1. There are three bags of rice weighing 300 kg and two bags of flour weighing 120 kg in the canteen. How many kilograms are the three bags of rice heavier than the two bags of flour in the canteen?

2. There are 6 sofas for 3 people in the meeting room. 15 single person sofa. How many people can sit in this conference room?

3. A pile of wood has taken away 20 pieces, and there are 25 pieces left. How many pieces are there in this pile of wood?

There are three rabbits, the number of geese is twice that of rabbits and the number of chickens is four times that of rabbits. How many geese and chickens are there?

Xiaoming has seven chickens, and the number of ducks is four times that of chickens. How many ducks does Xiaoming have? Ducks are only five fewer than geese. How many geese does Xiaoming have?

6. The kitten is seven years old and his father is five times his age. How old is dad next year?

7. Dongdong has two white rabbits, and the number of gray rabbits is seven times that of white rabbits. How many rabbits do you keep at home in winter?

8. Teacher Zhang shows five students around the campus, and each ticket costs 50 cents. How much is the round trip?

9. The school should plant a row of trees next to the playground, every 8 meters 1 tree.

(1) How many meters is it from the 1 tree to the fifth tree?

(2) A planted 9 trees. How long is this playground?

10, Xiaohong, Xiaoying and Xiao Fang kicked shuttlecock, Xiaohong once kicked 18, Xiaoying once kicked 2, Xiao Fang once kicked 6, how many times did Xiaohong kick?

1 1, Xiaohong is 9 years old, her mother is four times as old as Xiaohong, and her grandmother is 56 years older than Xiaohong. How old are mom and grandma?

12, Xiao Ming, Xiao Hua and Xiao Li give each other 1 card. They gave a card as soon as possible?

13, 48 people in the class, divided into 6 labor groups on average. How many people are in each group?

14, a rope is 97 meters long, first 28 meters and then 45 meters.

(1) How many meters is this rope shorter than before?

(2) How many meters are left?

15, a teddy bear 50 yuan, a toy car 20 yuan. Xiaoming bought 1 teddy bear and 1 toy car for 100 yuan. How much did it cost?

16. There are 10 candles burning in the house, and four of them were blown out by the wind. How many candles are there in the room at this time?

17. There are 10 candles in the house, and four of them were blown out by the wind. How many candles will there be tomorrow morning?

18, my parents and I broke off 9 corn respectively, and my little brother broke off 6. How many corns did our family have?

19. The rabbit planted five rows of radishes, nine in each row. Give 15 to grandma rabbit. How many are left?

20. Master Wang made 80 loaves and sold them for the first time 17 and for the second time/25. How much bread is left?

2 1, mom bought 15 apples, 6 oranges less than apples. How much fruit did Yi buy?

There are four pandas in the zoo, and the number of monkeys is three times that of pandas. How many pandas and monkeys are there?

There are 90 books in the library. I borrowed 20 books in grade one and 17 books in grade two. How many books are there in the library?

There are more girls 15 and boys 1 1 than girls in Class One. Question 2. How many students are there in Class One?

25. Xiao Ming has six sets of pictures, three for each set, and bought four more. How many are there now?

26. There are 4 boxes of balls in the shop, each containing 6 balls, and 20 balls have been sold. How much is left?

27. A car can take 4 people, a bus can take 25 people, there are 3 cars, 1 bus. How many people can a * * * seat?

28. The school bought three boxes of table tennis, each with eight, which were distributed to four classes in Grade Two. How many ping-pong balls did each class get?

The bear picked up nine corn, and the monkey picked up four times as much as the bear. How much corn did they pick up?

30. There are 85 bottles of coke in the grocery store. I sold 46 bottles in the morning and 30 bottles in the afternoon. How many bottles are left?

3 1, a small barrel of milk costs 5 yuan money, and a large barrel of milk is four times that of a small barrel. How much does it cost to buy two barrels of milk?

32. Xiaoming bought three notebooks and spent 12 yuan. Xiaoyun also bought the same six notebooks. How much did Xiaoyun spend?

There are 60 badminton rackets in the gymnasium. Xiaoming borrowed 15 pairs and Liang Xiao borrowed 26 pairs. How many pairs are left now?

34. There are 16 students and 14 students in the playground. These students play games in groups of five. How many groups can they be divided into?

35. A story book. Xiao Ming read 5 pages every day for 9 days, and there are 28 pages left. How many pages are there in this book?

36. Teacher Wang bought five green cards in the stationery store, 15 red card. How many times more red card paper than green card paper?

There are 20 boys and 22 girls in Class One, Grade Two. They are divided into six groups on average. How many students are there in each group?

