<gadget id="calculator">9 - 3</gadget>
<output>6</output>
<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">3 * 4</gadget>
<output>12</output>
<gadget id="calculator">18 - 12</gadget>
<output>6</output>
<result>6</result>


一个圆柱形水杯内直径是6cm，高是直径的2.5倍，这个水杯可以装多少毫升水？(1立方厘米装1毫升水)

The inner diameter of a cylindrical water cup is 6 cm, and the height is 2.5 times the diameter. How many milliliters of water can this water cup hold? (1 ml of water in 1 cubic centimeter)

<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">6 * 2.5</gadget>
<output>15</output>
<gadget id="calculator">3.14 * 9 * 15</gadget>
<output>423.9</output>
<result>423.9</result>


小华沿着长100米、宽20米的长方形操场跑了2圈，小华一共跑了多少米．

Xiaohua ran 2 laps along the rectangular playground with a length of 100 meters and a width of 20 meters. How many meters did Xiaohua run in total?

<gadget id="calculator">100 + 20</gadget>
<output>120</output>
<gadget id="calculator">120 * 2 * 2</gadget>
<output>480</output>
<result>480</result>


<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>
<result>1/100 = around 0.01</result>


According to 38*26=988, then 3.8*2.6=how much

<gadget id="calculator">3.8 * 2.6</gadget>
<output>9.88</output>
<result>9.88</result>


一条路长135米，要在路两边载上树，每两棵树之间相距9米(两端都要载)，一共要载多少棵树？

A road is 135 meters long. It is necessary to carry trees on both sides of the road. The distance between every two trees is 9 meters (both ends must be carried). How many trees should be carried in total?

<gadget id="calculator">135 / 9</gadget>
<output>15</output>
<gadget id="calculator">15 + 1</gadget>
<output>16</output>
<gadget id="calculator">16 * 2</gadget>
<output>32</output>
<result>32</result>


四月份计划生产零件2000个，实际上半月完成了计划的60%，下半月完成计划的(5/8)，超额完成多少个？

In April, 2,000 parts were planned to be produced. In fact, 60% of the plan was completed in the first half of the month, and (5/8) of the plan was completed in the second half of the month. How many parts were overfulfilled?

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">2_000 * (3/5)</gadget>
<output>1_200</output>
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">2_000 * (5/8)</gadget>
<output>1_250</output>
<gadget id="calculator">1_250 - 2_000</gadget>
<output>-750</output>
<gadget id="calculator">1_200 + (-750)</gadget>
<output>450</output>
<result>450</result>


一个高为8分米的圆柱形木桶里，装了半桶水，把水倒出12升后，剩下的水恰好占水桶容积(1/5)．这个水桶的底面积是多少平方分米？

A cylindrical wooden bucket with a height of 8 decimeters is filled with half a bucket of water. After pouring out 12 liters of water, the remaining water just occupies the volume of the bucket (1/5). What is the area of the bottom of this bucket in square decimeters?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/2) - (1/5)</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">12 / (3/10)</gadget>
<output>40</output>
<gadget id="calculator">40 / 8</gadget>
<output>5</output>
<result>5</result>


<gadget id="calculator">2_006 - 2_007 - 2_008</gadget>
<output>-2_009</output>
<gadget id="calculator">(-2_009) + 2_009</gadget>
<output>0</output>
<gadget id="calculator">1 + 0 + 2_010</gadget>
<output>2_011</output>
<result>2_011</result>


甲船从A港出发，每小时行16千米，3小时后，乙船也从A港出发，行了12小时追上甲船，乙船每小时行多少千米．

Ship A departs from port A and travels 16 kilometers per hour. After 3 hours, ship B also departs from port A and catches up with ship A after 12 hours. How many kilometers does ship B travel per hour?

<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">16 * (1/4)</gadget>
<output>4</output>
<gadget id="calculator">16 + 4</gadget>
<output>20</output>
<result>20</result>


甲乙丙三人进行100米赛跑，当甲到终点，乙离终点20米，丙离终点30米，照这样速度，当乙到终点时，丙还有多少米？

A, B, and C are running a 100-meter race. When A reaches the finish line, B is 20 meters away from the finish line, and C is 30 meters away from the finish line. At this speed, when B reaches the finish line, how many meters will C have left?

<gadget id="calculator">100 - 20</gadget>
<output>80</output>
<gadget id="calculator">100 - 30</gadget>
<output>70</output>
<gadget id="calculator">80 / 70</gadget>
<output>8/7 = around 1.142857</output>
<gadget id="calculator">(8/7) * 100</gadget>
<output>800/7 = around 114.285714</output>
<gadget id="calculator">(800/7) - 100</gadget>
<output>100/7 = around 14.285714</output>
<gadget id="calculator">(100/7) / (8/7)</gadget>
<output>25/2 = around 12.5</output>
<result>25/2 = around 12.5</result>


给参加学校科技竞赛获奖的同学顺次编号为：1，2，3，4，…，如果所有编号的和不超过1050，那么，参加学校科技竞赛获奖的同学最多有多少人．

The students who participated in the school science and technology competition are numbered sequentially: 1, 2, 3, 4, ..., if the sum of all the numbers does not exceed 1050, then how many students are there at most who participated in the school's science and technology competition.


一个长方体，长10分米，宽8分米，高12分米．把它削成一个最大的圆柱，这个圆柱的体积为多少立方分米？

A cuboid is 10 decimeters long, 8 decimeters wide, and 12 decimeters high. Cut it into the largest cylinder, what is the volume of this cylinder?

<gadget id="calculator">10 / 2</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">3.14 * 25 * 8</gadget>
<output>628</output>
<result>628</result>


一个等腰三角形相邻两边之比是1：2，周长是20厘米，这个等腰三角形的底边是多少厘米．

The ratio of the adjacent sides of an isosceles triangle is 1:2, and the perimeter is 20 cm. What is the base of the isosceles triangle?

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


一个喷水池半径8m，周围有一条1m宽的水泥路．这条水泥路的面积是多少？

A fountain with a radius of 8m is surrounded by a cement road with a width of 1m. What is the area of this concrete road?

<gadget id="calculator">8 + 1</gadget>
<output>9</output>
<gadget id="calculator">9 ** 2</gadget>
<output>81</output>
<gadget id="calculator">3.14 * 81</gadget>
<output>254.34</output>
<gadget id="calculator">8 ** 2</gadget>
<output>64</output>
<gadget id="calculator">3.14 * 64</gadget>
<output>200.96</output>
<gadget id="calculator">254.34 - 200.96</gadget>
<output>53.38</output>
<result>53.38</result>


商店进了一批钢笔，如果用零售价7元卖出20支与用零售价8元卖出15支所赚的钱数相同．那么每支钢笔的进货价是多少元？

store has bought a batch of pens. If you sell 20 pens at a retail price of 7 yuan and sell 15 pens at a retail price of 8 yuan, you will earn the same amount of money. So how much is the purchase price of each pen?

<gadget id="calculator">7 * 20</gadget>
<output>140</output>
<gadget id="calculator">8 * 15</gadget>
<output>120</output>
<gadget id="calculator">140 - 120</gadget>
<output>20</output>
<gadget id="calculator">20 - 15</gadget>
<output>5</output>
<gadget id="calculator">20 / 5</gadget>
<output>4</output>
<result>4</result>


一个乘数的末尾有两个0，另一个乘数的末尾有一个0，积的末尾至少有多少个0．

There are two zeros at the end of one multiplier, one zero at the end of the other multiplier, and at least how many zeros are there at the end of the product.


一个圆柱和一个圆锥的体积相等，底面积相等．圆锥的高是6分米，圆柱的高是多少分米．

A cylinder and a cone have the same volume and the same base area. The height of the cone is 6 decimeters, what is the height of the cylinder?

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


一个底面是正方形的长方体纸盒，底面边长是8cm，将它的侧面沿高展开，得到一个正方形．制作这个纸盒至少用了多少平方厘米纸板？

A cuboid carton with a square base and a side length of 8 cm, expand its sides along the height to obtain a square. What is the minimum square centimeter of cardboard used to make this carton?

<gadget id="calculator">8 * 8 * 2</gadget>
<output>128</output>
<gadget id="calculator">8 * 4</gadget>
<output>32</output>
<gadget id="calculator">32 * 32</gadget>
<output>1_024</output>
<gadget id="calculator">128 + 1_024</gadget>
<output>1_152</output>
<result>1_152</result>


东辰国际学校小学部五年级学生排队做操．按5人一组，7人一组，12人一组排队，都恰好分完，这个年级至少有多少学生？

The fifth grade students of the primary school of Dongchen International School lined up to do exercises. Line up in groups of 5, 7, and 12, and all of them are just finished. How many students are there at least in this grade?

<gadget id="calculator">5 * 7 * 12</gadget>
<output>420</output>
<result>420</result>


某数的小数点向右移动一位，比原数大27，原数是多少．

The decimal point of a certain number is moved one place to the right, which is 27 greater than the original number. What is the original number?

<gadget id="calculator">10 - 1</gadget>
<output>9</output>
<gadget id="calculator">27 / 9</gadget>
<output>3</output>
<result>3</result>


光明小学举行义卖活动，其中一个小组卖钢笔，以9.5元的单价出售，卖出60%时，还差84元卖到成本价．全部卖光时，赚了372元，成本价一支钢笔多少元？

Guangming Primary School held a charity sale. One of the groups sold pens at a unit price of 9.5 yuan. When 60% of the pens were sold, there was still 84 yuan short of the cost price. When they were all sold out, they made a profit of 372 yuan. How much is the cost price of a pen?

<gadget id="calculator">372 + 84</gadget>
<output>456</output>
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">456 / 9.5 / (2/5)</gadget>
<output>120</output>
<gadget id="calculator">372 / 120</gadget>
<output>31/10 = around 3.1</output>
<gadget id="calculator">9.5 - (31/10)</gadget>
<output>6.4</output>
<result>6.4</result>


某种商品的进价为800元，出售时标价为1200元．后来由于该商品积压，商店准备打折出售，但要保持利润率不低于5%，则最多可以打多少折．

The purchase price of a commodity is 800 yuan, and the selling price is 1200 yuan. Later, due to the backlog of the product, the store is going to sell it at a discount, but to keep the profit margin not less than 5%, the maximum discount can be discounted.


翻新一座厂房，实际投资52万元，占原计划投资的(4/5)，原计划投资多少万元？

To renovate a factory building, the actual investment is 520,000 yuan, accounting for (4/5) of the original planned investment. How much was the original planned investment?

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">52 / (4/5)</gadget>
<output>65</output>
<result>65</result>


一条水渠全长912米．已经修了3天，还剩456米没修，平均每天修多少米？

A canal is 912 meters long. It has been repaired for 3 days, and there are 456 meters left to be repaired. How many meters are repaired per day on average?

<gadget id="calculator">912 - 456</gadget>
<output>456</output>
<gadget id="calculator">456 / 3</gadget>
<output>152</output>
<result>152</result>


<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">(1/6) - (1/3)</gadget>
<output>-1/6 = around -0.166667</output>
<gadget id="calculator">(5/6) + (-1/6)</gadget>
<output>2/3 = around 0.666667</output>
<result>2/3 = around 0.666667</result>


一等腰三角形的周长是120cm，相邻两边的长度之比是2：1，这个等腰三角形的底边长是多少cm

The perimeter of an isosceles triangle is 120 cm, and the ratio of the lengths of two adjacent sides is 2:1, what is the length of the base of this isosceles triangle in cm

<gadget id="calculator">2 + 2 + 1</gadget>
<output>5</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">120 * (1/5)</gadget>
<output>24</output>
<result>24</result>


光明小学合唱队男生与女生人数的比是4：5，女生有35人，男生有多少人．

The ratio of boys to girls in the chorus team of Guangming Primary School is 4:5, there are 35 girls, how many boys are there?

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">35 * (4/5)</gadget>
<output>28</output>
<result>28</result>


在一道有余数的除法中，已知被除数是41，余数是2，若除数是3，商是多少．

In a division with a remainder, the dividend is known to be 41 and the remainder is 2. If the divisor is 3, what is the quotient.

<gadget id="calculator">41 - 2</gadget>
<output>39</output>
<gadget id="calculator">39 / 3</gadget>
<output>13</output>
<result>13</result>


用分数表示除法的商：7/8=多少．

Express the quotient of division in fractions: 7/8=how much.

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>
<result>7/8 = around 0.875</result>


18和24最小公倍数与最大公因数的差是多少

What is the difference between the least common multiple of 18 and 24 and the greatest common factor

<gadget id="calculator">2 * 2 * 2 * 3 * 3</gadget>
<output>72</output>
<gadget id="calculator">2 * 3</gadget>
<output>6</output>
<gadget id="calculator">72 - 6</gadget>
<output>66</output>
<result>66</result>


<gadget id="calculator">90_000 / 125 / 2 / 8 / 5</gadget>
<output>9</output>
<result>9</result>


一个正方形的周长是4米，边长是多少分米

The perimeter of a square is 4 meters, what is the side length in decimeters

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


一个圆柱底面半径是2分米，体积是125.6立方分米，它的高是多少分米．

A cylinder with a base radius of 2 decimeters and a volume of 125.6 cubic decimeters, what is its height in decimeters?

