2. Students in Grade Three and Grade Four collected 65 kilograms of tree species, while students in Grade Three collected 6 bags of 5 kilograms each. How many Jin did psychology in the fourth grade receive?
3. The TV factory produced 274 TV sets in the morning and 196 TV sets in the afternoon. If 5 10 TV sets were produced on the third day, how many TV sets were produced on the first day compared with the second day?
Last month, the furniture factory produced 65,438+0,500 single beds, 65,438+0,850 double beds and 2,500 iron beds. How much does the iron bed produce less than the wooden bed?
The handkerchief factory originally planned to produce 3280 dozen handkerchiefs in August. After adopting the new production line, 2,960 dozen handkerchiefs were transported away, leaving 875 dozen. How many dozen more than originally planned?
6. Young Pioneers mow the grass. The first team mowed 46 kilograms, the second team mowed 54 kilograms, and the third team mowed 39 kilograms less than the sum of the first team and the second team. How many kilograms did the third team cut?
7. The first chicken farm has 2670 chickens, and the second chicken farm has 980 fewer chickens than the first chicken farm. How many chickens are there in two chicken farms?
8. The canteen burns 300 kg of coal in September, saving 40 kg of coal in1October compared with September. How many kilograms of coal are burned in two months?
9. The Children's Wear Factory planned to produce 2060 sets of children's wear in September, and as a result, it produced 1208 sets in the first half of the year and 1395 sets in the second half of the year. How many sets exceeded the plan?
10. The washing machine factory produced 845 washing machines in the first half of September, 968 in the second half, and 1560 in August. How many more units were produced in September than in August? How many units are produced in two months?
1 1. This store originally had 25 baskets of oranges. Sold 18 baskets and got 40 baskets. How many baskets of oranges are there in the shop at this time?
12. The store bought 50 baby carriages last week, and bought 48 this week, and sold them 17. How many baby carriages are there in the shop now?
13. There are 8 rows of pine trees in the campus, with 7 trees in each row. All 37 pine trees have been watered. How many are left?
14. There are 7 boxes of pens in the store, each containing 8 pens, and 28 pens have been sold. How many pens are left?
15.( 1) 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 and 24 boxes of colored chalk, and used 34 boxes. How many boxes are left?
16. 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?
17. 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 * *?
18. The teacher has 4 boxes of table tennis, 6 in each box and 8 students. How many teachers are there now?
19. Compare the similarities and differences in the following set of questions, and then answer.
(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?
20. 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
2 1. 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?
22. 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?
23. Wang Hong wants to buy a schoolbag, a pair of sports shoes and a football in the supermarket. The price tag is: schoolbag 28 yuan, sneakers 35 yuan, football 26 yuan. How much money should Wang Hong take to the supermarket?
24. There are 42 students in Class One, 38 students in Class Two and 39 students in Class Three in Grade Two of 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?
25. 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?
26. 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?
27. There are 23 passengers on a bus, 8 people get off at the first stop and get on 1 person. How many people are there on the bus now?
28. 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?
29. 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?
30. There are 7 cages of steamed buns in the dim sum shop, 6 in each cage. Xiao Pang bought four cages (1). How many steamed buns did Xiaopang buy?
3 1. Six of the buns Xiao Pang bought were vegetable buns, and the rest were meat buns. How many meat buns did he buy?
(1) If a vegetable bag costs 80 cents and a meat bag costs 1 yuan, how much does Xiao Pang need to pay?
(2) Mix bought the leftover steamed stuffed bun in the snack bar. How much did she buy?
(3) How many cages do you buy less than Xiao Pang?
32.6 cups are packed in a box. How many boxes do you need to pack 33 cups?
33. Xiaoxiao, Xiaoya and Xiao Pang go to clean the floor of the community. If everyone cleans four floors, there are still two floors to clean. How many floors do they need to clean?