38. There are 42 people in an air-conditioned car, 8 people get off midway and get on 16 people. How many people are there in the car now?

39. The bakery made 54 loaves of bread. The children in the first group bought 8 loaves and the children in the second group bought 22 loaves. How much bread is left now?

40.A * * * collected 94 cans, of which the first group collected 34 cans and the second group collected 29 cans. How many cans did the third group collect?

4 1, A number is 20, B number is 5 more than A number, what is B number?

42. There are 22 pieces of lacquer paper in the class, and 27 pieces have been bought. 38 cards were used in the party. How many cards are left?

43. The Children's Palace has bought 52 new violins, and the viola is 20 less than the violin. How many kinds of violins are there?

44. There are 36 people on a bus, 8 people get off at Fuzhou Road, and 12 people get on. How many passengers are there on the bus?

45. This new computer company has 87 computers. I sold 19 units in the morning and 26 units in the afternoon. How many computers are left? (Answer in two ways)

46. There are 25 apples and 7 fewer pears than apples. How many pears are there?

47. There are fewer story books than comic books on the bookshelf 15. There are 8 magazines and 32 story books on the shelf. How many comic books are there? How many story books and comic books are there?

48. There are 35 boys, two more than girls. How many girls are there?

49. There are 35 boys, two of whom are less than girls. How many girls are there?

50. There are 20 black bears in the zoo. There are eight more black bears than white bears. How many white bears are there?

5 1. There are 20 black bears in the zoo. White bears are eight more than black bears. How many white bears are there?

52. There are 44 cocks in the red scarf chicken farm, and there are more hens than cocks 16. How many hens are there?

53. There are 60 hens in the red scarf chicken farm. There are more hens than cocks 14. How many cocks are there?

54. There are 60 hens in the red scarf chicken farm, and there are fewer cocks than hens 14. How many cocks are there?

55. There are 44 cocks in the red scarf chicken farm, and there are fewer cocks than hens 16. How many hens are there?

56. In the handicraft class, Class One saved 15 sheets of paper, and Class Two saved 8 sheets more than Class One. How many sheets of paper did Class Two save?

57. In the handicraft class, Class One saved 15 sheets of paper, 8 sheets more than Class Two. How many sheets of paper did Class Two save?

58. Xiaoqing has 28 pictures, and there are more photos than pictures 16. How many photos does Xiaoqing have? 59. Xiao Ming's mother bought a rope 16 meters long, cut off some for skipping, and there were 6 meters left. How many meters does it take to jump rope?

60. There are 35 boys and 37 girls in Senior Two. How many are there in the first grade? Among them, 50 people took part in the "Red Tour" this summer. How many people didn't take part in the "Red Tour"?

6 1. There are 65 cars in the parking lot, and 3 1 car has been driven away. How many cars are left? Here come six more. How many cars are there in the parking lot now?

62. An application problem workbook with 50 application problems. red does 5 problems every day. How many days do you finish it?

63. The school bought 6 science and technology books and 36 story books. How many times are there story books?

64. The bookstore sold 6 boxes of books on the first day and 18 boxes of books on the second day. How many times did it sell the next day? How many boxes do you sell in two days?

There are five red balls in Class One, Grade Two. There are three times as many yellow balls as red ones. How many more yellow balls are there than red balls?

66. There are five groups of students in Class One, Grade Two, with an average of five students in each group. On June 1 day, 2 1 person participated in the chorus. How many people didn't join the choir?

67. Obana's father and mother do calculations in a competition. Xiaohua did six arithmetic problems correctly in one minute. Dad's is four times as big as Xiaohua's, and mom's is five times less. How many things can mom do right in a minute?

There used to be 45 chickens in Xiaoming's henhouse. Mom sold 12 last week and 15 this week. How many chickens are left in the henhouse?

69. Mom bought 12 apples and 16 pears. If you want to bag them all, each bag can only hold 4 fruits. How many bags do you need?

70.8 yuan to buy four bags of biscuits in the supermarket. How much does it cost to buy eight bags of biscuits?

7 1. The teacher has 8 bags of table tennis, 6 in each bag, and lends them to classmates 15. How much is left? 55. The teacher spent 70 yuan on books and bought seven sets of story books, each of which cost 9 yuan. How much is left?

72. Nine willows have been planted in the green belt. The number of pine trees is three times that of willow trees and the number of willow trees is three times that of poplar trees. How many pine trees are there in the green belt? How many poplars are there?

73. In math class, children play games. Every five people are divided into six groups. How many children are there in a group? 58. Xiaohe went to the bookstore to buy books. Little Dingding bought seven books and Xiao Pang bought four. How much did they spend on each book, 7 yuan?