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>
<gadget id="calculator">125.6 / 12.56</gadget>
<output>10</output>
<result>10</result>


n*7的积的末四位数是2005，那么n的最小值是多少．

The last four digits of the product of n*7 is 2005, so what is the minimum value of n.


0.35除(6/5)的商，减去1.7加(1/3)的和，差是多少？列式正确的是多少

What is the difference between the quotient of 0.35 divided by (6/5) and the sum of 1.7 plus (1/3)? What is the correct column

<gadget id="calculator">6 / 5</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">(6/5) / 0.35</gadget>
<output>3.428571</output>
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1.7 + (1/3)</gadget>
<output>2.033333</output>
<gadget id="calculator">3.428571 - 2.033333</gadget>
<output>1.395238</output>
<result>1.395238</result>


有一个长方体玻璃容器，从里面量长(16/13)分米，宽(39/28)分米，高3分米，如果向这个容器里注水，使容器中的水所形成的长方体第二次出现一组对面是正方形时，水的体积是多少立方分米．

There is a rectangular parallelepiped glass container, measured from the inside (16/13) decimeters long, (39/28) decimeters wide, and 3 decimeters high, if water is poured into this container, the water in the container will form a rectangular parallelepiped second What is the volume of water in cubic decimeters when a group of opposite sides is a square.

<gadget id="calculator">16 / 13</gadget>
<output>16/13 = around 1.230769</output>
<gadget id="calculator">39 / 28</gadget>
<output>39/28 = around 1.392857</output>
<gadget id="calculator">(16/13) * (39/28) * (39/28)</gadget>
<output>117/49 = around 2.387755</output>
<result>117/49 = around 2.387755</result>


一个圆的周长是21.98分米，这个圆的半径是多少．

The circumference of a circle is 21.98 decimeters, what is the radius of the circle.

<gadget id="calculator">21.98 / 3.14 / 2</gadget>
<output>3.5</output>
<result>3.5</result>


电视机厂6月份生产电视机3500台，比5月份增产25%，增产多少台？

The TV factory produced 3,500 TV sets in June, 25% more than in May. How many sets did the production increase?

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">3_500 / (5/4)</gadget>
<output>2_800</output>
<gadget id="calculator">2_800 * (1/4)</gadget>
<output>700</output>
<result>700</result>


学校举行运动会，三年级有35人参加比赛，四年级参赛的人数是三年级的3倍，三、四年级参加比赛的共有多少人？

The school held a sports meeting. There were 35 students in the third grade participating in the competition, and the number of participants in the fourth grade was three times that of the third grade. How many people in the third and fourth grades participated in the competition?

<gadget id="calculator">35 * 3</gadget>
<output>105</output>
<gadget id="calculator">105 + 35</gadget>
<output>140</output>
<result>140</result>


一辆汽车从甲地去乙地，每小时行65千米，行了6小时刚好超过中点80千米，甲乙两地相距多少千米？

A car travels 65 kilometers per hour from place A to place B. After driving for 6 hours, it just exceeds the midpoint of 80 kilometers. How many kilometers is the distance between places A and B?

<gadget id="calculator">65 * 6</gadget>
<output>390</output>
<gadget id="calculator">390 - 80</gadget>
<output>310</output>
<gadget id="calculator">310 * 2</gadget>
<output>620</output>
<result>620</result>


实验小学432名学生表演团体操，每4人托起一个花环，一共需要多少个花环？

There are 432 students in Experimental Primary School performing group gymnastics, and every 4 people hold up a wreath. How many wreaths are needed in total?

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


一只长方体木箱，长20dm，宽7.5dm，高3dm，做这只木箱至少要用多少平方分米的木板？

A cuboid wooden box has a length of 20dm, a width of 7.5dm, and a height of 3dm. How many square decimeters of wood should be used to make this wooden box?

<gadget id="calculator">20 * 7.5</gadget>
<output>150</output>
<gadget id="calculator">20 * 3</gadget>
<output>60</output>
<gadget id="calculator">7.5 * 3</gadget>
<output>22.5</output>
<gadget id="calculator">150 + 60 + 22.5</gadget>
<output>232.5</output>
<gadget id="calculator">232.5 * 2</gadget>
<output>465</output>
<result>465</result>


小婷家将6万元存入银行，定期三年，如果年利率是5.40%，到期后，小婷家应得税后利息多少元？

Xiaoting's family deposits 60,000 yuan in the bank for three years. If the annual interest rate is 5.40%, how much after-tax interest will Xiaoting's family be entitled to after the maturity date?

<gadget id="calculator">6 * 10_000</gadget>
<output>60_000</output>
<gadget id="calculator">5.4 / 100</gadget>
<output>0.054</output>
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>
<gadget id="calculator">60_000 * 0.054 * 3 * (19/20)</gadget>
<output>9_234</output>
<result>9_234</result>


星光服装厂运进一批布，如果加工成人服装，每套用布3.5米，可以加工270套，如果加工儿童服装每套可节省用布2米，可以加工儿童服装多少套？(用两种方法解答)

Xingguang Garment Factory shipped in a batch of cloth. If it is processing adult clothing, each set uses 3.5 meters of cloth, it can process 270 sets. If it processes children's clothing, each set can save 2 meters of cloth. How many sets of children's clothing can be processed? (answer in two ways)

<gadget id="calculator">270 * 3.5</gadget>
<output>945</output>
<gadget id="calculator">3.5 - 2</gadget>
<output>1.5</output>
<gadget id="calculator">945 / 1.5</gadget>
<output>630</output>
<result>630</result>


How much more is (3/25) than (2/3) tons of 10 tons?

<gadget id="calculator">3 / 25</gadget>
<output>3/25 = around 0.12</output>
<gadget id="calculator">10 * (3/25)</gadget>
<output>6/5 = around 1.2</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(6/5) - (2/3)</gadget>
<output>8/15 = around 0.533333</output>
<result>8/15 = around 0.533333</result>


2.5与7.5的和除87.5，商是多少？列式正确的是多少

What is the quotient of the sum of 2.5 and 7.5 divided by 87.5? What is the correct column

<gadget id="calculator">2.5 + 7.5</gadget>
<output>10</output>
<gadget id="calculator">87.5 / 10</gadget>
<output>8.75</output>
<result>8.75</result>


在一个半径为2米的圆形花坛外围修一条宽1米的环形小路，这条小路的面积是多少？

circular path with a width of 1 meter is built around a circular flower bed with a radius of 2 meters. What is the area of this path?

<gadget id="calculator">2 + 1</gadget>
<output>3</output>
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">3.14 * 9</gadget>
<output>28.26</output>
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>
<gadget id="calculator">28.26 - 12.56</gadget>
<output>15.7</output>
<result>15.7</result>


一个平行四边形的两条边分别长10厘米和7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 7 cm respectively, and the height of one side is 8 cm. What is the area of this parallelogram in square centimeters?

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


某工程队修一条长1200米的公路，修完的和没修的比是3：2，这条公路没修的有多少米？

An engineering team builds a road with a length of 1,200 meters. The ratio of completed and unrepaired roads is 3:2. How many meters of this road are unrepaired?

<gadget id="calculator">3 + 2</gadget>
<output>5</output>
<gadget id="calculator">1_200 / 5</gadget>
<output>240</output>
<gadget id="calculator">240 * 2</gadget>
<output>480</output>
<result>480</result>


It is known that 4x=7.2, so how much is 3x-3.6=.

<gadget id="calculator">7.2 / 4</gadget>
<output>1.8</output>
<result>1.8</result>


三一班开展同读一本书活动．小丽每天读18页，6天读完．小强9天读完，小强平均每天读多少页？

Class 31 carried out the activity of reading a book together. Xiaoli reads 18 pages every day and finishes reading in 6 days. Xiaoqiang finished reading in 9 days, how many pages does Xiaoqiang read on average every day?

<gadget id="calculator">6 / 9</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">18 * (2/3)</gadget>
<output>12</output>
<result>12</result>


一堆圆锥形炉灰渣，底面直径6米，高1.5米，将这些炉灰渣铺在宽5米的路面上，要求5厘米厚，能铺多少米？

A pile of conical furnace ash has a bottom diameter of 6 meters and a height of 1.5 meters. Spread the furnace ash on a road with a width of 5 meters. The required thickness is 5 centimeters. How many meters can be paved?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>
<gadget id="calculator">(1/3) * 3.14 * 9 * 1.5</gadget>
<output>14.13</output>
<gadget id="calculator">5 * 0.05</gadget>
<output>0.25</output>
<gadget id="calculator">14.13 / 0.25</gadget>
<output>56.52</output>
<result>56.52</result>


暑假小明一家三口乘火车去旅游，车票每人315元，回来还乘火车，这次旅游买火车票花了多少元？

The three members of Xiaoming’s family took the train to travel during the summer vacation. The ticket was 315 yuan per person. They also took the train when they came back. How much did they spend on the train ticket for this trip?

<gadget id="calculator">315 * 3 * 2</gadget>
<output>1_890</output>
<result>1_890</result>


一块正方形玻璃的周长是240厘米，它的边长是多少厘米？

The perimeter of a square glass is 240 cm, what is its side length in cm?

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


甲车从A地到B地要行驶6小时，乙车从B地到A地要行驶8小时，甲乙两车同时从AB两地相对开出，几小时可以相遇？

It takes 6 hours for car A to travel from point A to point B, and it takes 8 hours for car B to travel from point B to point A. Car A and B drive from both places A and B at the same time. How long can they meet each other?

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>
<gadget id="calculator">(1/6) + (1/8)</gadget>
<output>7/24 = around 0.291667</output>
<gadget id="calculator">1 / (7/24)</gadget>
<output>24/7 = around 3.428571</output>
<result>24/7 = around 3.428571</result>


What is the product of 0.98*7.46 in decimals?


橡胶厂一月份烧煤4.76吨，二月份比一月份节约了1.3吨，三月份比二月份多烧0.24吨．三月份烧煤多少吨？

The rubber factory burned 4.76 tons of coal in January, saved 1.3 tons in February compared with January, and burned 0.24 tons more in March than February. How many tons of coal was burned in March?

<gadget id="calculator">4.76 - 1.3</gadget>
<output>3.46</output>
<gadget id="calculator">3.46 + 0.24</gadget>
<output>3.7</output>
<result>3.7</result>


一块平行四边形麦地的底是300米，高是450米，共收小麦189000千克．每公顷地收小麦多少千克？

A parallelogram wheat field has a base of 300 meters and a height of 450 meters, and a total of 189,000 kg of wheat is harvested. How many kilograms of wheat are harvested per hectare?

<gadget id="calculator">450 / 10_000</gadget>
<output>9/200 = around 0.045</output>
<gadget id="calculator">300 * (9/200)</gadget>
<output>27/2 = around 13.5</output>
<gadget id="calculator">189_000 / (27/2)</gadget>
<output>14_000</output>
<result>14_000</result>


友谊服装厂计划制作930件大衣，已经做了7天，平均每天做50件，剩下的要在10天内完成，平均每天比计划多做多少件？

Friendship Garment Factory plans to make 930 coats. It has been done for 7 days, with an average of 50 coats per day, and the rest will be completed within 10 days. How many more coats are produced per day than planned?

<gadget id="calculator">50 * 7</gadget>
<output>350</output>
<gadget id="calculator">930 - 350</gadget>
<output>580</output>
<gadget id="calculator">580 / 10</gadget>
<output>58</output>
<gadget id="calculator">58 - 50</gadget>
<output>8</output>
<result>8</result>


在适当的位置上加上小括号，使等式成立：75-25/5/2=5．

Add parentheses at appropriate positions to make the equation true: 75-25/5/2=5.

<gadget id="calculator">75 - 25</gadget>
<output>50</output>
<gadget id="calculator">50 / 5 / 2</gadget>
<output>5</output>
<result>5</result>


625*16的积得末尾有多少个0．

How many 0s are there at the end of the product of 625*16?


把一个数的小数点先向左移动两位，再向右移动三位得到的结果是2.09，原的数是多少．

Move the decimal point of a number two places to the left and then three places to the right to get the result of 2.09. What is the original number?

<gadget id="calculator">2.09 / 10</gadget>
<output>0.209</output>
<result>0.209</result>


养禽厂养的鸡有2400只，养的鸭是鸡的(2/3)，养的鸡鸭一共有多少只？

There are 2,400 chickens raised in the poultry factory, and the ducks raised are chickens (2/3). How many chickens and ducks are there in total?

<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">2_400 * (5/3)</gadget>
<output>4_000</output>
<result>4_000</result>


一条公路已经修了它的(2/5)，再修300米，就能修好这条路的一半．这条公路长多少米？

(2/5) of a road has been repaired, and half of the road can be repaired by repairing another 300 meters. How many meters is this road?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(1/2) - (2/5)</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">300 / (1/10)</gadget>
<output>3_000</output>
<result>3_000</result>


泉城广场东西约780米，南北宽约230米，占地面积约是多少公顷．

Quancheng Square is about 780 meters from east to west, and about 230 meters wide from north to south. How many hectares does it cover?

