与2010有关的游戏：将1～2010这2010个整数写成一行(两个整数间用逗号分开)，使得由第二个数开始的每个数都是它前面所排列的所有数之和的约数，按要求写出之后，由排在第2010个位置上的数的大小决定胜负，且规定此数较大者为胜者．你很聪明，最后你是胜者，因为你排在第2010个位置上的数是多少．

As you all know, in 2010, Guangzhou will hold the "Asian Games". Now let's play a game related to 2010: write the 2010 integers from 1 to 2010 in one line (separate the two integers with commas), so that the second Each number at the beginning of the number is a divisor of the sum of all the numbers arranged in front of it. After writing out as required, the winner is determined by the number at the 2010th position, and this number is stipulated to be larger Whoever is the winner. You are very smart, and you are the winner in the end, because what is your number in the 2010th position.


人体血液重量约占人体重量的8%，小明的体重是40千克，求他体内的血液重多少千克．

The weight of human blood accounts for about 8% of the body weight. Xiao Ming's weight is 40 kg. Find out how much the blood in his body weighs in kilograms.

<gadget id="calculator">8 / 100</gadget>
<output>2/25 = around 0.08</output>
<gadget id="calculator">40 * (2/25)</gadget>
<output>16/5 = around 3.2</output>
<result>16/5 = around 3.2</result>


学校要举行运动会，五1班的同学准备每人做一面底是10厘米，高是18厘米的直角三角形状的小红旗为班级加油、鼓劲．班委迪迪买了一大张长方形的红纸，长100厘米，宽72厘米，那么他们能做多少面这样的小旗呢？

The school is going to hold a sports meeting. The students in class 51 are going to make a small red flag in the shape of a right triangle with a base of 10 cm and a height of 18 cm to cheer and encourage the class. Class Committee Didi bought a large rectangular piece of red paper, 100 cm long and 72 cm wide. How many small flags like this can they make?

<gadget id="calculator">18 / 2</gadget>
<output>9</output>
<gadget id="calculator">10 * 9</gadget>
<output>90</output>
<gadget id="calculator">72 / 90</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">100 * (4/5)</gadget>
<output>80</output>
<result>80</result>


一个房间长5米，宽4米，高3米，门窗面积为5平方米，如果这个房间要粉刷，粉刷的面积是多少平方米？

A room is 5 meters long, 4 meters wide, 3 meters high, and the area of doors and windows is 5 square meters. If this room needs to be painted, how many square meters is the painted area?

<gadget id="calculator">5 * 3 * 2</gadget>
<output>30</output>
<gadget id="calculator">4 * 3 * 2</gadget>
<output>24</output>
<gadget id="calculator">5 * 4</gadget>
<output>20</output>
<gadget id="calculator">20 - 5</gadget>
<output>15</output>
<gadget id="calculator">30 + 24 + 15</gadget>
<output>69</output>
<result>69</result>


米店运回42.5吨大米，卖了37.8吨，又运回24.9吨．米店现在有大米多少吨？

The rice shop shipped back 42.5 tons of rice, sold 37.8 tons, and shipped back 24.9 tons. How many tons of rice does the rice shop have now?

<gadget id="calculator">42.5 - 37.8</gadget>
<output>4.7</output>
<gadget id="calculator">4.7 + 24.9</gadget>
<output>29.6</output>
<result>29.6</result>


用数字0，1，2，3，4，5，…9一共可以组成多少个没有重复数字且能被5整除的四位数．

How many four-digit numbers can be formed with the numbers 0, 1, 2, 3, 4, 5, ... 9 without repeating numbers and divisible by 5?

<gadget id="calculator">8 * 8 * 7 * 1</gadget>
<output>448</output>
<gadget id="calculator">9 * 8 * 7 * 1</gadget>
<output>504</output>
<gadget id="calculator">448 + 504</gadget>
<output>952</output>
<result>952</result>


进行跳远比赛．小小跳了3.15米，图图比小小多跳了0.24米，丁丁比图图少跳了0.15米，丁丁跳了多少米？

Have a long jump competition. Xiaoxiao jumped 3.15 meters, Tutu jumped 0.24 meters more than Xiaoxiao, Ding Ding jumped 0.15 meters less than Tutu, how many meters did Ding Ding jump?

<gadget id="calculator">0.24 - 0.15</gadget>
<output>0.09</output>
<gadget id="calculator">3.15 + 0.09</gadget>
<output>3.24</output>
<result>3.24</result>


<gadget id="calculator">124 / 4</gadget>
<output>31</output>
<gadget id="calculator">31 - 7</gadget>
<output>24</output>
<gadget id="calculator">6 / 4</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">24 / (3/2)</gadget>
<output>16</output>
<result>16</result>


4.25与0.9的差乘以0.8，结果是多少？

What is the difference between 4.25 and 0.9 multiplied by 0.8?

<gadget id="calculator">4.25 - 0.9</gadget>
<output>3.35</output>
<gadget id="calculator">3.35 * 0.8</gadget>
<output>2.68</output>
<result>2.68</result>


我市的出租车收费标准是：起步价5元(即行驶距离不超过3千米都需付5元)，超过3米以后，每增加1千米加收1.2元(不足1千米按1千米计算)．某人乘这种出租车下车时交付了17元车费，那么他搭乘出租车最多走了多少千米(不计等候时间)？

The taxi fare standard in our city is: the starting price is 5 yuan (that is, 5 yuan is required if the driving distance does not exceed 3 kilometers), and after more than 3 meters, an additional 1.2 yuan is charged for each additional kilometer (less than 1 kilometer is charged 1. Kilometer calculation). When a person pays 17 yuan when he gets off in this kind of taxi, how many kilometers can he travel by taxi at most (excluding the waiting time)?