34. Little Dingding wants to buy two comic books, each 15 yuan. If I buy 10 yuan's science and technology books instead, how many can I buy?
35. Xiao Pang is 10 years old this year. Grandpa is six times as old as Xiao Pang this year. How old is grandpa next year?
36. The school should plant willows around the square pond, and it is required to plant 4 willows at equal distance on each side. How many trees should be planted at least?
Xiaoming collects 64 scenic stamps. He collects three times more animal stamps than scenic stamps. How many stamps has he collected?
38. The grain store delivered eight bags of flour, each weighing 30 kilograms, which were sold out in four days. How many kilograms of flour do you sell every day?
There is a Siberian tiger weighing 200 kilograms in the zoo, and the weight of bison is three times that of the Siberian tiger. How much does this Siberian tiger weigh?
40. The machine factory produces a batch of parts, and it only takes five days to produce 40 pieces a day. If it takes four days to complete the production of these parts, how many pieces will be produced on average every day?
4 1. Qianjin primary school library has 305 scientific and technological books, which are distributed to 6 classes on average. How many books can each class be divided into? How many books are left?
42. A highway maintenance team wants to build a section of highway, which has already built 4,800 meters, which is equivalent to 8 times of unpaved highway. How long is this road?
The price of 43.6 kilograms of beef is equal to the price of 8 kilograms of pork. It is known that 1 kg beef is 16 yuan, and 1 kg pork is what?
44. One canal has been repaired 538 meters, and the rest is planned to be completed in five days, with a daily repair of 24 meters. What is the total length of this canal?
There are 63 budgies in the zoo, and the number of other birds is only twice that of budgies. How many birds are there in the zoo?
46. The binding workshop of the printing factory has to bind 1000 copies of students' exercise books, which has been bound for 8 days, and there are still 200 copies left. How many books are bound on average every day?
47. A pair of trousers 28 yuan, the price of a coat is twice that of a pair of trousers. How much does it cost to buy such a suit?
48. The school bought six bookshelves, each with four floors, and each floor can hold 35 books. How many books can these shelves hold?
Type 5 1 word per minute. A manuscript is ***425 words. How many words does Xiao Ming have left after 8 minutes?
50. The price of each child tricycle is 2 10 yuan. I bought four cars in kindergarten. How much is a * * *?
On 5 1, bright primary school launched the "Learn from Lei Feng" activity, with 130 participants in the lower grades, and the number of participants in the middle grades was twice that of the lower grades. How many participants are there at the intermediate level? How many people are there in Grade One?
52. Plant Sophora japonica 2 1 tree on campus. The number of pine trees planted is four times that of Sophora japonica. How many pine trees have been planted?
53. There are 4 flowers, each with 12 flowers. If you take out two flowers from each bunch, how many flowers are there in the remaining bunch?
54. The price of buying an electric fan is 23 1 yuan. How much is it to buy three electric fans?
55. The clothing group wanted to make a batch of children's clothes, and it took three days to make 3 13 pieces a day, which was still short of 104 pieces. How many pieces did you make?
56. The weight of an elephant is equal to the weight of eight cows, and the weight of 1 cow is equal to the weight of two horses. 1 The weight of a horse is 300 kilograms. How much does this elephant weigh?
57. Female students of Children's Palace Band 18, male students 17. There are three times as many people in the chorus as in the band. How many people are there in the choir?
58. The Children's Theater has 405 seats downstairs and 9 rows upstairs, with 32 seats in each row. How many seats are there downstairs than upstairs?
59. A train has 10 cars. Among them, 9 sections each have 1 18 seats and the other section has 60 seats. How many seats are there in this train?
60. This store sold 63 blue balloons, and Le Ballon Rouge sold seven times as many as blue balloons. How much did the Red Balloon sell? What kind of balloons sell more and how much more?
6 1, the school organized a visit to the Natural Museum. There are 39 students in grade two, and the number of students in grade three is twice that of grade two. How many people are in the third grade? How many people are going in two grades?