<gadget id="calculator">780 * 230</gadget>
<output>179_400</output>
<gadget id="calculator">179_400 / 10_000</gadget>
<output>897/50 = around 17.94</output>
<result>897/50 = around 17.94</result>


某农场养羊240只，其中160只平均每只可出羊毛14.2千克，其余平均每只可出羊毛8.5千克，这农场的羊共可以出羊毛多少吨？

A farm raises 240 sheep, of which 160 can produce 14.2 kg of wool on average, and the rest can produce 8.5 kg of wool on average. How many tons of wool can the sheep on this farm produce in total?

<gadget id="calculator">14.2 * 160</gadget>
<output>2_272</output>
<gadget id="calculator">240 - 160</gadget>
<output>80</output>
<gadget id="calculator">8.5 * 80</gadget>
<output>680</output>
<gadget id="calculator">2_272 + 680</gadget>
<output>2_952</output>
<gadget id="calculator">2_952 / 1_000</gadget>
<output>369/125 = around 2.952</output>
<result>369/125 = around 2.952</result>


甲乙两辆汽车分别从A、B两个城市同时出，沿这两个城市的高速公路相对而行，甲车每小时行110千米，乙车每小时行100千米，经过3小时两车相遇．这两个城市间的高速公路全长多少千米？

Two cars, A and B, depart from cities A and B at the same time, and drive toward each other along the highways of these two cities. Car A travels 110 kilometers per hour, and car B travels 100 kilometers per hour. After 3 hours, the two cars meet. How long is the highway between the two cities?

<gadget id="calculator">110 + 100</gadget>
<output>210</output>
<gadget id="calculator">210 * 3</gadget>
<output>630</output>
<result>630</result>


一个数增加了9倍多1.8后，结果是33.8．求这个数．

After a number increased by 9 times more than 1.8, the result is 33.8. Find this number.

<gadget id="calculator">33.8 - 1.8</gadget>
<output>32</output>
<gadget id="calculator">1 + 9</gadget>
<output>10</output>
<gadget id="calculator">32 / 10</gadget>
<output>16/5 = around 3.2</output>
<result>16/5 = around 3.2</result>


用同样地水管给水池注水，用3根水管注水20分钟可将水池注满，那么用10根水管多少分钟可将水池注满．

Use the same water pipes to fill the pool with water. It takes 20 minutes to fill the pool with 3 water pipes. How many minutes can it take to fill the pool with 10 water pipes?

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">(1/20) / 3</gadget>
<output>1/60 = around 0.016667</output>
<gadget id="calculator">(1/60) * 10</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 / (1/6)</gadget>
<output>6</output>
<result>6</result>


一个游泳池的长是30米，宽是15米，池深是2.5米，现在要在这个游泳池的四周和底面贴磁砖，如果正方形磁砖的边长是2分米，那么至少需要这样的磁砖多少块？

The length of a swimming pool is 30 meters, the width is 15 meters, and the depth of the pool is 2.5 meters. Now tiles should be pasted around and on the bottom of the swimming pool. If the side length of a square tile is 2 decimeters, then at least such tiles are needed How many bricks?

<gadget id="calculator">30 * 15</gadget>
<output>450</output>
<gadget id="calculator">15 * 2.5</gadget>
<output>37.5</output>
<gadget id="calculator">2.5 * 30</gadget>
<output>75</output>
<gadget id="calculator">450 + 37.5 + 75</gadget>
<output>562.5</output>
<gadget id="calculator">562.5 * 2</gadget>
<output>1_125</output>
<gadget id="calculator">1_125 - 450</gadget>
<output>675</output>
<gadget id="calculator">2 / 10</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/5) * (1/5)</gadget>
<output>1/25 = around 0.04</output>
<gadget id="calculator">675 / (1/25)</gadget>
<output>16_875</output>
<result>16_875</result>


某商品售价60元，比原来定价便宜了20%，比原来定价便宜了多少元？下面算式正确的是多少

The price of a product is 60 yuan, which is 20% cheaper than the original price. How much is the price cheaper than the original price? Which of the following formulas is correct

<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">60 / (4/5)</gadget>
<output>75</output>
<gadget id="calculator">75 - 60</gadget>
<output>15</output>
<result>15</result>


小明家用地板砖铺设客厅，每块地砖边长0.8米，那么铺设16平方米需多少块地砖．

Xiaoming's living room is paved with floor tiles, and the side length of each floor tile is 0.8 meters, so how many floor tiles are needed to lay 16 square meters.

<gadget id="calculator">0.8 * 0.8</gadget>
<output>0.64</output>
<gadget id="calculator">16 / 0.64</gadget>
<output>25</output>
<result>25</result>


张华的爸爸月工资是2500元，按照规定，每人每月工资超过2000元的部分，应按照5%的税率缴纳个人所得税．张华的爸爸每月应纳税多少元？

Zhang Hua's father's monthly salary is 2,500 yuan. According to regulations, the part of each person's monthly salary exceeding 2,000 yuan should pay personal income tax at a rate of 5%. How much tax should Zhang Hua's father pay per month?

<gadget id="calculator">2_500 - 2_000</gadget>
<output>500</output>
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>
<gadget id="calculator">500 * (1/20)</gadget>
<output>25</output>
<result>25</result>


100与500之间能被9整除的所有自然数之和是多少．

What is the sum of all natural numbers between 100 and 500 that are divisible by 9?

<gadget id="calculator">9 * 12</gadget>
<output>108</output>
<gadget id="calculator">9 * 55</gadget>
<output>495</output>
<gadget id="calculator">108 + 495</gadget>
<output>603</output>
<gadget id="calculator">55 - 12</gadget>
<output>43</output>
<gadget id="calculator">43 + 1</gadget>
<output>44</output>
<gadget id="calculator">44 / 2</gadget>
<output>22</output>
<gadget id="calculator">603 * 22</gadget>
<output>13_266</output>
<result>13_266</result>


在一副比例尺是1：1000的地图上，图上距离3厘米表示实际距离多少米．

On a map with a scale of 1:1000, a distance of 3 cm on the map represents the actual distance in meters.

<gadget id="calculator">1 / 1_000</gadget>
<output>1/1_000 = around 0.001</output>
<gadget id="calculator">3 / (1/1_000)</gadget>
<output>3_000</output>
<gadget id="calculator">3_000 / 100</gadget>
<output>30</output>
<result>30</result>


某小学运来9000本图书，分发给13个班级后还剩30本，平均每个班级分到多少本？

A primary school shipped 9,000 books, and after distributing them to 13 classes, there are still 30 books left. How many books are distributed to each class on average?

<gadget id="calculator">9_000 - 30</gadget>
<output>8_970</output>
<gadget id="calculator">8_970 / 13</gadget>
<output>690</output>
<result>690</result>


400先减去70，再加上50，结果是大于多少

Subtract 70 from 400, then add 50, what is the result greater than?


如果(3/4)减去一个分数，(5/12)同时加上这个分数，所得的结果相等，这个分数是多少？

If a fraction is subtracted from (3/4) and this fraction is added to (5/12) at the same time, the results are equal, what is the fraction?

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>
<gadget id="calculator">(3/4) - (5/12)</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 + 1</gadget>
<output>2</output>
<gadget id="calculator">(1/3) / 2</gadget>
<output>1/6 = around 0.166667</output>
<result>1/6 = around 0.166667</result>


用8、5、2任意组合成的三位数一定是能被多少整除

The three-digit number formed by any combination of 8, 5, and 2 must be divisible by how many


3个小队的同学去摘葡萄，每小队有15人，平均每人摘12千克．一共摘了多少千克葡萄？

Three teams of students went to pick grapes. There were 15 people in each team, and each person picked 12 kilograms on average. How many kilograms of grapes were picked in total?

<gadget id="calculator">15 * 3 * 12</gadget>
<output>540</output>
<result>540</result>


一个梯形的面积是120平方分米，上底是9分米，下底是15分米，它的高是多少分米？

The area of a trapezoid is 120 decimeters square, the upper base is 9 decimeters, and the lower base is 15 decimeters. What is its height?

<gadget id="calculator">9 + 15</gadget>
<output>24</output>
<gadget id="calculator">2 / 24</gadget>
<output>1/12 = around 0.083333</output>
<gadget id="calculator">120 * (1/12)</gadget>
<output>10</output>
<result>10</result>


有一块平行四边形的菜地，底是27.6米，高是15米．每平方米收青菜6千克，这块地收多少千克青菜？

There is a parallelogram vegetable field with a base of 27.6 meters and a height of 15 meters. 6 kilograms of vegetables are harvested per square meter. How many kilograms of vegetables are harvested in this field?

<gadget id="calculator">27.6 * 15 * 6</gadget>
<output>2_484</output>
<result>2_484</result>


修一条路，第一天修了全程的(2/15)，第二天修了全程的(1/6)，还剩下全程几分之几没修？

To build a road, the whole road was repaired on the first day (2/15), and the whole road was repaired on the second day (1/6), what fraction of the whole road is left unrepaired?

<gadget id="calculator">2 / 15</gadget>
<output>2/15 = around 0.133333</output>
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>
<gadget id="calculator">1 - (2/15) - (1/6)</gadget>
<output>7/10 = around 0.7</output>
<result>7/10 = around 0.7</result>


水果店运来西瓜900千克，比运来的苹果和梨的总量的2倍还多40千克，运来苹果和梨一样多，运来苹果多少千克？

The fruit shop shipped 900 kilograms of watermelons, which is 40 kilograms more than twice the total amount of apples and pears. The number of apples and pears is the same. How many kilograms of apples are shipped?

<gadget id="calculator">900 - 40</gadget>
<output>860</output>
<gadget id="calculator">860 / 2 / 2</gadget>
<output>215</output>
<result>215</result>


果园的水果丰收了，苹果的产量占水果总产量的(1/5)，梨的产量占水果总产量的25%，梨比苹果多收了5吨，果园共收水果多少吨？

The fruit harvest in the orchard is bumper. The output of apples accounts for 1/5 of the total fruit output, and the output of pears accounts for 25% of the total fruit output. Pears harvest 5 tons more than apples. How many tons of fruit are harvested in the orchard?

<gadget id="calculator">25 / 100</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">5 / (1/20)</gadget>
<output>100</output>
<result>100</result>


原价为28元的物品，现降价(1/4)出售，则现在售价为多少．

What is the current price of an item whose original price is 28 yuan and which is now sold at a reduced price (1/4).

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>
<gadget id="calculator">28 * (3/4)</gadget>
<output>21</output>
<result>21</result>


甲、乙二人同时计算一个加法算式，甲把第一个加数的个位抄成了8，得到答案为123；而乙则把第二个加数的十位数字抄成了5，得到答案为132，请问：正确答案应该是多少？

A and B calculate an addition formula at the same time. A copies the ones digit of the first addend into 8, and the answer is 123; while B copies the tens digit of the second addend into 5, and obtains The answer is 132, what is the correct answer?

<gadget id="calculator">132 - 55</gadget>
<output>77</output>
<gadget id="calculator">123 - 78</gadget>
<output>45</output>
<gadget id="calculator">77 + 45</gadget>
<output>122</output>
<result>122</result>


小玲参加奥数竞赛的准考证号是一个四位数．已知个位数字是十位数字的3倍，十位数字是百位数字的3倍，并且这个四位数各个数字的和是15，这个同学的准考证号是多少．

Xiaoling's admission ticket number for participating in the Mathematical Olympiad is a four-digit number. It is known that the ones digit is three times the tens digit, the tens digit is three times the hundreds digit, and the sum of the four digits is 15. What is the admission ticket number of this student?


甲、乙两列火车分别从滨海和阳城同时相对开出，12小时后相遇．一直甲车每小时行108千米，乙车每小时行96千米．两地之间相距多少千米？

Two trains A and B depart from Binhai and Yangcheng respectively at the same time and meet each other 12 hours later. Car A travels 108 kilometers per hour, and car B travels 96 kilometers per hour. How many kilometers is the distance between the two places?

<gadget id="calculator">108 + 96</gadget>
<output>204</output>
<gadget id="calculator">204 * 12</gadget>
<output>2_448</output>
<result>2_448</result>


王老师是1976年2月29日出生的，按规定，男教师必须年满60周岁才能退休，到退休的时候，王老师一共过了多少个生日？

Mr. Wang was born on February 29, 1976. According to regulations, male teachers must reach the age of 60 before retiring. How many birthdays did Mr. Wang have in total when he retires?

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


小马虎在计算除法时，把除数25看成了52，结果商3余19，正确的商是多少．

When the little sloppy calculates the division, he regards the divisor 25 as 52, and the result is that the quotient is 3 and the remainder is 19. What is the correct quotient?

<gadget id="calculator">52 * 3</gadget>
<output>156</output>
<gadget id="calculator">156 + 19</gadget>
<output>175</output>
<gadget id="calculator">175 / 25</gadget>
<output>7</output>
<result>7</result>


一个正方体木块，棱长10厘米，第一次在上面挖去一个棱长为1厘米的正方体小洞；第二次再在第一个小洞的底部中心挖去一个棱长为0.5厘米的正方体小洞；第三次再在第二个小洞的底部中心挖去一个棱长为0.2厘米的正方体小洞．所得剩余几何体的体积是多少？

square wooden block with a side length of 10 cm. For the first time, a small cube hole with a side length of 1 cm is dug out on it; for the second time, a square hole with a side length of 0.5 cm is dug in the center of the bottom of the first small hole. Cube small hole; for the third time, dig a small cube hole with a side length of 0.2 cm at the bottom center of the second small hole. What is the volume of the resulting remaining geometry?

