Xiaohua took 50 yuan's money to the store and bought a car worth 38 yuan, but the salesman only gave him 2 yuan money. Why?
Xiaojun said: "I went fishing yesterday and caught a tailless fish, two headless fish and three half-baked fish." I think I'm infected with * * *
How many fish? "Students guess how many fish Xiao Jun caught?
4.6 horses and a cart ran six miles. How many miles did each horse run? How many miles did six horses run at a time?
5. A puppy tied to a tree trunk greedily eats a bone on the ground, but the rope is not long enough, which is 5 cm shorter. How do you teach dogs to scratch bones?
6. Wang walks from place A to place B. 1 minute later, Li walks from place B to place A. When Wang and Li meet on the road, who is farther from A?
7. The clock just struck 13. What should you do now?
8. On the vast grassland, there is a cow eating grass. This Niu Yi only ate half of the grass on the grassland in 2008. Q: How many years does it take to eat all the grass on the lawn?
9. Mom has seven pieces of candy. She wants to give them to the three children equally, but she doesn't want to cut the remaining candy. What should mom do?
10. There is a row of trees along the road in the park, and the distance between each tree is 3 meters. What is the distance between the first tree and the sixth tree?
1 1, 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?
12, 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?
13. There are 96 story books in the library. 28 books were lent in the first week and 30 books in the second week. How many books are there now?
14. Among the flowers, there are 35 dragonflies and butterflies, 6 fly away, and 12 comes. How many dragonflies and butterflies are there in the flowers now?
15. There are 35 trucks and 24 cars in the parking lot. 17 The car has already left. How many cars are there now?
16, Xiao Ming made 18 green flag and 32 red flag. Give kindergarten 14 noodles. How many noodles does Xiaoming have now?
The baker made 54 loaves, Xiaoming bought 19 loaves and Xiaohong bought 25 loaves. How much more can you buy?
18, team three caught 42 bugs, team one caught 18, and team two caught 16. How many bugs did team three catch?
19, there are 46 passengers on board. At the station, 19 people get off and 15 people get on. How many people are there in the car now?
20. There are 5 1 students in Class Two (2). 25 people jump rope and 8 people bounce the ball. The rest play football. How many people play football?
There are 73 trees, 26 apple trees and 38 apricot trees in the orchard. The rest are peach trees. How many peach trees are there?
22. There are 45 people doing exercises, including 3 rows of girls with 6 people in each row. How many boys are there?
23. Mom bought 6 bags of apples, 8 in each bag. I bought 27 pears. How much fruit did mom buy?
24. Xiaoming has 50 yuan pocket money. He bought three books, each 9 yuan. How much money does he have left
25. The rabbit pulled out three piles of radishes, 9 in each pile, and there were 18 radishes in the field. How many radishes did the rabbit grow?
26.
Grapes, apples, Sydney and bananas
18.00 Yuan 20.00 Yuan 7.00 Yuan 3.00 Yuan
(1) How much are apples more expensive than bananas?
(2) How much are Sydney and bananas?
(3) How much are apples more expensive than grapes?
How much more expensive are grapes than Sydney?
5] How much are apples and grapes?
[6], can I ask questions?
27. Fill in the form:
The electricity consumption of Li Huajia in the first half of the year is as follows: 1 month: 68 yuan; February: 50 yuan; March: 70 yuan; April: 75 yuan; May: 75 yuan; June: 80 yuan.
January, February, March, April, May and June.
Yuan dynasty (1206- 1368)
(3) () The monthly electricity bill is the most. (2) and (2) the monthly electricity bill is the least.
(3) The electricity bill is as much as () months.
(4) The highest electricity bill is () yuan more than the lowest electricity bill. Column type:
(5) How much less is January than June? Column type:
(6) How much more is June than April? Column type:
28. There used to be 25 baskets of oranges in this shop. Sold 18 baskets and got 40 baskets. How many baskets of oranges are there in this shop?
29. This store bought 50 baby carriages last week, and 48 more this week, and sold 17. How many baby carriages are there in the shop now?
30. 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?
3 1. There are 7 boxes of pens in the store, each containing 8 pens, and 28 pens have been sold. How many pens are left?
32.
(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, 24 boxes of colored chalk and used 34 boxes. How many boxes are left?
33. 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?
34. There are 4 rows of apple trees in the orchard, with 8 trees in each row and 2 pear trees/kloc-0. How many fruit trees are there in a * *?
35. Select relevant conditions and problems to form a two-step calculation application problem.
① There are 4 bags of white sugar ② There are 2 bags of brown sugar ③ Each bag of sugar weighs 2kg.
Sell 4 kilograms of sugar ⑤ How many kilograms of sugar are left? 6. How many Jin is brown sugar less than white sugar?
36. The teacher has 4 boxes of table tennis, 6 in each box, and 8 are lent to classmates. 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?
38. Mother bought some apples. On the first day, she ate half, and the next day, she ate the remaining half. Finally, there are two apples left. How many apples did mom buy?
39. Xiaoming is 8 years old and Xiaohong 12 years old. /kloc-after 0/5, how old is Xiaohong than Xiaoming?
40. The teacher took four students to the movies, and everyone had to buy tickets. How much is each ticket to 5 yuan?
4 1. There are 28 people on a bus. After arriving at the station, 8 people got off and 1 1 got on. How many people are there on the bus now?
42. The fruit shop sent 22 baskets of apples, 18 baskets of pears. There are as many oranges as apples. How many baskets of three kinds of fruits were sent?
43. I quietly wrote big characters for six days. Write 3 cards a day for the first 5 days and practice 4 cards on the last day. How many sheets of paper did I write quietly?
44. Xiaoming has 18 yuan, Xiaohong has 24 yuan money, and how much should Xiaohong give Xiaoming, so their money is the same?
45. A river bank is12m long, and a tree is planted every 4m. How many trees were planted from beginning to end?
46. A big shark has a tail half as long as its body length and a head half as long as its tail. It is known that its head length is 3 meters. What is the total length of this big shark?
47. Weight of a barrel of oil 19 kg. Half-eaten oil, barrel weight 12 kg. How much oil did you eat? How many kilograms of oil are there in the oil drum?