62. Four wagons of cabbages, each weighing 495 kilograms, arrived from the vegetable station. After selling 836 Jin, how many Jin of cabbage is left?
There are three citrus trees on campus. In the first year, 306 oranges were produced, and the output in the second year was twice that in the first year. How many oranges will be produced in the second year?
64.330 students went for an outing in four cars. There are 82 students in each of the first three carriages. How many students does the fourth car take?
65. There are 45 cars parked in the parking lot. Drive away 18 of the car, and the rest are just lined up in three rows. How many cars are there on each line?
66. One silkworm spins about1500m. How many meters do six silkworms spin?
67. At the 1 1 Asian Games, China athletes won 183 gold medals, 107 silver medals and 5 1 bronze medals. How much more gold medals have you won than the sum of silver and bronze medals?
68. Giraffes can live for 25 years, while elephants live three times as long. How many years can elephants live? How many years can elephants live longer than giraffes?
69. A grass carp can grow to 35 kilograms. Herring can grow twice as long as grass carp. How many kilograms can a herring grow?
70. Answer the following questions according to the price tag below.
A football 32 yuan, a volleyball 28 yuan, a basketball 45 yuan, a badminton 2 yuan and a badminton racket 65 yuan.
How much does it cost to buy four basketballs?
(2) Buy three footballs and pay the salesman 100 yuan. How much should I get back?
(3) How much does it cost to buy a badminton racket and 10 badminton?
7 1. An orchard is planted with 125 apple trees, and the number of pear trees is 20 times less than that of apple trees. How many trees are planted in this orchard?
72. A section of road is 324 meters long, 240 meters have been repaired, and the rest is scheduled to be completed in 4 hours. How many meters are repaired per hour on average?
73. Hong Guang Printing House has bound a batch of diaries. 960 copies were bound in the first three days, and 420 copies were bound every day after 16 days. How many copies are there in this batch of diaries?
74. A typist enters 200 Chinese characters in 4 minutes. According to this calculation, how many minutes does it take to input 3000 Chinese characters?
75. Three bags of flour weigh 75 kilograms. How many kilograms do eight bags of flour weigh?
76. A steel plant needs 5 tons of water to smelt 750 kilograms of steel. According to this calculation, how many kilograms can a steel mill make by saving 55 tons of domestic water a day?
77. Five boxes of bees can brew 375 kilograms of honey a year. According to this calculation, how many Jin of honey can a 19 box of bees brew a year? How many boxes of bees does it take to brew 1725 kg of honey a year?
78. Two grade students go to buy books. There are 48 students in grade three, each of whom bought two books, and each of them bought three books in grade four. The total number of books bought in grade four is as much as that bought in grade three. How many people buy books in the fourth grade?
79. Workers used 40 workers to build roads, but actually 45 workers were used. The road is planned to be built for 90 days. How many days did it actually take?
80. It takes Xiaohua 20 points to walk home from school and 10 points to go home by bike. Xiaohua walks 45 meters every minute. How many meters does he ride a bike in each branch?
8 1. The school bought 15 boxes of colored chalk, each containing 50 pieces, and used 10 boxes. How many useless branches are left?
82. The first, second and third workshops of Haitian Machinery Factory each produce six boxes of parts, each box 120. How many pieces did a * * * produce?
83. One loom weaves 2 1 m an hour. How many meters do four identical looms weave in five hours?
84. From Nanjing to Shanghai, the bus travels at a speed of 60 kilometers per hour, and it takes half the journey in three hours. Because one person in the car is ill, the rest of the journey will take 2 hours. How many kilometers per hour on average?
85. Master Liu processed 4,255 parts in 23 days, Wang.
Master Liu handles more pieces per day than Master Liu 18. How many parts does Master Wang process every day?
86. A cow in Uncle Li's family eats 50 kg of grass 10 day. According to this calculation, how many days can 155 kg of grass feed this cow?