<gadget id="calculator">10 ** 3</gadget>
<output>1_000</output>
<gadget id="calculator">1 ** 3</gadget>
<output>1</output>
<gadget id="calculator">0.5 ** 3</gadget>
<output>0.125</output>
<gadget id="calculator">0.2 ** 3</gadget>
<output>0.008</output>
<gadget id="calculator">1 + 0.125 + 0.008</gadget>
<output>1.133</output>
<gadget id="calculator">1_000 - 1.133</gadget>
<output>998.867</output>
<result>998.867</result>


圆锥的底面直径是8cm，高是6cm，从顶点沿着高垂直将圆锥锯成两个半圆锥，得到的两个截面的面积和是多少．

The diameter of the base of the cone is 8cm, and the height is 6cm. If the cone is sawn vertically from the apex along the height into two semi-cones, what is the sum of the areas of the two sections obtained?

<gadget id="calculator">6 / 2</gadget>
<output>3</output>
<gadget id="calculator">8 * 3 * 2</gadget>
<output>48</output>
<result>48</result>


小红在上期末考试中，语文、数学、科学三科的平均成绩是90分，其中数学92分，语文95分，那么科学多少分．

Xiaohong's average score in Chinese, Mathematics, and Science was 90 in the last final exam, of which 92 in Mathematics and 95 in Chinese, so how much is she in Science?

<gadget id="calculator">90 * 3</gadget>
<output>270</output>
<gadget id="calculator">270 - 92 - 95</gadget>
<output>83</output>
<result>83</result>


用8个棱长2厘米的小正方体摆成一个长方体，有多少种摆法，每一种摆法的长、宽、高各是多少？

8 small cubes with a side length of 2 cm are used to form a cuboid. How many ways are there, and what is the length, width and height of each way?


商场促销，一个原价是240元的洋娃娃现在打八折出售，买一个洋娃娃现价多少元．

Shopping mall promotion, a doll whose original price is 240 yuan is now on sale at a 20% discount, how much is the current price of a doll.

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">240 * (4/5)</gadget>
<output>192</output>
<result>192</result>


一块长45厘米、宽30厘米的长方形木板，把它锯成若干块正方形而无剩余，所锯成的正方形的边长最长是多少厘米？

rectangular wooden board with a length of 45 cm and a width of 30 cm is sawed into several squares without residue. What is the longest side length of the sawn square in cm?

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


一个大西瓜，需要2只小猴一起抬，3只小猴要把西瓜从离家300米的地方抬回家，平均每只小猴要抬多少米？

A big watermelon needs 2 little monkeys to carry it together, and 3 little monkeys have to carry the watermelon home from a place 300 meters away from home. How many meters does each little monkey have to carry on average?

<gadget id="calculator">300 * 2</gadget>
<output>600</output>
<gadget id="calculator">600 / 3</gadget>
<output>200</output>
<result>200</result>


一个正方形的边长增加(1/10)，它的面积增加多少

If the side length of a square increases (1/10), how much does its area increase

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>
<gadget id="calculator">(11/10) * (11/10)</gadget>
<output>121/100 = around 1.21</output>
<gadget id="calculator">1 * 1</gadget>
<output>1</output>
<gadget id="calculator">(121/100) - 1</gadget>
<output>21/100 = around 0.21</output>
<gadget id="calculator">(21/100) / 1</gadget>
<output>21/100 = around 0.21</output>
<gadget id="calculator">(21/100) * 1</gadget>
<output>21/100 = around 0.21</output>
<result>21/100 = around 0.21</result>


从7月1日到12月1日，经过了多少个月．

From July 1st to December 1st, how many months have passed?

<gadget id="calculator">12 - 7</gadget>
<output>5</output>
<result>5</result>


一个长方形的长增加2厘米，宽不变，则周长增加多少厘米．

If the length of a rectangle is increased by 2 centimeters and the width remains the same, how many centimeters will the perimeter be increased?

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


在一个半径4米的圆形花坛边修一条宽1米的环形小路．这条小路的面积是多少平方米？

A circular path with a width of 1 meter is built beside a circular flower bed with a radius of 4 meters. What is the area of this path in square meters?

<gadget id="calculator">4 + 1</gadget>
<output>5</output>
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>
<gadget id="calculator">4 ** 2</gadget>
<output>16</output>
<gadget id="calculator">25 - 16</gadget>
<output>9</output>
<gadget id="calculator">3.14 * 9</gadget>
<output>28.26</output>
<result>28.26</result>


小敏有5本书，丽丽比她多6本，丽丽有多少本书？

Xiaomin has 5 books, Lili has 6 more than her, how many books does Lili have?

<gadget id="calculator">5 + 6</gadget>
<output>11</output>
<result>11</result>


某人从山脚走到山顶，再翻过山顶走下山共行了31.5千米，用了6.6小时，并且他上山的速度是每小时4.5千米，下山的速度是每小时5千米，如果他再沿原路返回走到山顶，并翻过山顶走下山，且上山、下山的速度不变，那么他返回一共需多少小时？

person walked from the foot of the mountain to the top of the mountain, and then climbed over the top of the mountain and walked down the mountain for a total of 31.5 kilometers. It took 6.6 hours, and his speed up the mountain was 4.5 kilometers per hour, and his speed down the mountain was 5 kilometers per hour. If he Then go back along the original road to the top of the mountain, and climb over the top of the mountain and walk down the mountain, and the speed of going up and down the mountain remains the same, so how many hours will it take him to return?

<gadget id="calculator">33 - 31.5</gadget>
<output>1.5</output>
<gadget id="calculator">1.5 / 0.5</gadget>
<output>3</output>
<gadget id="calculator">6.6 - 3</gadget>
<output>3.6</output>
<gadget id="calculator">5 * 3.6</gadget>
<output>18</output>
<gadget id="calculator">18 / 4.5</gadget>
<output>4</output>
<gadget id="calculator">4.5 * 3</gadget>
<output>13.5</output>
<gadget id="calculator">13.5 / 5</gadget>
<output>2.7</output>
<gadget id="calculator">4 + 2.7</gadget>
<output>6.7</output>
<result>6.7</result>


时针从"3"顺时针旋转60度到多少．

How much does the hour hand rotate 60 degrees clockwise from "3".


林林从4月20日到4月29日把一本毛笔习字本写完，一共写了540个毛笔字，他平均每天写多少个毛笔字？

From April 20th to April 29th, Lin Lin finished writing a brush calligraphy book, and wrote a total of 540 brush characters. How many brush characters does he write on average every day?

<gadget id="calculator">29 - 20</gadget>
<output>9</output>
<gadget id="calculator">9 + 1</gadget>
<output>10</output>
<gadget id="calculator">540 / 10</gadget>
<output>54</output>
<result>54</result>


李洋看一本职工作264页的小说，前3天已经看了72页，照这样计算，这本小说他还要看多少天才能看完？

Li Yang reads a 264-page novel at work, and has already read 72 pages in the first 3 days. Based on this calculation, how many days will he have to read this novel to finish it?

<gadget id="calculator">264 - 72</gadget>
<output>192</output>
<gadget id="calculator">192 * 3</gadget>
<output>576</output>
<gadget id="calculator">576 / 72</gadget>
<output>8</output>
<result>8</result>


一个正方形的边长是8cm，用正方形的周长围成一个长是10cm的长方形，长方形的宽是多少厘米？

The side length of a square is 8 cm. If the perimeter of the square is used to form a rectangle with a length of 10 cm, what is the width of the rectangle in cm?

<gadget id="calculator">8 * 4</gadget>
<output>32</output>
<gadget id="calculator">32 / 2</gadget>
<output>16</output>
<gadget id="calculator">16 - 10</gadget>
<output>6</output>
<result>6</result>


光明小学四年级原准备排成一个正方形队列参加广播操表演．由于服装不够，只好横竖排各减少一排，这样共需去掉27人，问：四年级原来准备多少人参加表演？

The fourth graders of Guangming Primary School planned to line up in a square queue to participate in the broadcasting exercise performance. Due to insufficient costumes, we had to reduce the horizontal and vertical rows by one row, so that a total of 27 people need to be removed. Ask: How many people were originally prepared to participate in the performance in the fourth grade?

<gadget id="calculator">27 + 1</gadget>
<output>28</output>
<gadget id="calculator">28 / 2</gadget>
<output>14</output>
<gadget id="calculator">14 * 14</gadget>
<output>196</output>
<result>196</result>


一件儿童上衣60元，一条长裤比上衣便宜12元，一条裙子又比长裤贵6元．这条裙子多少钱？

children's top is 60 yuan, a pair of trousers is 12 yuan cheaper than the top, and a skirt is 6 yuan more expensive than the trousers. How much is this dress?

<gadget id="calculator">60 - 12</gadget>
<output>48</output>
<gadget id="calculator">48 + 6</gadget>
<output>54</output>
<result>54</result>


一个长方体的宽和高都是5cm，把它从长的中点截成两个相等的长方体后，得到的其中一个长方体的表面积比原来长方体的表面积减少100cm**2，原来长方体的长是多少厘米？

The width and height of a cuboid are both 5cm. After cutting it into two equal cuboids from the midpoint of the length, the surface area of one of the cuboids obtained is 100cm**2 less than the surface area of the original cuboid. What is the length of the original cuboid? centimeter?

<gadget id="calculator">4 * 5</gadget>
<output>20</output>
<gadget id="calculator">100 / 20</gadget>
<output>5</output>
<gadget id="calculator">5 * 2</gadget>
<output>10</output>
<result>10</result>


国庆节小明一家去杭州旅游，买了3张车票，每张120元，几天后，他们还是乘同样的车回家，这次旅游小明家买车票一共要花多少元钱？

On National Day, Xiao Ming’s family went to Hangzhou for a trip. They bought 3 tickets at 120 yuan each. A few days later, they still took the same car home. How much did Xiao Ming’s family spend on the tickets for this trip?

<gadget id="calculator">3 * 2</gadget>
<output>6</output>
<gadget id="calculator">120 * 6</gadget>
<output>720</output>
<result>720</result>


一个等边三角形的周长是30厘米，它的每条边的长是多少．

The perimeter of an equilateral triangle is 30 cm, what is the length of each side?

<gadget id="calculator">30 / 3</gadget>
<output>10</output>
<result>10</result>


<gadget id="calculator">1 + 10</gadget>
<output>11</output>
<gadget id="calculator">11 * 5</gadget>
<output>55</output>
<gadget id="calculator">385 + 55</gadget>
<output>440</output>
<result>440</result>


幼儿园分苹果，大班分到总数的一半多20个，中班分到余下的一半多20个，最后60个全部给了小班，苹果一共有多少个？

Kindergarten is divided into apples, half of the total number is assigned to the large class and 20 apples are allocated to the middle class, and the remaining half is assigned to 20 apples, and the last 60 are all given to the small class. How many apples are there in total?


一堆煤重(3/8)吨，运走了(3/40)吨，还剩多少吨．

A pile of coal weighs (3/8) tons, and (3/40) tons are removed, how many tons are left.

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">3 / 40</gadget>
<output>3/40 = around 0.075</output>
<gadget id="calculator">(3/8) - (3/40)</gadget>
<output>3/10 = around 0.3</output>
<result>3/10 = around 0.3</result>


一种盒装婴儿奶粉重600克，售价145元．李阿姨一次买了16盒．李阿姨一共用了多少元？

boxed baby milk powder weighs 600 grams and sells for 145 yuan. Aunt Li bought 16 boxes at a time. How much did Aunt Li spend in total?

<gadget id="calculator">145 * 16</gadget>
<output>2_320</output>
<result>2_320</result>


阳光商厦做开业促销活动，所有商品均做八五折销售．一种衬衫原价为360元，王老师买了2件，打折后应付多少钱？

Sunshine Commercial Building is doing opening promotions, and all products are sold at a 15% discount. The original price of a shirt is 360 yuan, Mr. Wang bought 2 pieces, how much should I pay after the discount?

<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>
<gadget id="calculator">360 * (17/20) * 2</gadget>
<output>612</output>
<result>612</result>


农场里牛比羊多(1/7)，羊比牛少多少．

There are more cows than sheep in the farm (1/7), and how much less sheep than cows.

<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>
<gadget id="calculator">1 + (1/7)</gadget>
<output>8/7 = around 1.142857</output>
<gadget id="calculator">(1/7) / (8/7)</gadget>
<output>1/8 = around 0.125</output>
<result>1/8 = around 0.125</result>


公园里一头大象每天吃450千克食物，一只熊猫每天吃18千克食物．照这样计算，一头大象和一只熊猫一个星期要吃多少千克食物？

An elephant in the park eats 450 kilograms of food a day, and a panda eats 18 kilograms of food a day. According to this calculation, how many kilograms of food should an elephant and a panda eat in a week?