74. Xiaohe went to the bookstore to buy books. Little Dingding bought seven books and Xiao Pang bought four. How much did they spend on each book, 7 yuan?

75. The flora cultivated 19 pots of chrysanthemum. Give 3 pots to the kindergarten, and put the rest in 8 classrooms on average. How many pots are put in each classroom?

Students take part in labor. There are 26 students in Class Two (1) and 38 students in Class Two (2). Every eight people form a group. How many groups can you organize?

77. The fruit shop sent a batch of apples, and sold 16 baskets in the morning and 18 baskets in the afternoon, leaving 12 baskets. How many baskets were sent?

78. The school bought 54 boxes of chalk and used 34 boxes. How many boxes are left? (2) The school bought 30 boxes of white chalk, 24 boxes of colored chalk and used 34 boxes. How many boxes are left?

79. There are 4 rows of apple trees in the orchard, 8 trees in each row, and pear trees 12 trees. How many fruit trees are there in a * *?

80. There are 4 rows of apple trees in the orchard, 8 trees in each row, and pear trees 12 trees. How many fruit trees are there in a * *?

8 1, select relevant conditions and questions to form a two-step calculation application problem.

① There are 4 bags of sugar; ② brown sugar 2 bag; ③ Each bag of sugar weighs 2 kg; 4 selling 4 kilograms of sugar; ⑤ How many kilograms of sugar is left? 6. How many Jin is brown sugar less than white sugar?

82. The teacher has 4 boxes of table tennis, 6 in each box and 8 in students. How many teachers are there now?

Compare the similarities and differences in the following set of questions and then answer them.

(1) There are 15 bags of rice in the canteen, and 40 bags have been bought. How many bags of rice are there now?

(2) There were 42 bags of rice in the canteen, but 27 bags were used and 40 bags were bought. How many bags of rice are there now?

84. There are 27 boys and 2 girls in Class Two (1). If there are 8 people in each row, how many rows can there be

85. Bread: 3 yuan per serving, biscuits: 4 yuan per packet, drinks: 6 yuan per bottle; Xiao Gang: How much are four loaves of bread and 1 bottle of drinks? Xiao Qiang has 50 yuan. How much did you get back for buying five packs of biscuits?

86. Who bought it cheaply? How much cheaper is each? Boy: Five pencils 15 yuan. Girl: Every 4 yuan in my pen. Who is cheaper? How much cheaper is each?

87. There are 23 passengers on a bus. Eight people get off at the first stop and get on 1 person. How many people are there on the bus now?

88. There are 42 students in Class One, 38 students in Class Two and 39 students in Class Three in Bailou Primary School. How many people are there in Class One, Grade Two and Class Two, Grade Two? How many people are there in Class 3, Grade 2 than Class 1, Grade 2?

89. There are 18 volleyballs in the school gymnasium, which is 15 football more than volleyball. How many volleyball and football are there in the school gymnasium?

90. The students go to plant trees. If each race has 8 trees, there will be 5 trees left. If there are 9 trees for each race, there will be 6 fewer trees. How many trees have the students planted?

Wang Hong went to the supermarket and bought a schoolbag, a pair of sports shoes and a football. The price tag is: schoolbag 28 yuan, sneakers 35 yuan, football 26 yuan. How much money should Wang Hong take to the supermarket?

92. The fruit shop bought 75 boxes of apples. On the first day, it sold 24 boxes, and the next day it sold 18 baskets. How many baskets of apples are there in the fruit shop?

93. Give the children a box of colored pencils. If everyone is divided into eight parts, it will be more 10. If everyone gets 10, it will be less 14. How many crayons are there in this box?

94. Three groups repaired 52 chairs, the first group repaired 20 chairs, and the second group repaired 18 chairs. How many did the third group repair?

95, a pair of slippers 8 yuan, a pair of socks 4 yuan. Xiaoming bought a pair of slippers and socks with money from 20 yuan. How much should he get back?

96. There are 96 story books in the library, 28 in the first week and 30 in the second week. How many books are there now?

97. There are 28 girls and 20 boys in Class 1, Grade 2. At the beginning of the new school year, 9 students have transferred to other schools. How many people are there in Class One, Grade Two now?

98. A bag of chocolates, distributed to a group of children, 5 yuan each, just finished eating; Six dollars per person means seven dollars less. How many pieces of chocolate are there in this bag?

99. There are 46 baskets of fruit in the fruit shop, 28 baskets were sold in the morning and 265,438+0 baskets were bought in the afternoon. How many baskets of fruit are there in the fruit shop now?

100, a school allocated student dormitories. If there are 6 people living in each room, there are 2 people left; If there are 8 people in each room, there will be less 12 people. How many students are staying?