1, Li Jiayou 15 yuan, Wang Bo has 23 yuan money, and each of them has an average of () yuan; Wang Bo gave angel lee () yuan, and they both had the same amount of money.

2. According to the relative position relationship, the edges of a cuboid can be divided into () groups, and each group has ().

3, a cube with a length of 4 decimeters, the sum of its lengths is () decimeters.

4. If the sum of the side lengths of a cube is 24a, then one side length is (), the surface area is () and the volume is ().

5. After four cubes with side length of 1cm are spliced into a cuboid, the maximum surface area of this cuboid is () cm2, and the minimum surface area is () cm2.

6. The bottom area of a cuboid is 30 square decimeters, the height is 4 decimeters, and the volume is () cubic decimeters.

7. A 2 cm long cube with a surface area of () square centimeters and a volume of () cubic centimeters.

8, 3 cubic meters = () cubic decimeter

9, 0.45 cubic decimeter = () cubic centimeter

10,6200 cubic centimeters = () cubic decimeter

1 1.56 square centimeter = () square decimeter

12, 15 liter = () ml.

13，4300ml = () L。

14,3.5 cubic decimeter = () liter = () ml.

15500ml = () cubic centimeter = () cubic decimeter.

16, the least common multiple of three consecutive prime numbers is 105, and these three numbers are (), () and () respectively.

17, the maximum number that can be divisible by 2, 5 and 3 at the same time is ().

18, the number is written directly.

0.9×6= 0. 12×6= 6.8÷4= 0.72÷ 12=

0.24×2= 1.2÷3= 14×0.5= 9.6÷6=

1.6×5= 0.48÷6= 12.5÷5= 0. 12×5=

4.6÷23= 1.6÷0.8= 7.2÷0.6= 3.9÷3.9=

1.8×0.5= 6.3÷9= 3.7+4.8= 0÷6.8 1=

2.5÷ 10= 0. 15×8= 4.2÷ 14= 16-5.7=

8÷0.5= 0.32÷ 16= 0.5× 1. 1= 0.5+0. 14=

1.25×4= 6.3÷2. 1= 0.92÷4= 6÷ 1.2=

0.4÷8= 7.6-3.8= 6.2+ 1.7= 0.56÷ 14=

0.25+3. 1+ 1.75= 10- 1.8-2.2=

4.8×0.2×0.5= 0.3÷0.5÷2=

3.5×2= 4.8÷ 1.2= 0.24×4=

8.7-5.6= 5.6÷8= 0.7+0.43=

13.5×0.5 0.056×0. 15 1.69÷26 1 17÷36

19.4×6. 1×2.3 5.67×0.2-0.62

18. 1×0.92+3.93 0.043×0.24+0.875

0.4×0.7×0.25 0.75× 102 100-56.23

0.78+5.436+ 1 4.07×0.86+9. 125

0.7×X = 17.5×0.38 = 1.65 9.2-X = 0.43

X÷0. 15 = 12.4 X×0.7 = 10.5 16.9÷X = 0. 13

42÷28 7.2÷ 16+0.8 19.8÷3.3

2.8×3.6+ 1.4×2.8

(3.2+0. 128) ÷0.8

X-24.3=5 1.2 (write out the inspection process)

3.2x=2.56 (write out the inspection process)

10.8-x=4.65

4.5÷x= 1.5

1.05x=420 (write test

16.4÷25÷0.04

2.6-7.2 1÷3.5

67.5÷2.25×4.02

1058.4÷2.4÷35

0.36÷0. 12÷3

0.26×70.75÷6.5

7.8×(23.4÷7.8)

32648÷ 10.6-□=

0.63÷2.8=

10.8 1÷4.6×0.38

3.84×0.45÷ 1.2

0.63÷2.8=

8.4÷0.6- 1.75

22.25÷(32÷ 12.8)

0. 15÷0.3÷0.5

application problem

1. A number plus its 2.4 times is 18.7. Find this number. (solved by equation)

An elephant and a cat are both 77 years old. As we all know, elephants are 10 times bigger than cats. How old is the cat? (Equation solving)