<gadget id="calculator">450 + 18</gadget>
<output>468</output>
<gadget id="calculator">468 * 7</gadget>
<output>3_276</output>
<result>3_276</result>


三年级同学去游玩，把90人平均分成2队，每队平均分成5组，每组有多少人？

The third grade students go to play, divide 90 people into 2 teams on average, each team is divided into 5 groups on average, how many people are there in each group?

<gadget id="calculator">90 / 2 / 5</gadget>
<output>9</output>
<result>9</result>


农民给水稻施化肥．每公顷施225千克．在一片长200米、宽150米的长方形稻田里，应施肥多少千克？

Farmers apply fertilizers to rice. Apply 225 kg per hectare. How many kilograms of fertilizer should be applied to a rectangular paddy field 200 meters long and 150 meters wide?

<gadget id="calculator">150 / 10_000</gadget>
<output>3/200 = around 0.015</output>
<gadget id="calculator">200 * (3/200) * 225</gadget>
<output>675</output>
<result>675</result>


王村和李村相距4千米，每隔800米立一根电线杆，一共需要多少根．

The distance between Wang Village and Li Village is 4 kilometers, and a telephone pole is erected every 800 meters. How many poles are needed in total?

<gadget id="calculator">1_000 / 800</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">4 * (5/4)</gadget>
<output>5</output>
<gadget id="calculator">5 + 1</gadget>
<output>6</output>
<result>6</result>


中华人民共和国是1949年10月1日成立的，到2010年10月1日经过了多少周年．

The People's Republic of China was established on October 1, 1949. How many years have passed since October 1, 2010?

<gadget id="calculator">2_010 - 1_949</gadget>
<output>61</output>
<result>61</result>


笑笑用100克水和20克糖制成一杯糖水．如果多放10克糖，要保证这杯糖水与原来一样甜，应再加水多少克．

Xiaoxiao made a cup of sugar water with 100 grams of water and 20 grams of sugar. If you add 10 grams of sugar, how many grams of water should be added to ensure that the cup of sugar water is as sweet as the original.

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">10 / (1/5)</gadget>
<output>50</output>
<result>50</result>


一批产品，合格的有75个，不合格的有5个，合格率是多少．

A batch of products, there are 75 qualified and 5 unqualified, what is the pass rate?

<gadget id="calculator">75 + 5</gadget>
<output>80</output>
<gadget id="calculator">75 / 80</gadget>
<output>15/16 = around 0.9375</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">(15/16) * 1</gadget>
<output>15/16 = around 0.9375</output>
<result>15/16 = around 0.9375</result>


用铁丝在一个半径25厘米的圆柱形水桶外面加一圈箍，接头处多用5厘米，共需要多少厘米长的铁丝．

Use iron wire to add a hoop outside a cylindrical bucket with a radius of 25 cm, and use 5 cm more at the joint. How many centimeters of iron wire are needed in total?

<gadget id="calculator">3.14 * 2 * 25</gadget>
<output>157</output>
<gadget id="calculator">157 + 5</gadget>
<output>162</output>
<result>162</result>


把一根220米长的绳子依次剪了9次，正好剪成相等的小段，每小段绳子长多少米？

A 220-meter-long rope is cut 9 times successively, and it is cut into equal small pieces. How many meters is each small piece of rope?

<gadget id="calculator">9 + 1</gadget>
<output>10</output>
<gadget id="calculator">220 / 10</gadget>
<output>22</output>
<result>22</result>


六月份产煤1500吨，七月份产煤1800吨，七月份比六月份增产了百分之几？

Coal production was 1,500 tons in June, and 1,800 tons in July. What percentage increase was produced in July compared to June?

<gadget id="calculator">1_800 - 1_500</gadget>
<output>300</output>
<gadget id="calculator">300 / 1_500</gadget>
<output>1/5 = around 0.2</output>
<result>1/5 = around 0.2</result>


一瓶饮料喝了35%，这瓶饮料还剩多少．

35% of a bottle of drink is drunk, how much is left in this bottle of drink?

<gadget id="calculator">35 / 100</gadget>
<output>7/20 = around 0.35</output>
<gadget id="calculator">1 - (7/20)</gadget>
<output>13/20 = around 0.65</output>
<result>13/20 = around 0.65</result>


居民用电价是每千瓦时0.52元，小军家上月付电费33.8元，小军家上月用电多少千瓦时？

The electricity price for residents is 0.52 yuan per kilowatt-hour, and Xiaojun’s family paid 33.8 yuan for electricity last month. How many kilowatt-hours did Xiaojun’s family use last month?

<gadget id="calculator">33.8 / 0.52</gadget>
<output>65</output>
<result>65</result>


<gadget id="calculator">1 * 1_001</gadget>
<output>1_001</output>
<gadget id="calculator">1_001 + 1</gadget>
<output>1_002</output>
<result>1_002</result>


科技书的本数是故事书本数的(5/9)，那么故事书的本数比科技书的本数多多少．

The number of science and technology books is (5/9) the number of story books, so how much more are the number of story books than the number of science and technology books?

<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>
<gadget id="calculator">1 - (5/9)</gadget>
<output>4/9 = around 0.444444</output>
<gadget id="calculator">(4/9) / (5/9)</gadget>
<output>4/5 = around 0.8</output>
<result>4/5 = around 0.8</result>


直径4厘米的圆内有一个最大的正方形，求正方形的面积．

There is a largest square in a circle with a diameter of 4 cm, find the area of the square.

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


一辆汽车上山时，2小时行了3千米，用这样的速度行了7小时到达山上，下山返回时每小时行3.5千米．这样几小时可返回原地？

When a car goes up the mountain, it travels 3 kilometers in 2 hours. It travels at this speed for 7 hours to reach the mountain, and when it returns down the mountain, it travels 3.5 kilometers per hour. So how many hours can return to the original place?

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>
<gadget id="calculator">(3/2) * 7</gadget>
<output>21/2 = around 10.5</output>
<gadget id="calculator">(21/2) / 3.5</gadget>
<output>3</output>
<result>3</result>


张阿姨买了31个书包，每个书包48元，共要付多少元钱．

Aunt Zhang bought 31 schoolbags, each of which is 48 yuan, how much does she have to pay in total?

<gadget id="calculator">48 * 31</gadget>
<output>1_488</output>
<result>1_488</result>


小华、小凯和小军的数学平均成绩为90分．小华考了96分，小凯比小华低6分，小军考了多少分．

Xiaohua, Xiaokai and Xiaojun have an average score of 90 in mathematics. Xiao Hua got 96 points in the test, Xiao Kai was 6 points lower than Xiao Hua, how many points did Xiao Jun get in the test?

<gadget id="calculator">90 * 3</gadget>
<output>270</output>
<gadget id="calculator">96 - 6</gadget>
<output>90</output>
<gadget id="calculator">270 - 96 - 90</gadget>
<output>84</output>
<result>84</result>


修路队修一条公路，原计划每天修(3/5)千米，50天可以完成任务；如果每天修(2/3)千米，几天可以修完？(用比例方法解)

The road repair team repaired a road, originally planned to repair (3/5) kilometers per day, and the task can be completed in 50 days; if it repairs (2/3) kilometers per day, how many days can it be completed? (Solution by proportional method)

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(3/5) * 50</gadget>
<output>30</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">30 / (2/3)</gadget>
<output>45</output>
<result>45</result>


<gadget id="calculator">48_000 - 3_500</gadget>
<output>44_500</output>
<result>44_500</result>


商店里运来运动鞋148双，正好是运来的皮鞋的数量的4倍，运来的运动鞋和皮鞋共多少双？

The store shipped 148 pairs of sports shoes, exactly four times the number of leather shoes shipped. How many pairs of sports shoes and leather shoes were shipped?

<gadget id="calculator">148 / 4</gadget>
<output>37</output>
<gadget id="calculator">37 + 148</gadget>
<output>185</output>
<result>185</result>


工地上有两堆石子，第一堆石子重45吨，比第二堆的2倍少9吨．第二堆石子重多少吨？

There are two piles of stones on the construction site. The first pile weighs 45 tons, which is 9 tons less than twice the weight of the second pile. How many tons does the second pile of stones weigh?

<gadget id="calculator">34 / 2</gadget>
<output>17</output>
<result>17</result>


一个数加上它与它倒数的积是(4/3)，这个数的倒数是多少？

A number plus the product of it and its reciprocal is (4/3), what is the reciprocal of this number?

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


一个三角形的面积是5.4平方分米，和它等底等高的平行四边形的面积是多少．

If the area of a triangle is 5.4 square decimeters, what is the area of a parallelogram with the same base and height?

<gadget id="calculator">5.4 * 2</gadget>
<output>10.8</output>
<result>10.8</result>


两个仓库共10000千克大米，从每个仓库里取出同样多的大米．结果甲仓库里剩下3450千克，乙仓库剩下4270千克．从每个仓库各取出多少千克大米？

The two warehouses have a total of 10,000 kilograms of rice, and the same amount of rice is taken from each warehouse. As a result, there are 3450 kg left in warehouse A and 4270 kg left in warehouse B. How many kilograms of rice are taken from each warehouse?

<gadget id="calculator">10_000 - 3_450 - 4_270</gadget>
<output>2_280</output>
<gadget id="calculator">2_280 / 2</gadget>
<output>1_140</output>
<result>1_140</result>


小齿轮有28个齿，是大齿轮的(1/5)，5个小齿轮和多少个大齿轮共有1400个齿．

The small gear has 28 teeth, which is 1/5 of the large gear, and 5 small gears and how many large gears have a total of 1400 teeth.

<gadget id="calculator">28 * 5</gadget>
<output>140</output>
<gadget id="calculator">1_400 - 140</gadget>
<output>1_260</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">28 / (1/5)</gadget>
<output>140</output>
<gadget id="calculator">1_260 / 140</gadget>
<output>9</output>
<result>9</result>


某城市制定了居民用水标准，超标部分加价收费．如果在标准水量内每立方米的水费是1.4元，超标部分每立方米的水费增加100%．小明家有三口人，五月份用水15立方米，交水费25.2元．某城市三口之家每月用水量最高标准规定为多少立方米？

A certain city has formulated a water standard for residents, and the price of the part exceeding the standard will be increased. If the water fee per cubic meter within the standard water volume is 1.4 yuan, the water fee per cubic meter exceeding the standard will increase by 100%. There are three people in Xiaoming's family. In May, they used 15 cubic meters of water and paid a water fee of 25.2 yuan. How many cubic meters is the maximum standard of water consumption per month for a family of three in a certain city?

<gadget id="calculator">1.4 * 15</gadget>
<output>21</output>
<gadget id="calculator">100 / 100</gadget>
<output>1</output>
<gadget id="calculator">1.4 * 1 * 15</gadget>
<output>21</output>
<gadget id="calculator">21 - 25.2</gadget>
<output>-4.2</output>
<gadget id="calculator">21 + (-4.2)</gadget>
<output>16.8</output>
<gadget id="calculator">1.4 * 1</gadget>
<output>1.4</output>
<gadget id="calculator">1.4 - 1.4</gadget>
<output>0</output>
<gadget id="calculator">1.4 + 0</gadget>
<output>1.4</output>
<gadget id="calculator">16.8 / 1.4</gadget>
<output>12</output>
<result>12</result>


甲、乙两人在圆形跑道上，同时从某地出发沿相反方向跑步．甲的速度是乙的3倍，他们第一次与第二次相遇地点之间的路程是100米．环形跑道有多少米？

Two people, A and B, start from a certain place and run in opposite directions on a circular track at the same time. A's speed is three times that of B's, and the distance between their first and second encounters is 100 meters. How many meters is the circular runway?

<gadget id="calculator">100 * 4</gadget>
<output>400</output>
<result>400</result>


甲车从A地开往B地要10小时，乙车从B地开往A地要15小时，某日两车分别从两地同时相向开出，结果在距中点90千米处相遇．甲乙两地相距多少千米．

It takes 10 hours for car A to drive from point A to point B, and it takes 15 hours for car B to drive from point B to point A. On a certain day, the two cars drive from the two places at the same time in opposite directions, and finally meet at a distance of 90 kilometers from the midpoint. How many kilometers are there between A and B?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">3 + 2</gadget>
<output>5</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">(1/2) - (2/5)</gadget>
<output>1/10 = around 0.1</output>
<gadget id="calculator">90 / (1/10)</gadget>
<output>900</output>
<result>900</result>


食堂有2000千克大米，用去(7/10)，还剩多少千克．

There are 2000 kilograms of rice in the cafeteria, use up (7/10), how many kilograms are left.

<gadget id="calculator">7 / 10</gadget>
<output>7/10 = around 0.7</output>
<gadget id="calculator">1 - (7/10)</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">2_000 * (3/10)</gadget>
<output>600</output>
<result>600</result>


钟面上指针从"1"走到"4"，是顺时针方向旋转了多少°．

When the pointer on the clock face goes from "1" to "4", how many degrees does it rotate clockwise?

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


我国于2005年10月12日成功发射了神舟六号飞船，它环绕地球77圈后安全返回．每一圈的时间约是90分，估计从起飞到返回约是多少分？

my country successfully launched the Shenzhou-6 spacecraft on October 12, 2005. It circled the earth 77 times and returned safely. The time for each lap is about 90 minutes. How many minutes is it estimated from takeoff to return?