<gadget id="calculator">17 - 5</gadget>
<output>12</output>
<gadget id="calculator">12 / 1.2</gadget>
<output>10</output>
<gadget id="calculator">3 + 10</gadget>
<output>13</output>
<result>13</result>


贝贝在计算"a.5+6．b"时，错算成了"a.3+9．b"，结果得16，正确的和应是多少．

When Beibei calculated "a.5+6.b", he miscalculated as "a.3+9.b", and the result was 16. What is the correct sum?

<gadget id="calculator">6.5 + 6.7</gadget>
<output>13.2</output>
<result>13.2</result>


算式2010-998的简便算法是多少

What is the simple algorithm for the formula 2010-998

<gadget id="calculator">2_010 - 998</gadget>
<output>1_012</output>
<result>1_012</result>


把一个棱长8厘米的正方体橡皮泥，捏成一个根长10米，宽4厘米的长方体，长方体的高是多少厘米？

Knead a square plasticine with a side length of 8 cm into a cuboid with a root length of 10 meters and a width of 4 cm. What is the height of the cuboid in cm?

<gadget id="calculator">10 * 100 * 4</gadget>
<output>4_000</output>
<gadget id="calculator">8 / 4_000</gadget>
<output>1/500 = around 0.002</output>
<gadget id="calculator">8 * 8 * (1/500)</gadget>
<output>16/125 = around 0.128</output>
<result>16/125 = around 0.128</result>


张红带10元钱去买文具，每支铅笔1.2元，每张彩纸0.2元，张红买了5支铅笔，剩下的钱买彩纸，还可以买几张彩纸？

Zhang Hong took 10 yuan to buy stationery, 1.2 yuan per pencil, 0.2 yuan per piece of colored paper, Zhang Hong bought 5 pencils, and the rest of the money to buy colored paper, how many more colored papers can I buy?

<gadget id="calculator">1.2 * 5</gadget>
<output>6</output>
<gadget id="calculator">10 - 6</gadget>
<output>4</output>
<gadget id="calculator">4 / 0.2</gadget>
<output>20</output>
<result>20</result>


一个圆柱体的体积是63立方分米，与它等底等高的圆锥体体积是多少立方分米．

If the volume of a cylinder is 63 cubic decimeters, what is the volume of a cone with the same base and height?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">63 * (1/3)</gadget>
<output>21</output>
<result>21</result>


4人站成一排照相，一共有多少种不同的排列方法．

4 people stand in a row to take pictures, how many different ways are there in total?

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


小圆的半径是大圆的半径的一半，大圆的面积是28平方米，小圆的面积是多少平方米．

The radius of the small circle is half the radius of the large circle. The area of the large circle is 28 square meters. What is the area of the small circle in square meters?

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">28 * (1/4)</gadget>
<output>7</output>
<result>7</result>


有一个正整数分别加上15和减去4后，都是完全平方数，试求此数．

There is a positive integer which is a perfect square after adding 15 and subtracting 4 respectively, try to find this number.


1与一个数的倒数之差是(3/5)，这个数是多少．

The difference between 1 and the reciprocal of a number is (3/5), what is the number.

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">1 / (2/5)</gadget>
<output>5/2 = around 2.5</output>
<result>5/2 = around 2.5</result>


把33，51，65，77，85，91六个数分为两组，每组三个数，使两组的积相等，则这两组数之差为多少．

Divide the six numbers 33, 51, 65, 77, 85, and 91 into two groups, each group has three numbers, so that the products of the two groups are equal, what is the difference between the two groups of numbers?

<gadget id="calculator">33 + 91 + 85</gadget>
<output>209</output>
<gadget id="calculator">51 + 65 + 77</gadget>
<output>193</output>
<gadget id="calculator">209 - 193</gadget>
<output>16</output>
<result>16</result>


在一幅比例尺为1：2000000的地图上，量得甲、乙两地之间的距离是3厘米．若画在比例尺为1：3000000的地图上，应该画多少厘米．

On a map with a scale of 1:2000000, the distance between A and B is 3 cm. How many centimeters should be drawn on a map with a scale of 1:3000000?

<gadget id="calculator">1 / 2_000_000</gadget>
<output>1/2_000_000 = around 0</output>
<gadget id="calculator">3 / (1/2_000_000)</gadget>
<output>6_000_000</output>
<gadget id="calculator">1 / 3_000_000</gadget>
<output>1/3_000_000 = around 0</output>
<gadget id="calculator">6_000_000 * (1/3_000_000)</gadget>
<output>2</output>
<result>2</result>


有含盐15%的盐水20千克，要使盐水的浓度为20%，需加盐多少千克？

There are 20 kilograms of salt water with 15% salt content, how many kilograms of salt should be added to make the concentration of the salt water 20%?

<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">1 - (3/20)</gadget>
<output>17/20 = around 0.85</output>
<gadget id="calculator">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">(17/20) / (4/5)</gadget>
<output>17/16 = around 1.0625</output>
<gadget id="calculator">20 * (17/16)</gadget>
<output>85/4 = around 21.25</output>
<gadget id="calculator">(85/4) - 20</gadget>
<output>5/4 = around 1.25</output>
<result>5/4 = around 1.25</result>


修一条公路，甲队独修15天完工，乙队独修12天完工．两队合修几天能完工？

To build a road, Team A will complete the project in 15 days and Team B will complete it in 12 days. How many days will it take for the two teams to work together?

<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>
<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">(1/15) + (1/12)</gadget>
<output>3/20 = around 0.15</output>
<gadget id="calculator">1 / (3/20)</gadget>
<output>20/3 = around 6.666667</output>
<result>20/3 = around 6.666667</result>