87. lakeside park cruise ships 18 ships, with daily income 1008 yuan. According to this calculation, there are now 26 cruise ships, how much income will be increased every day?
88. The factory has to process 360 parts, and Wang Can Jr. finished it in five days. How many parts can he process in eight days at this speed?
89. I obviously read a story book. I read 20 pages a day and read half of it in five days. How many pages are there in this book?
90. The teacher bought six pens, which cost three times as much as ballpoint pens, and the price of ballpoint pens was 2 yuan. How much did the teacher spend on this pen?
9 1. A workshop of agricultural machinery factory processes 3420 parts in three groups, with workers 12 in each group. How many parts does each worker process on average? (Solve in two ways)
92. The factory rented 10 vehicles to transport 480 tons of goods, and each vehicle transported 12 times. How many tons does each car transport at a time?
93. Woodpeckers can eat 645 pests a day, and frogs can eat 608 pests in 8 days. How many pests do woodpeckers eat more than frogs every day?
94. A pile of coal 160 tons, and four trucks carry 96 tons three times. According to this calculation, how many times can four trucks transport this pile of coal?
95. Tian Feng Manor picked 82 kilograms of bananas and carried 420 kilograms away. The rest are packed in a box every 32kg. How many boxes can you hold?
96. At the Red Scarf Holiday Activity Station, there are 98 table tennis teams, three times more than the basketball team. How many people are there in these two groups?
97. The canteen brought 82 Jin of potatoes, 328 Jin more eggplant than potatoes. How many times more eggplant is brought in than potatoes?
98. An engineering team built a canal with a total length of1.450m, of which 640m has been completed, and the rest are built at a speed of 90m every day. How many days will it take to finish it?
99. The supermarket brought 248 cases of soybean oil and 388 cases of peanut oil. The total amount of soybean oil and peanut oil is 12 times that of salad oil. How many boxes of salad oil did you bring?
100. An average of 207 books were distributed to 23 reading groups. There are three people in each group. How many books were distributed to each person?
10 1. The waste battery recycling team collected 730 old batteries in three days, with an average of 240 batteries per day in the first two days. How many batteries were collected on the third day?
102, a manuscript has 24 pages, 360 words per page, and Xiao Li types 72 words per minute. How long will it take to finish typing this manuscript?
103, a production workshop, to process 4870 parts, 3 160 parts have been processed, and the rest will be completed within 38 hours. How many parts are processed per hour on average?
104, the environmental protection team of Yucai Middle School wants to plant 1450 pine trees, 580 trees have been planted, and the remaining 30 trees are planted in each row. How many rows can we plant?
105, field marching training in summer camp, A to B 2 14 km, B to C 306 km, walking 40 km every day, how many days does it take from A to C?
106, 24 cows produce 4656 kilograms of milk every day. How many kilograms does each cow produce on average?
107 and Li Shifu 1 hour can produce 52 parts. How many hours does it take to produce 364 parts?
108, Anshun transportation team used 26 vehicles to transport a batch of rice, with the first pile of 2,400 bags and the second pile of 3,528 bags. How many bags did each car carry on average?
109, the daily chemical company produced 4040 pieces of soap on the first day and 5770 pieces on the second day. If every 90 pieces are packed in a box, how many boxes can you pack?
1 10 An oil drum can hold 10 kg of oil. How many oil drums does it take to buy 650 kilograms of oil?
1 1 1. Hou Yaozong's home goes to the botanical garden 1792 meters, with an average of 28 meters per minute. How long does it take for Hou Yaozong to go to the Botanical Garden?
1 12. The height of a residential building is 15 meters. The TV tower is 390 meters higher than the residential building. What is the height of the TV tower?
1 13, the construction team paved a road, and it is planned to pave 90 meters every day, which can be completed in 20 days. Actually, it only took 18 days. How many meters are paved on average every day?
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