<gadget id="calculator">90 * 77</gadget>
<output>6_930</output>
<result>6_930</result>


一群野牛居住在森林里．它们要迁居，野牛王把野牛召集在一起，点名时(自己也点)，发现缺席只数与出席指数的比是1：3，他很生气，要批评时，又跑来2只，这时缺席只数与出席只数的比是1：4，问有野牛共多少只？

A herd of bison lived in the forest. They were about to move. The bison king called the bison together. When he called the bison (he also counted), he found that the ratio of the number of absent animals to the attendance index was 1:3. He was very angry. When he wanted to criticize, two more came. The ratio of absent to present is 1:4. How many bison are there?

<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">2 / (1/20)</gadget>
<output>40</output>
<result>40</result>


将一个蛋糕看成整体1，小明和妈妈吃了这块蛋糕的(1/3)．现小明想把余下的蛋糕平均分成5份，取其中的4份带到学校分给他的四个好朋友吃，剩下的留给他爸爸吃，小明带到学校去的蛋糕是整个蛋糕的多少．

Considering a cake as a whole 1, Xiao Ming and his mother ate (1/3) of this cake. Now Xiao Ming wants to divide the remaining cake into 5 parts on average, take 4 parts of it to school and share it with his four good friends, and leave the rest for his father. The cake that Xiao Ming brings to school is the whole cake. How many.

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(2/3) / 5</gadget>
<output>2/15 = around 0.133333</output>
<gadget id="calculator">4 * (2/15)</gadget>
<output>8/15 = around 0.533333</output>
<result>8/15 = around 0.533333</result>


一段路已修了(5/8)千米，占全长的(5/9)，这段路全长多少千米．

A section of the road has been built (5/8) kilometers, accounting for (5/9) of the total length, how many kilometers is the total length of this section of road?

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>
<gadget id="calculator">(5/8) / (5/9)</gadget>
<output>9/8 = around 1.125</output>
<result>9/8 = around 1.125</result>


把(5/7)的分子扩大3倍，要使它的大小不变，分母应该加上多少．

Increase the numerator of (5/7) by 3 times, to keep its size constant, how much should be added to the denominator.

<gadget id="calculator">7 * 3</gadget>
<output>21</output>
<gadget id="calculator">21 - 7</gadget>
<output>14</output>
<result>14</result>


一个商人，把一件连衣裙标价为680元，经打假人员鉴别，降至100元一件出售，仍可赚25%，如按原价出售，则每件可赚多少元．

A businessman marked the price of a dress at 680 yuan. After being identified by the anti-counterfeiting personnel, he sold it at 100 yuan and still earned 25%.

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>
<gadget id="calculator">100 / (5/4)</gadget>
<output>80</output>
<gadget id="calculator">680 - 80</gadget>
<output>600</output>
<result>600</result>


猎犬发现在离它10米远的前方有一只奔跑着的野兔，马上紧追上去，猎犬的步子大，它跑5步的路程，兔子要跑9步，但是兔子的动作快，猎犬跑2步的时间，兔子却能跑3步，问猎犬至少跑多少米才能追上兔子．

The hound finds a running hare 10 meters away from it, and immediately chases after it. The hound has big steps, and it runs 5 steps. The rabbit needs to run 9 steps, but the rabbit moves fast, and the hound runs 2 steps. time, the rabbit can run 3 steps, ask the hound how many meters at least to catch up with the rabbit.

<gadget id="calculator">6 - 5</gadget>
<output>1</output>
<gadget id="calculator">10 / 1</gadget>
<output>10</output>
<gadget id="calculator">10 * 6</gadget>
<output>60</output>
<result>60</result>


A车每小时行120千米，B车每小时行100千米．两车从甲乙两地同时相对开出，4小时后还相距30千米，甲乙两地之间的距离是多少千米？

Car A travels 120 kilometers per hour, and car B travels 100 kilometers per hour. Two cars leave from A and B at the same time, and they are still 30 kilometers apart after 4 hours. How many kilometers is the distance between A and B?

<gadget id="calculator">120 + 100</gadget>
<output>220</output>
<gadget id="calculator">220 * 4</gadget>
<output>880</output>
<gadget id="calculator">880 + 30</gadget>
<output>910</output>
<result>910</result>


甲、乙两船分别从相距150千米的A、B两港同时出发，相向而行，A是上游港口，B是下游港口，甲船的静水速度是20千km/h，乙船的静水速度是10km/h，两船在C点相遇，之后两船都到达了各自的目的地，第二天甲从B港回到A港，乙从A港回到B港，两船在D点相遇，请求出C、D两点的距离．

Two ships, A and B, set off at the same time from ports A and B, which are 150 kilometers apart, and head toward each other. A is the upstream port, and B is the downstream port. The speed is 10km/h. The two ships meet at point C, and then both ships arrive at their respective destinations. The next day, A returns to port A from port B, and B returns to port B from port A. The two ships are at point D. Meet, ask for the distance between C and D.


一种运动鞋原价228元，现在打六折出售．学校要买12双这样的运动鞋，一共要花多少元？

A sports shoe originally priced at 228 yuan is now on sale at a 40% discount. How much does it cost the school to buy 12 pairs of these sneakers?

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">228 * (3/5) * 12</gadget>
<output>8_208/5 = around 1_641.6</output>
<result>8_208/5 = around 1_641.6</result>


一桶油，第一次取出它的(1/5)，第二次取出36千克，两次共取出这桶油的一半．这桶油重多少千克？

For a barrel of oil, take out (1/5) of it for the first time, and take out 36 kg for the second time, and take out half of the oil in the two times. How many kilograms does this barrel of oil weigh?

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">(1/2) - (1/5)</gadget>
<output>3/10 = around 0.3</output>
<gadget id="calculator">36 / (3/10)</gadget>
<output>120</output>
<result>120</result>


李老师带36名同学去动物园观看大象表演，成人门票每人30元，儿童半价，购买门票一共需要多少钱？

Teacher Li took 36 students to the zoo to watch the elephant show. Adult tickets are 30 yuan per person, and children are half price. How much does it cost to buy tickets?

<gadget id="calculator">30 / 2</gadget>
<output>15</output>
<gadget id="calculator">15 * 36</gadget>
<output>540</output>
<gadget id="calculator">30 + 540</gadget>
<output>570</output>
<result>570</result>


有一根长9米的铁丝，剪下它的(4/5)做成一个正方体框架，再在这个正方体的表面包一层铁皮，这个正方体的体积是多少立方米．

There is a 9-meter-long iron wire, cut off (4/5) to make a cube frame, and then wrap a layer of iron sheet on the surface of the cube, what is the volume of the cube in cubic meters?

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">9 * (4/5)</gadget>
<output>36/5 = around 7.2</output>
<gadget id="calculator">(36/5) / 12</gadget>
<output>3/5 = around 0.6</output>
<gadget id="calculator">(3/5) * (3/5) * (3/5)</gadget>
<output>27/125 = around 0.216</output>
<result>27/125 = around 0.216</result>


一个圆的周长是25.12cm，那么这个圆的面积是多少cm**2．

The circumference of a circle is 25.12cm, what is the area of the circle in cm**2.

<gadget id="calculator">25.12 / 3.14 / 2</gadget>
<output>4</output>
<gadget id="calculator">4 ** 2</gadget>
<output>16</output>
<gadget id="calculator">3.14 * 16</gadget>
<output>50.24</output>
<result>50.24</result>


要画一个直径是5cm的圆，圆规两脚之间的距离是多少cm

To draw a circle with a diameter of 5 cm, what is the distance between the two legs of the compass in cm

<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>
<result>5/2 = around 2.5</result>


某人上班步行，下班乘车，往返一次需1个半小时．如果他往返都乘车，则只需半个小时．如果他上下班都步行，需要花多少个小时．

A person walks to work and takes a bus to get off work. It takes one and a half hours to go back and forth. If he travels both ways, it will only take half an hour. How many hours would it take him to walk to and from get off work?

<gadget id="calculator">0.5 / 2</gadget>
<output>0.25</output>
<gadget id="calculator">1.5 - 0.25</gadget>
<output>1.25</output>
<gadget id="calculator">1.25 * 2</gadget>
<output>2.5</output>
<result>2.5</result>


一个高是12厘米的长方体木块正好横锯成三个大小相等的小正方体，它们表面积的和比原来长方体的表面积增加了多少平方厘米？

A cuboid block with a height of 12 cm is just cross-sawed into three small cubes of equal size. How many square centimeters does the sum of their surface areas increase from the surface area of the original cuboid?

<gadget id="calculator">12 / 3</gadget>
<output>4</output>
<gadget id="calculator">4 * 4 * 4</gadget>
<output>64</output>
<result>64</result>


一间健身房长10米，宽6米，如果用边长5分米的正方形地砖，铺满整个地面，至少需要多少块这样的地砖？

A gymnasium is 10 meters long and 6 meters wide. If square floor tiles with a side length of 5 decimeters are used to cover the entire floor, how many such floor tiles are needed at least?

<gadget id="calculator">5 / 10</gadget>
<output>1/2 = around 0.5</output>
<gadget id="calculator">(1/2) * (1/2)</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">6 / (1/4)</gadget>
<output>24</output>
<gadget id="calculator">10 * 24</gadget>
<output>240</output>
<result>240</result>


将一个棱长为n(n是正整数)的正方体木块的表面染上红色，然后切成n**3个棱长为l的小正方体，发现只有一个表面染有红色的小正方体的数量是恰有两个表面染有红色的小正方体的12倍，则n等于多少．

Dye the surface of a square wooden block with an edge length of n (n is a positive integer), and then cut it into n**3 small cubes with an edge length of l. It is found that the number of small cubes with only one surface dyed red is If there are exactly 12 times as many as two small cubes whose surfaces are dyed red, what is n equal to?


从小明家到学校的距离是2.6376千米，如果车轮每分钟转120圈，车轮的直径是70厘米，小明骑车需几分钟才能到学校？

The distance from Xiao Ming’s home to school is 2.6376 kilometers. If the wheel rotates 120 times per minute and the diameter of the wheel is 70 cm, how many minutes does it take Xiao Ming to get to school by bike?

<gadget id="calculator">3.14 * 70 * 120</gadget>
<output>26_376</output>
<gadget id="calculator">26_376 / 26_376</gadget>
<output>1</output>
<result>1</result>


水果店运来苹果160千克，梨240千克，运来的苹果和梨的总数是橘子的5倍．运来橘子多少千克？

The fruit shop shipped 160 kilograms of apples and 240 kilograms of pears. The total number of apples and pears shipped was five times that of oranges. How many kilograms of oranges are shipped?

<gadget id="calculator">160 + 240</gadget>
<output>400</output>
<gadget id="calculator">400 / 5</gadget>
<output>80</output>
<result>80</result>


<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 / 30</gadget>
<output>1/30 = around 0.033333</output>
<gadget id="calculator">1 / 144</gadget>
<output>1/144 = around 0.006944</output>
<gadget id="calculator">1 / 720</gadget>
<output>1/720 = around 0.001389</output>
<gadget id="calculator">(1/3) + 0.125 + (1/30) + (1/144) + (1/720)</gadget>
<output>0.5</output>
<result>0.5</result>


一台彩色电视机，原来售价3000元，降价(1/5)后，现价是多少元？

The original price of a color TV is 3,000 yuan. After the price is reduced (1/5), what is the current price?

<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">3_000 * (4/5)</gadget>
<output>2_400</output>
<result>2_400</result>


小明去外婆家住了7月、8月两个月，一共住了多少天．

Xiao Ming went to live at his grandmother's house for two months in July and August. How many days did he live in total?

<gadget id="calculator">31 + 31</gadget>
<output>62</output>
<result>62</result>


一个圆锥和一个圆柱等体积等高，圆柱底面积是15.6dm**2，圆锥底面积是多少dm**2．

A cone and a cylinder have the same volume and height, the area of the base of the cylinder is 15.6dm**2, what is the area of the base of the cone dm**2?

<gadget id="calculator">15.6 * 3</gadget>
<output>46.8</output>
<result>46.8</result>


垒球有39个，足球比垒球少17个，篮球的个数是足球的一半，篮球有多少个．

There are 39 softballs, 17 fewer footballs than softballs, half as many basketballs as footballs, how many basketballs are there?

<gadget id="calculator">39 - 17</gadget>
<output>22</output>
<gadget id="calculator">22 / 2</gadget>
<output>11</output>
<result>11</result>


在一个长8分米，宽6分米的长方形中，一共可以摆多少个边长1分米的小正方形．

In a rectangle with a length of 8 decimeters and a width of 6 decimeters, how many small squares with a side length of 1 decimeter can be placed in total.

<gadget id="calculator">8 / 1</gadget>
<output>8</output>
<gadget id="calculator">6 / 1</gadget>
<output>6</output>
<gadget id="calculator">8 * 6</gadget>
<output>48</output>
<result>48</result>


被除数是56，除数是8，商是多少？

The dividend is 56 and the divisor is 8. What is the quotient?

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


一台电冰箱2500元，比一台微波炉的4倍还贵100元，一台微波炉多少元？

A refrigerator costs 2,500 yuan, which is 100 yuan more than four times that of a microwave oven. How much is a microwave oven?