3. Wang Ming bought three large horizontal grids and five small composition books with 2.6 yuan. It is known that each large horizontal grid book is 0.28 yuan more expensive than each small composition book. What is the unit price of each of these two books? (Equation solving)

4. The garment factory processes 40 sets of garments with cloth 180m, and each coat uses 0.5m more cloth than each pair of trousers. How many meters of cloth is used for each coat? (Equation solving)

5. Two cars, A and B, travel in opposite directions from two places 367 kilometers apart. After 4.2 hours, the distance between the two cars is still 28.9 kilometers. If Party A drives 0.5 kilometers more than Party B per hour, how many kilometers does Party B drive per hour?

6. List the equation and find the solution of the equation: 7 times of a number is equal to 2 times of this number 10, and find this number?

7. What number plus 20 equals the product of 2 1? (Equation solving)

8. Party A and Party B * * * process 500 parts. It is known that Party A processes 70 more parts than Party B. How many parts do they process respectively?

9. The circumference of a rectangle is 30 meters, and its length is twice its width. What is the width of the rectangle? (Equation solving)

10. There are 120 workers in a workshop, and the number of female workers is less than that of male workers 15 times. What are the numbers of male and female workers respectively? (Equation solving)

1 1. Put a cube with a surface area of 24 square centimeters on a cuboid with a surface area of 64 square centimeters. What is the surface area of this newly composed object?

12. There is a board 2.5 meters long. After being cut into two sections along the long section, the surface area increased by 1.2 cm2. What is the original volume of the board?

13, the average age of Party A and Party B is 1 1 year, the average age of Party B and Party C is 9 years, and the average age of Party A, Party B and Party C is1year. How old is Party A?

14, find the greatest common divisor and the least common multiple of each group of the following numbers.

(1)30 and 60 (2)75 and 105

(3) 12, 2 1 and 30 (least common multiple only)

15, the greatest common divisor of A and B is 4, and the least common multiple is 60. Given that the number A is 12, what is the number B?

16, 1. The following are the English scores of the first group of students in Class One, Grade Five. Please work out the average score.

Student number score student number score

1 98 2 74

3 89 4 100

5 95 6 90

17. The cuboid is 16m in length, 5m in width and 4m in height. What is its surface area and volume?

18, a cubic oil tank, measured from the inside, with a length of 6.5 decimeters. If each liter of gasoline weighs 0.74 kilograms, how many kilograms of gasoline can this tank hold? (Numbers are reserved as integers)

19. The Yangtze River is 955 kilometers longer than the Yellow River, and the Yangtze River and the Yellow River are 10645 kilometers longer. How many kilometers are there in the Yangtze River and the Yellow River?

20. A basket of apples is 20 kilograms less than a basket of pears, and the weight of each basket of pears is 1.5 times that of each basket of apples. How many kilograms are there in each basket of apples and pears?

2 1.A and B set off from two docks 350km apart at the same time and meet after 7 hours. It is known that the speed of A is 6km faster than that of B. What are the speeds of A and B respectively? (Equation solving)

22. The car starts from one place, and after 60 kilometers, the motorcycle also starts from another place. Three hours after the motorcycle set off, it arrived at B at the same time as the car. The speed of motorcycle is 0.5 times that of 65438+ car. What is the distance between a and b?

23. A construction team rebuilt a bungalow. In the first stage, half of the demolition tasks will be completed, and 30 rooms will be demolished every day. In the second stage, the rest will be completed. In the second stage, more rooms are demolished 15 per day than in the first stage, and the two stages take * * 3.5 days/kloc-0. How many rooms are there in this old bungalow?

24. A water pipe is 48 meters long and needs to be divided into two sections, so that the first section is 5.6 meters longer than the second. What are the lengths of these two water pipes?