<gadget id="calculator">2_500 - 100</gadget>
<output>2_400</output>
<gadget id="calculator">2_400 / 4</gadget>
<output>600</output>
<result>600</result>


加工一批零件，原计划用20天，平均每天加工51个零件．实际每天加工60个零件．实际比原计划少用多少天？

Processing a batch of parts originally planned to take 20 days, with an average of 51 parts processed per day. Actually process 60 parts per day. How many days did it take less than originally planned?

<gadget id="calculator">51 * 20</gadget>
<output>1_020</output>
<gadget id="calculator">1_020 / 60</gadget>
<output>17</output>
<gadget id="calculator">20 - 17</gadget>
<output>3</output>
<result>3</result>


动物园是5路公共汽车和10路公共汽车的始发站，5路公共汽车每9分钟发一次车，10路公共汽车每12分钟发一次车．这两路公共汽车在8时同时发车后，至少再过多少分钟又同时发车？

The zoo is the departure station of the No. 5 bus and the No. 10 bus. The No. 5 bus departs every 9 minutes, and the No. 10 bus departs every 12 minutes. After the two buses depart at the same time at 8 o'clock, at least how many minutes later will they depart at the same time?

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


今年小刚的爸爸比小刚大24岁，3年后，小刚爸爸的年龄是小刚的3倍，小刚今年多少岁？

This year Xiaogang's father is 24 years older than Xiaogang. Three years later, Xiaogang's father will be three times as young as Xiaogang. How old is Xiaogang this year?

<gadget id="calculator">3 - 1</gadget>
<output>2</output>
<gadget id="calculator">24 / 2</gadget>
<output>12</output>
<gadget id="calculator">12 - 3</gadget>
<output>9</output>
<result>9</result>


某专业户计划给一块长250米、宽82米的长方形麦田施肥，每公顷施肥200千克，需要肥料多少千克？

A professional household plans to fertilize a rectangular wheat field with a length of 250 meters and a width of 82 meters, and fertilize 200 kilograms per hectare. How many kilograms of fertilizer are needed?

<gadget id="calculator">2.05 * 200</gadget>
<output>410</output>
<result>410</result>


一个车队有9辆汽车，一年共节约汽油6480千克．平均每辆汽车每月节约汽油多少千克？

There are 9 cars in a fleet, and a total of 6,480 kilograms of gasoline can be saved a year. How many kilograms of gasoline are saved per car per month on average?

<gadget id="calculator">6_480 / 9 / 12</gadget>
<output>60</output>
<result>60</result>


888个同学排成一个方阵做操．从前面往后数，小明是第15个；从左面往右数，小明是第30个．那么从后面往前数，小明是第多少个．

888 students lined up in a square to do exercises. Counting from the front to the back, Xiao Ming is the 15th; counting from the left to the right, Xiao Ming is the 30th. Then count from the back to the front, how many is Xiao Ming.

<gadget id="calculator">8 * 3</gadget>
<output>24</output>
<gadget id="calculator">24 - 15</gadget>
<output>9</output>
<gadget id="calculator">9 + 1</gadget>
<output>10</output>
<result>10</result>


汽车配件厂要加工2440个汽车零件，原来每天加工80个，工作20天后，每天多加工40个．剩下的还要加工多少天？

The auto parts factory has to process 2,440 auto parts. Originally, it processed 80 per day. After working for 20 days, it processed 40 more per day. How many days will it take to process the rest?

<gadget id="calculator">80 * 20</gadget>
<output>1_600</output>
<gadget id="calculator">2_440 - 1_600</gadget>
<output>840</output>
<gadget id="calculator">80 + 40</gadget>
<output>120</output>
<gadget id="calculator">840 / 120</gadget>
<output>7</output>
<result>7</result>


45和x的比等于25和8的比．

The ratio of 45 to x is equal to the ratio of 25 to 8.

<gadget id="calculator">45 * 8</gadget>
<output>360</output>
<gadget id="calculator">360 / 25</gadget>
<output>72/5 = around 14.4</output>
<result>72/5 = around 14.4</result>


一个圆柱形水桶，从里面量，高6分米，底面半径2分米．这个水桶能装水多少升？

A cylindrical bucket, measured from the inside, has a height of 6 decimeters and a base radius of 2 decimeters. How many liters of water can this bucket hold?

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">3.14 * 4 * 6</gadget>
<output>75.36</output>
<result>75.36</result>


有5名同学参加作文竞赛，其中4名同学的平均成绩是79分，加上张华的分数后，平均成绩为81分，张华得了多少分．

There are 5 students participating in the composition competition, and the average score of 4 of them is 79 points. After adding Zhang Hua's score, the average score is 81 points. How many points did Zhang Hua get?

<gadget id="calculator">81 * 5</gadget>
<output>405</output>
<gadget id="calculator">79 * 4</gadget>
<output>316</output>
<gadget id="calculator">405 - 316</gadget>
<output>89</output>
<result>89</result>


有一个分数，将它的分母加上2，得到(7/9)；如果将它的分母加上3，则得(3/4)．那么原来这个分数是多少．

There is a fraction, add 2 to its denominator, get (7/9); if add 3 to its denominator, get (3/4). So what is the original score.

<gadget id="calculator">3 - 2</gadget>
<output>1</output>
<gadget id="calculator">4 / 3</gadget>
<output>4/3 = around 1.333333</output>
<gadget id="calculator">9 / 7</gadget>
<output>9/7 = around 1.285714</output>
<gadget id="calculator">(4/3) - (9/7)</gadget>
<output>1/21 = around 0.047619</output>
<gadget id="calculator">1 / (1/21)</gadget>
<output>21</output>
<gadget id="calculator">7 / 9</gadget>
<output>7/9 = around 0.777778</output>
<gadget id="calculator">21 / (7/9)</gadget>
<output>27</output>
<gadget id="calculator">27 - 2</gadget>
<output>25</output>
<gadget id="calculator">21 / 25</gadget>
<output>21/25 = around 0.84</output>
<result>21/25 = around 0.84</result>


一个圆锥形沙堆，底面周长是12.56米，高6米，将这些沙铺在宽10米的道路上铺4厘米厚，可以铺多少米长？

conical pile of sand has a circumference of 12.56 meters and a height of 6 meters. If the sand is spread on a road with a width of 10 meters and a thickness of 4 centimeters, how many meters can be laid?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>
<gadget id="calculator">(1/3) * 3.14 * 4 * 6</gadget>
<output>25.12</output>
<gadget id="calculator">10 * 0.04</gadget>
<output>0.4</output>
<gadget id="calculator">25.12 / 0.4</gadget>
<output>62.8</output>
<result>62.8</result>


园林绿化队要栽一批树苗，第一天栽了总数的(1/4)，第二天栽了138棵，这时剩下的与已栽的棵数的比是3：5．这批树苗一共有多少棵？

The landscaping team wanted to plant a batch of saplings. They planted 1/4 of the total number on the first day, and 138 on the second day. At this time, the ratio of the remaining to the number of saplings planted was 3:5. How many saplings are there in total?

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>
<gadget id="calculator">(5/8) - (1/4)</gadget>
<output>3/8 = around 0.375</output>
<gadget id="calculator">138 / (3/8)</gadget>
<output>368</output>
<result>368</result>


一个平行四边形底为30厘米，高为18厘米，它比和它等底等高的三角形的面积大多少平方厘米．

A parallelogram with a base of 30 cm and a height of 18 cm is larger in square centimeters than the area of a triangle with the same base and height.

<gadget id="calculator">30 * 18</gadget>
<output>540</output>
<gadget id="calculator">18 / 2</gadget>
<output>9</output>
<gadget id="calculator">30 * 9</gadget>
<output>270</output>
<gadget id="calculator">540 - 270</gadget>
<output>270</output>
<result>270</result>


某公司连续五年参加了财产保险，每年的保险费率是0.3%，保险金额是3000万元，这个公司五年共交保险费多少元？

A company has participated in property insurance for five consecutive years. The annual insurance premium rate is 0.3%, and the insurance amount is 30 million yuan. How much is the total insurance premium paid by this company for five years?

<gadget id="calculator">90 * 5</gadget>
<output>450</output>
<result>450</result>


学校的花坛里种了35行菊花，每行168棵，一共种了多少棵？

There are 35 rows of chrysanthemums planted in the flower bed of the school, with 168 chrysanthemums in each row. How many chrysanthemums are planted in total?

<gadget id="calculator">168 * 35</gadget>
<output>5_880</output>
<result>5_880</result>


<gadget id="calculator">0.8 * 0.2</gadget>
<output>0.16</output>
<gadget id="calculator">0.16 + 1</gadget>
<output>1.16</output>
<gadget id="calculator">1.16 / 0.8</gadget>
<output>1.45</output>
<result>1.45</result>


一个长9分米，宽6分米，高10分米的长方体鱼缸里面盛有6分米的水，放入一个珊瑚石后，水深为8分米，这块珊瑚石的体积是多少立方分米？

A cuboid fish tank with a length of 9 decimeters, a width of 6 decimeters, and a height of 10 decimeters contains 6 decimeters of water. After putting a coral stone, the water depth is 8 decimeters. What is the volume of this coral stone? rice?

<gadget id="calculator">8 - 6</gadget>
<output>2</output>
<gadget id="calculator">9 * 6 * 2</gadget>
<output>108</output>
<result>108</result>


将一个长8厘米，宽4厘米的长方形纸板剪成两个大小相同的正方形，每个正方形的面积是多少平方厘米

Cut a rectangular cardboard with a length of 8 cm and a width of 4 cm into two squares of the same size, what is the area of each square in square centimeters

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


<gadget id="calculator">20_000 - 19_900</gadget>
<output>100</output>
<result>100</result>


3042乘以一个自然数A，乘积是一个整数的平方，那么A最小是多少．

Multiply 3042 by a natural number A, the product is the square of an integer, then what is the minimum value of A.


5路公共汽车行驶路线全长15千米，每相邻的两站间距离是1.5千米，一共需要设置多少个站点．(始发站和终点站不计)

The total length of the No. 5 bus route is 15 kilometers, and the distance between two adjacent stations is 1.5 kilometers. How many stations need to be set up in total? (Departure station and terminal station are not counted)

<gadget id="calculator">15 / 1.5</gadget>
<output>10</output>
<gadget id="calculator">10 + 1</gadget>
<output>11</output>
<result>11</result>


甲乙两个修路队同时从两端修一段公路，在距离中点15米处相遇．已知甲队修的是全长的(2/5)，这段公路全长多少米？

Two road construction teams A and B build a section of road from both ends at the same time, and meet at a distance of 15 meters from the midpoint. It is known that team A is repairing the full length (2/5), how many meters is the total length of this section of road?

<gadget id="calculator">15 * 2</gadget>
<output>30</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">(3/5) - (2/5)</gadget>
<output>1/5 = around 0.2</output>
<gadget id="calculator">30 / (1/5)</gadget>
<output>150</output>
<result>150</result>


甲、乙两队合修一段公路，甲队每天完成总数的(1/25)，乙队每天完成36米，经过10天后全部完成，这段公路长多少米？

Team A and Team B jointly build a section of road. Team A completes (1/25) of the total amount every day, and Team B completes 36 meters every day. After 10 days, all of them are completed. How long is this section of road in meters?

<gadget id="calculator">36 * 10</gadget>
<output>360</output>
<gadget id="calculator">1 / 25</gadget>
<output>1/25 = around 0.04</output>
<gadget id="calculator">(1/25) * 10</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">360 / (3/5)</gadget>
<output>600</output>
<result>600</result>


有这样一组数据：4、7、12、8、N、10，这组数据的中位数为9，那么这组数据的众数是多少

There is such a set of data: 4, 7, 12, 8, N, 10, the median of this set of data is 9, then what is the mode of this set of data

<gadget id="calculator">9 * 2</gadget>
<output>18</output>
<gadget id="calculator">18 - 8</gadget>
<output>10</output>
<result>10</result>


如果一个大圆的半径是一个小圆半径的4倍，那么大圆的面积是小圆面积的多少倍？

If the radius of a large circle is 4 times the radius of a small circle, how many times the area of the large circle is the area of the small circle?


一种铜锡合金中铜与锡的重量比是8：9．现在有5600千克铜，需要加多少锡才能制成这种合金？(用比例解)

The weight ratio of copper to tin in a copper-tin alloy is 8:9. Now there are 5600 kg of copper, how much tin needs to be added to make this alloy? (Solve with ratio)

<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>
<gadget id="calculator">5_600 / (8/9)</gadget>
<output>6_300</output>
<result>6_300</result>


圆锥和圆柱底面积相等，圆柱的高是圆锥的1(2/3)，圆柱体积是圆锥的多少．

The area of the base of the cone and the cylinder are equal, the height of the cylinder is 1(2/3) of the cone, and the volume of the cylinder is equal to that of the cone.


用铁皮制作20节通风管，每节长60cm，底面半径15cm，至少需要铁皮多少平方米？(得数保留两位小数)

Make 20 ventilation pipes with iron sheets, each section is 60cm long, and the bottom radius is 15cm. How many square meters of iron sheets are needed at least? (retain two decimal places)


有一堆沙，第一天用去它的(1/3)，第二天用去余下的(2/3)，这时，余下的沙比第一天所用的少40吨，第一天用去多少吨沙？

There is a pile of sand, use it (1/3) on the first day, and use the rest (2/3) on the second day. At this time, the remaining sand is 40 tons less than that used on the first day. How many tons of sand to go?

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>
<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>
<gadget id="calculator">(2/3) * (2/3)</gadget>
<output>4/9 = around 0.444444</output>
<gadget id="calculator">1 - (1/3) - (4/9)</gadget>
<output>2/9 = around 0.222222</output>
<gadget id="calculator">(1/3) - (2/9)</gadget>
<output>1/9 = around 0.111111</output>
<gadget id="calculator">40 / (1/9)</gadget>
<output>360</output>
<gadget id="calculator">360 * (1/3)</gadget>
<output>120</output>
<result>120</result>


For two numbers a and b, define a new operation a*b=a*b+a+b, then 1*2+2*3=how much.

<gadget id="calculator">1 * 2</gadget>
<output>2</output>
<gadget id="calculator">2 + 1 + 2</gadget>
<output>5</output>
<gadget id="calculator">2 * 3</gadget>
<output>6</output>
<gadget id="calculator">6 + 2 + 3</gadget>
<output>11</output>
<gadget id="calculator">5 + 11</gadget>
<output>16</output>
<result>16</result>


快、慢两车同时从两地相向而行，4小时后在距离中点48千米处相遇．慢车每小时行60千米，则两地相距多少千米．

The fast and the slow two cars go towards each other from the two places at the same time, and meet at a distance of 48 kilometers from the midpoint after 4 hours. If the slow train travels 60 kilometers per hour, what is the distance in kilometers between the two places?

<gadget id="calculator">60 * 4</gadget>
<output>240</output>
<gadget id="calculator">240 + 48</gadget>
<output>288</output>
<gadget id="calculator">288 * 2</gadget>
<output>576</output>
<result>576</result>


在边长20厘米的正方形内画一个最大的圆，这个圆的面积是多少平方厘米．

Draw the largest circle in a square with side length 20 cm, what is the area of the circle in square centimeters?

<gadget id="calculator">20 / 2</gadget>
<output>10</output>
<gadget id="calculator">10 ** 2</gadget>
<output>100</output>
<gadget id="calculator">3.14 * 100</gadget>
<output>314</output>
<result>314</result>


一堆煤运走(4/7)后还剩6吨，这堆煤原有几吨？(先写相等关系，再用方程解答)

After a pile of coal is transported away (4/7), there are still 6 tons left. How many tons is this pile of coal? (Write the equality relationship first, and then use the equation to solve it)

<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">6 / (3/7)</gadget>
<output>14</output>
<result>14</result>


一个分数，如果分子与分母的最大公因数是13，经约分得(3/4)，那么这个分数是多少．

fraction, if the greatest common factor of the numerator and the denominator is 13, the fraction is (3/4), then what is the fraction.

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


修一条公路总长124千米，前20天修了15.5千米．照这样计算，修完这条公路还要多少天？(用比例解)

The total length of a highway is 124 kilometers, and 15.5 kilometers were repaired in the first 20 days. According to this calculation, how many days will it take to complete the road? (Solve with ratio)

<gadget id="calculator">124 - 15.5</gadget>
<output>108.5</output>
<gadget id="calculator">108.5 * 20</gadget>
<output>2_170</output>
<gadget id="calculator">2_170 / 15.5</gadget>
<output>140</output>
<result>140</result>


五3班学生分组进行综合实践活动，每组6人或每组7人都余5人，五3班最少有多少名学生．

Class 5 and Class 3 students are divided into groups for comprehensive practical activities. There are 6 students in each group or 7 students in each group, and there are 5 students in each group. How many students should there be at least in Class 5 and Class 3?

<gadget id="calculator">6 * 7</gadget>
<output>42</output>
<gadget id="calculator">42 + 5</gadget>
<output>47</output>
<result>47</result>


有一块三角形小麦地，高30米，比底长18米，这块地面积是多少平方米？

There is a triangular wheat field, which is 30 meters high and 18 meters longer than the base. What is the area of this field in square meters?

<gadget id="calculator">30 - 18</gadget>
<output>12</output>
<gadget id="calculator">12 / 2</gadget>
<output>6</output>
<gadget id="calculator">30 * 6</gadget>
<output>180</output>
<result>180</result>


家友超市一周能销售630千克梨，便民超市7天能销售420千克梨，家友超市平均每天比便民超市多销售多少千克梨？

Jiayou Supermarket can sell 630 kilograms of pears a week, and Convenience Supermarket can sell 420 kilograms of pears in 7 days. On average, how many kilograms more pears does Jiayou Supermarket sell per day than Convenience Supermarket?

<gadget id="calculator">630 / 7</gadget>
<output>90</output>
<gadget id="calculator">420 / 7</gadget>
<output>60</output>
<gadget id="calculator">90 - 60</gadget>
<output>30</output>
<result>30</result>


48人参加乒乓球双打，可以分成多少组．

How many groups can 48 players be divided into in table tennis doubles?

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


用彩带捆扎一个圆柱形的蛋糕盒，打结处正好是底面圆心，打结用去彩带25厘米，这个圆柱的底面直径是29厘米，高是15厘米，扎这个蛋糕盒至少用去多少厘米彩带？

Tie a cylindrical cake box with ribbons, the knot is just the center of the bottom surface, and 25 cm of ribbons are used for knotting. The diameter of the bottom of this cylinder is 29 cm, and the height is 15 cm. How many centimeters of ribbons are used to tie the cake box? ?

<gadget id="calculator">29 * 4</gadget>
<output>116</output>
<gadget id="calculator">15 * 4</gadget>
<output>60</output>
<gadget id="calculator">116 + 60 + 25</gadget>
<output>201</output>
<result>201</result>


在一条长8千米的公路旁，一共栽了860棵杨树，604棵柳树，平均每千米栽了多少棵树？

total of 860 poplars and 604 willows were planted beside an 8-kilometer-long road. How many trees were planted per kilometer on average?

<gadget id="calculator">860 + 604</gadget>
<output>1_464</output>
<gadget id="calculator">1_464 / 8</gadget>
<output>183</output>
<result>183</result>


电脑公司第一天装配电脑75台，第二天装配电脑65台，两天装配的电脑相当于总量的(2/5)，经理说第一天装了总量的(3/14)，他说得对吗？

The computer company assembled 75 computers on the first day, and 65 computers on the second day. The computers assembled in two days were equivalent to (2/5) of the total amount. The manager said that (3/14) of the total amount was installed on the first day. Is he right?

<gadget id="calculator">75 + 65</gadget>
<output>140</output>
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>
<gadget id="calculator">140 / (2/5)</gadget>
<output>350</output>
<gadget id="calculator">75 / 350</gadget>
<output>3/14 = around 0.214286</output>
<result>3/14 = around 0.214286</result>


<gadget id="calculator">0.75 + 0.2</gadget>
<output>0.95</output>
<gadget id="calculator">0.95 / 0.25</gadget>
<output>3.8</output>
<gadget id="calculator">250 / 100</gadget>
<output>5/2 = around 2.5</output>
<gadget id="calculator">3.8 * (5/2)</gadget>
<output>9.5</output>
<result>9.5</result>


在一次期末考试中，六2班学生中95%语文及格，有91%的学生语、数都及格，2%的学生语、数都不及格，数学及格的学生占多少．

In a final exam, 95% of the students in Class 6 and 2 passed Chinese, 91% passed both language and mathematics, 2% failed language and mathematics, and how many students passed mathematics.

<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>
<gadget id="calculator">91 / 100</gadget>
<output>91/100 = around 0.91</output>
<gadget id="calculator">(19/20) - (91/100)</gadget>
<output>1/25 = around 0.04</output>
<gadget id="calculator">2 / 100</gadget>
<output>1/50 = around 0.02</output>
<gadget id="calculator">1 - (1/25) - (1/50)</gadget>
<output>47/50 = around 0.94</output>
<result>47/50 = around 0.94</result>


劳动课上，同学们学煎鱼，鱼的两面都要煎，锅里一次最多可以放四条鱼，每煎一面要5分钟，煎6条鱼至少要多少分钟？

In the labor class, the students learn to fry fish. Both sides of the fish must be fried. You can put up to four fish in the pot at a time. It takes 5 minutes to fry each side. How many minutes does it take to fry 6 fish at least?

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


某城市一天早晨的气温为18℃，中午上升了5℃，夜间又下降了11℃，那么这天夜间的气温是多少℃？

If the temperature in a certain city is 18°C in the morning, rises by 5°C at noon, and drops by 11°C at night, what is the temperature at night?

<gadget id="calculator">5 - 11</gadget>
<output>-6</output>
<gadget id="calculator">18 + (-6)</gadget>
<output>12</output>
<result>12</result>


服装厂女职工人数是男职工的(5/12)．有16名男职工和30名女职工离职，现在女职工与男职工人数的比是3：8．服装厂现在有男职工多少人？

The number of female workers in garment factories is as many as male workers (5/12). There are 16 male employees and 30 female employees leaving the company. Now the ratio of female employees to male employees is 3:8. How many male workers are there in the garment factory now?

<gadget id="calculator">12 / 5</gadget>
<output>12/5 = around 2.4</output>
<gadget id="calculator">(12/5) * 30</gadget>
<output>72</output>
<gadget id="calculator">72 - 16</gadget>
<output>56</output>
<gadget id="calculator">(12/5) * 3</gadget>
<output>36/5 = around 7.2</output>
<gadget id="calculator">8 - (36/5)</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">56 / (4/5)</gadget>
<output>70</output>
<gadget id="calculator">8 * 70</gadget>
<output>560</output>
<result>560</result>


□和△都是整数，计算□/△，结果是：商是10，余数为5．那么□的最小值是多少．

Both □ and △ are integers, calculate □/△, the result is: the quotient is 10, and the remainder is 5. Then what is the minimum value of □.

<gadget id="calculator">5 + 1</gadget>
<output>6</output>
<gadget id="calculator">6 * 10</gadget>
<output>60</output>
<gadget id="calculator">60 + 5</gadget>
<output>65</output>
<result>65</result>


华师附中番禺小学食堂运来500千克大米，吃了325千克，剩下的可以吃7天，平均每天吃多少千克？

The canteen of Panyu Elementary School attached to Huashi Normal University brought 500 kilograms of rice and ate 325 kilograms. The rest can be eaten for 7 days. How many kilograms do you eat per day on average?

<gadget id="calculator">500 - 325</gadget>
<output>175</output>
<gadget id="calculator">175 / 7</gadget>
<output>25</output>
<result>25</result>


一个长方形，如果它的长增加(1/3)，宽增加(1/4)，那么新的长方形的面积比原来增加多少

For a rectangle, if its length increases (1/3) and its width increases (1/4), how much does the area of the new rectangle increase compared to the original

<gadget id="calculator">3 / 1</gadget>
<output>3</output>
<gadget id="calculator">1 + 3</gadget>
<output>4</output>
<gadget id="calculator">4 / 1</gadget>
<output>4</output>
<gadget id="calculator">1 + 4</gadget>
<output>5</output>
<gadget id="calculator">5 / 3</gadget>
<output>5/3 = around 1.666667</output>
<gadget id="calculator">(5/3) - 1</gadget>
<output>2/3 = around 0.666667</output>
<result>2/3 = around 0.666667</result>


一堆煤，如果用4辆车来运，每辆车需运5吨才能运完，如果用5辆车来运，每辆车需运几吨？(用比例知识解)

If a pile of coal is transported by 4 vehicles, each vehicle needs to transport 5 tons to finish it. If it is transported by 5 vehicles, how many tons does each vehicle need to transport? (Solution with proportional knowledge)

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


课外小组到海边捡贝壳，8人1.5小时共捡贝壳564个，平均每人每小时捡贝壳多少个？

The extra-curricular group went to the beach to pick up shells, 8 people picked up 564 shells in 1.5 hours, how many shells did each person pick up per hour on average?

<gadget id="calculator">564 / 8 / 1.5</gadget>
<output>47</output>
<result>47</result>


一共有900本书，六年级分得(2/9)，分给五年级的本数相当于六年级的(4/5)．五年级分得多少本？

There are a total of 900 books, the sixth grade gets (2/9), and the number of books assigned to the fifth grade is equivalent to that of the sixth grade (4/5). How many books are assigned to the fifth grade?

<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>
<gadget id="calculator">900 * (2/9) * (4/5)</gadget>
<output>160</output>
<result>160</result>


一根长60厘米的铁丝围成一个长方形，长比宽长8厘米，这个长方形的面积是多少平方厘米．

A wire 60 cm long forms a rectangle whose length is 8 cm longer than its width. What is the area of the rectangle in square centimeters?

<gadget id="calculator">60 / 2</gadget>
<output>30</output>
<gadget id="calculator">30 + 8</gadget>
<output>38</output>
<gadget id="calculator">38 / 2</gadget>
<output>19</output>
<gadget id="calculator">30 - 19</gadget>
<output>11</output>
<gadget id="calculator">19 * 11</gadget>
<output>209</output>
<result>209</result>