25. There are three kinds of coins: RMB 1, RMB 2 and RMB 5 * * 4 yuan. As we all know, the number of each coin is equal. How many coins are there in each coin? (Equation solving)

26. The distance between Station A and bilibili is 240 kilometers, and two trains leave from both places at the same time. After four hours of meeting, I know that the speed of the bus is 0.4 times that of the 65438+ truck. What's the speed of these two trains? (column equation solution)

27. The average number of students in Class A and Class B is 43. Class A has four more people than Class B. How many people are there in Class A and Class B respectively? (Equation solving)

28. Wang Xiaoming scored 88 points in Chinese, 85 points in foreign languages, 90 points in common sense, 80 points in physical education, and 3 points more in mathematics than in five subjects. What is the average score of mathematics and five subjects? (Equation solving)

29. A bus and a truck are driving in opposite directions at the same time. The bus is faster than the truck per hour 16 km. Four hours later, the two cars are 400 kilometers apart. What are the speeds of buses and trucks?

30. The average of A, B and C is 1, A is 2. 1, B is twice that of C, what is C? (Equation solving)

3 1. Pears are packed in baskets of 50kg each. Missing 1 basket. If each basket contains 50 kilograms, there will be one more basket. How many baskets and pears are there?

32. All the students in Grade Five took two math exams. Four people passed the first test, three times more than those who failed. The number of people who passed the second test increased by five, which is exactly six times that of those who failed. How many students are there in Grade Five? (Equation solving)

33. In Dongfang Primary School, there are 65,438+02 students in the math group. In a math exam, Li Hua called in sick. 1 1 The average score of the students was 85. Li Hua's make-up exam score is 5.5 points higher than the average score of 12 students. How many points did Li Hua get in the exam?

34. There are two grain depots, A and B. The stock grain weight of A is 30 tons more than that of B. The stock grain of A is 1 14 tons. How many tons is the stock grain of B? (Equation solving)

35. Two trains, A and B, leave from two cities 460 kilometers apart at the same time and meet in four hours. Train A runs 60 kilometers per hour. How many kilometers per hour is the B train? (Equation solving)

36. There are 192 tons of chemical fertilizer on the station. After three days of automobile transportation, there is still 120 tons of chemical fertilizer on the station. How many tons of fertilizer does this car transport on average every day? (Equation solving)

This farm tool factory plans to produce 300 new farm tools. Twenty pieces have been produced every day for three consecutive days, and the rest will be completed in five days. How many pieces are produced on average every day?

38. Four Seasons Fresh Fruit Store delivered 85 cases of oranges and 0/20 cases of apples. These two fruits weigh * * * together 1725 kg. Citrus weighs 9 kilograms per box, and apples weigh several kilograms per box. (Equation solving)

The students in Grade Five planted 34 fewer trees than those in Class Two. There are 52 people in Class One, with an average of 8 trees per person, and 45 people in Class Two, with an average of several trees per person. (Equation solving)

40. After a bus left the starting station, 105 people got on and 1 13 people got off. When it arrived at the terminal, there were 58 people on board. How many people were on the bus when it left the starting station? (Equation solving)

4 1. To transport 64 tons of cement in a construction site, six vehicles with a load of 4 tons are used first, and the rest are transported by vehicles with a load of 5 tons at one time. How many such cars do you need? (Equation solving)

42. A trapezoidal steel plate with an area of 256 square centimeters, a height of 16 centimeters, an upper bottom of 12 centimeters and a lower bottom of several centimeters? (Equation solving)

43. The school bought eight basketballs first, and then 12 football. The price of basketball is lower than football. 48 yuan, how much is each football 36 yuan and each basketball? (Equation solving)

44. The distance between Party A and Party B is 560 kilometers. Two cars, A and B, leave from A and B at the same time and meet in 8 hours. Car A travels 40 kilometers per hour, and how many kilometers does car B travel per hour?

45. Yumin Primary School bought five identical buckets and nine identical thermos bottles and paid 186.5 yuan. Given the price of each bucket, how much is each thermos?

46. Eight trucks and 12 trolleys were used to transport 54 tons of goods. The load capacity of each truck is 4.5 tons. What is the load capacity of each car? (Equation solving)

47. A pile of 4.5 tons of brass has been shipped 1.5 tons. The rest will be delivered in three times. How many tons are transported on average? (Equation)

48. Master Wang produced 840 pieces in February, with 120 pieces less than 1 month/0.5 times. How many parts did he produce in January? (solve by equation.

49. The production team planted 150 hectares of rice. Transplanting an average of 28 hectares a day in the first three days, and the rest are required to be completed in two days. How many hectares of rice are transplanted every day? (Equation solving)

50. The cultivated land of tractor A is 120 hectares, which is 4.8 hectares less than that of tractor B. How many hectares is the cultivated land of tractor B? (Equation solving)

5 1. Party A and Party B shall typeset 2 144 words every 8 hours, and Party A shall typeset 144 words every hour. How many words does Party B typeset per hour? (Equation solving)

52. The fifth-grade students grow sunflowers. (1) is 54 strains less than that of class (2). There are 40 people in class one, with an average of 6 plants per person, and 42 people in class two. How many plants per person? (Equation solving)

53. Three pens are more expensive than four ballpoint pens, 2.3 yuan. The price of each ballpoint pen is 1.45 yuan. How much is each pen? (Equation solving)

57. It takes about 365 days for the Earth to go around the sun, which is four times longer than that for Mercury. It takes 13 days. How many days does it take for Mercury to go around the sun (equation solution)?

58. The distance between A and B is 4 14 km. An express train and a local train leave from two cities at the same time and meet in 4.5 hours. It is known that the average speed of the local train is 32 kilometers per hour, and the average speed of the express train is how many kilometers per hour? (Equation solving)

59. A machinery factory produced 65,438+050 machine tools every month this year, 30 less than last year's monthly output. How many machine tools were produced every month last year? (solved by equation)

60. 20 eggs with the same weight and 32 duck eggs with the same weight weigh 4.4 kg, and each duck egg is 0. 1 kg. How much does each egg weigh?

6 1. Master Wang plans to produce 120 parts per day, and the number of parts actually produced in 8 days is equivalent to the planned output 15 days. How many parts are actually produced every day? (solve by equation.

62. The income of a professional household is 3,600 yuan this year, which is three times less than last year. What was your income last year, 200 yuan? Solve by equation,

63. Ship A loaded 124 tons, three times more than ship B. How many tons did ship B load?

64. Buy five pencils and four exercise books, and spend * * * 1.3 yuan. It is known that each pencil 1 angle. Find out the price of each exercise book. (solved by equation)

65. It took master and apprentice 15 days to produce 1800 machine parts, and the apprentice produced 50 pieces every day. How many pieces does the master produce every day? (Equation solving)

66. Students from Hongxing Primary School take part in tree planting activities. A total of 65,438+064 trees were planted in the fifth grade, 65,438+06 fewer than in the fourth grade. How many trees were planted in the fourth grade? (Equation solving)

67. Build a canal with a length of 1 500m. The two teams will build from both ends to the middle at the same time. 10 days later, there are 70m left. Team A will build 68m every day. Find the number of meters that Team B will build every day, and solve it with the equation.

68. The distance between cities A and B is 750 kilometers. An express train and a local train leave from City A and City B respectively at the same time. Six hours later, two trains met. The local train runs 60 kilometers per hour. How many kilometers does the express run per hour? (Equation solving)

69. Practice long-distance running in winter. Xiaoming ran 100 km this year, which is twice as much as last year's and more than 8 km. How many kilometers did Xiaoming run last year? (Equation solving)

70. Garden Primary School bought 10 basketball and eight soccer balls to go to 780 yuan. Given each football 35 yuan, how much is each basketball? (Equation solving)

7 1. The school planted 100 poplars, 40 fewer than pine trees. How many pine trees have been planted? (Equation solving)

72. The children made red flowers. 1 class (1) earned 100, 20 less than 1 class (2). How much did Class One (2) do? (Equation solving)

73. Solve the application problem by solving the equation: A water pump factory produces 65,438+000 pumps per month this year, 40 less than twice the average monthly output last year. How many pumps were produced every month last year?

74. In the school's science and technology group, 85 students participated in the sixth grade, more than five times as many as those in the fifth grade. What's the number of people who join the science and technology group in grade five? (Equation solving)

75. Eight baskets of apples and six baskets of pears weigh 520 kilograms. If each basket of apples weighs 35 kilograms, how many kilograms does each basket of pears weigh on average?

76. A street is1672m long. Two students, A and B, walked across the street at the same time. Party A rides a bike for 350 meters in each branch, and Party B walks. Four minutes later, they met and asked Party B how many meters per hour? (Equation solving)

77. List the equations and find their solutions. A number 80 times larger than a number is 280. What's this number?

78. A triangular field, with an area of 960 square meters, is 30 meters high and how many meters is the bottom? (Equation solving)

79. Make a rectangle with 75 cm long iron wire, so that the width of the rectangle is 7.5 cm. How long is it? (Equation solving)

80. There is a trapezoidal plot with an area of 100 square meter. Its height is10m, and its bottom is15.6m.. What is a sole? (Equation solving)

8 1. Mom bought 6 kilograms of apples, each kilogram of 3.2 yuan, and paid it to the shop assistant 20 yuan. How much should I get back? (Equation solving)

82. The circumference of a rectangle is 28 meters, the length is 8 meters, and the width is how many meters?

83. The garment factory has made 360 sets of clothes out of 760 sets. The remaining eight days will be completed. How many sets will you make on average every day? (Equation solving)

84. Teacher Zhang went to the store to buy four basketballs, paid 20 yuan and took them back to 0.8 yuan. What's the price of each basketball? (column equation solution)

85. The trapezoidal vegetable field covers an area of 122.55 square meters, with an upper bottom length of 18.6 meters and a lower bottom length of 7.2 meters. What's your height? (Equation solving)

86. The base angle of an isosceles triangle is 65 degrees. What is its vertex angle? (Equation solving)

87. List the equations and find their solutions.

The multiple of 12 is exactly 4.2. What's this number?

88. A rectangular playground with a circumference of120m, a length of 40m and a width of several metres? (Equation solving)

Class 89.5 (3) bought 25 new dictionaries for primary school students, handed them over to 1 10 yuan, and got back 3.75 yuan. How much is each dictionary? (Equation solving)

90. The upper bottom of a trapezoid is 0.8 meters, the lower bottom is 1.6 meters, and the area is 4.32 square meters. What is the height of this trapezoid? (Equation solving)

9 1. A canteen has 375 tons of coal, and after five months of use, there are 25 tons left. How many tons of coal does this canteen use on average every month? (column equation solution

92. The trapezoidal area is 80 square centimeters. It is known that its bottom is 20 cm and its height is 5 cm. What is a sole?

If you subtract the product of 25 and 0.4 from a number, the difference is 14. Find this number. (solved by equation)

94. List the equations and find their solutions.

If you subtract the product of 4.2 and 5 from a number, the difference is 16. Find this number.

95. Miss Wang went to the sporting goods store to buy a 14 badminton racket, handed it over to 100 and took it back to 2 yuan. How much is each badminton racket? (Equation solving)

96. Yucai Primary School has a rectangular playground with a circumference of 400 meters. It is known that its width is 80 meters. What's its length? (Equation solving)

97. The trapezoid has an upper bottom of 0.8m, a height of1.8m and an area of 4.32m.. What is the bottom of this trapezoid? (Equation solving)

98. The garment workshop has produced 680 coats of the same model, and 230 coats have been produced. The rest will be completed in 6 days. How many pieces are produced on average every day? (solve by equation.

99. 3.5 yuan per kilogram of oranges and 2.8 yuan per kilogram of apples. Mother bought 3 kilograms of oranges and 3 kilograms of apples. How much is a * * *?

100 only listed in the comprehensive formula, excluding: the fruit station delivered 390kg oranges and apples, and delivered 7 baskets of oranges, each basket was 30kg. Four baskets of apples were delivered. How many grams does each basket weigh?

10 1. How much does it cost to buy 23 kilograms of peanut oil and 320 kilograms of rice in the school cafeteria? Peanut oil is 2.08 yuan per kilogram of 4.4 yuan and rice is 2.08 yuan per kilogram?

102 Guanghua primary school saved 4.2 tons of water in may, 0.5 tons of water every day in June, and the water price was 0.35 yuan per ton. How much money can you save in June than in May?

103. This farm raised 1987 pigs this year, 245 fewer than the pigs raised last year and three times as many as last year. How many more pigs have been raised this year than last year?

104. Analyze the quantitative relationship of the following application questions, fill in the train of thought, and list the comprehensive formula: Practical Motor Factory plans to produce 1000 motors, and start to produce 44 motors on average every day. After working for 8 days, 12 days will complete the rest. How many motors will be produced on average every day?

105. The school choir has 124 people, three times more than the art troupe. How many people are there in the choir and art troupe?

106. The grain store sold 12 bags of flour and 8 bags of rice in the morning. Each bag of flour weighs 50 kilograms and each bag of rice weighs 42.5 kilograms. How many Jin of grain did the grain store sell in the morning?

107. Mom bought 4.5 kilograms of apples and 2 kilograms of pears in the fruit shop. It is known that apples and pears are 2.3 yuan per kilogram. How much did mom spend? (Answer in two ways)

108. There is a rectangle with a circumference of 32.6 decimeters and a length of 8.5 decimeters. What is its area?

The product of 109, 0.8 times 0.6 plus the sum of 1.52 and then divided by 3 1.8. What is the quotient?

1 10, 1500 minus 40 35 and then divide by 2.5. How much did you get?

What is the quotient of the sum of 1 1, 6.25 and 3.75 divided by the difference between these two numbers?

1 12, how much is the product of 82.5 and 0.4 greater than the difference between 7.5 and 4.95?

Divide the quotient of 1 13, 4.2 and 0.5 by a number 4.9 less than 34.3. What is the result?

The sum of 1 14, 3.75 and 1.25 is divided by these two numbers. What is the result?

1 15、[3.2-3.2×(30.4-29.85)]÷ 1.8

What is the quotient of 1 16, 5.4 and 3.6 divided by the sum of 0.9 and 0.3?

What is the product of the difference between 1 17 and 5.84 minus 3 and 1.5?

1 18, and multiply their difference by the sum of 5.04 and 4.05. What is the product?

1 19, five 0.8 MINUS the difference of 3.93, and then remove 1.4. What is the quotient?

What's the difference between 0.25 times of 120 and 280 minus 2.6 and 169?

12 1, 2. 1, 1.2 times their sum. What's the difference?

122 and 3.6 divided by twice the sum of 0.23 and 3.37. What is the quotient?

1. A chemical fertilizer plant plans to produce 52.5 tons of chemical fertilizer every day, and it will take 18 days to complete the task. It only takes 13 days to actually complete the task. How many tons of fertilizer does it actually produce every day? (Figures shall be kept to two decimal places)

2. Build a road, 20 people can build it in 25 days 1.2km, how many kilometers per person per day?

The school canteen plans to burn 900 kilograms of coal in June, which actually saves 5 kilograms every day. How many kilograms of coal are actually burned every day?

4.A train goes from A to B with a speed of 29.75km/h and takes 4 hours to arrive. If it takes 3.5 hours to get there, how many kilometers per hour?

5. An airplane flies 4 165 kilometers in 3.5 hours, and a swallow flies 64.8 kilometers per hour. How many times does the plane fly every hour? (The number shall be kept to one decimal place)

Ha ha. . . . Is it too much?