1. There are 35 dragonflies and butterflies in the flowers, and 6 have flown away. 12 has come. How many dragonflies and butterflies are there in the flowers now? There are 35 trucks and 24 cars in the parking lot. 17 The car has already left. How many cars are there now?

Xiao Ming made 18 green flag and 32 red flag. Give kindergarten 14 noodles. How many noodles does Xiaoming have now?

4. The baker made 54 loaves, Xiaoming bought 19 loaves and Xiaohong bought 25 loaves. How much more can you buy?

5. Team 3 caught 42 bugs, team 1 caught 18 and team 2 caught 16. How many bugs did team three catch?

There are 46 passengers on the bus. At the station, 19 people get off and 15 people get on. How many people are there in the car now?

7. There are 5/kloc-0 students in Class Two (2), 25 students jump rope and 8 students clap 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?

9. There are 45 people doing exercises, including 3 rows of girls with 6 people in each row. How many boys are there?

10, Grape: 18 yuan

Apple: 20 yuan.

Sydney: 7 yuan.

Banana: 3 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?

(4) How much more expensive are grapes than Sydney?

(5) How much are apples and grapes?

(6) Can I ask questions?

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. This store bought 50 baby carriages last week, 48 more this week, and sold 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. Thirty-seven pine trees have been watered. How many are not watered?

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, 24 boxes of colored chalk and used 34 boxes. How many boxes are left?

22 nd grade primary school students volume 2 math application problems

1. The school bought 15 boxes of colored chalk, each containing 50 pieces, and used 10 boxes. How many useless branches are left? ? 2. Workshop 1, Workshop 2 and Workshop 3 of Haitian Machinery Factory each produce 6 boxes of parts, each box 120. How many pieces did a * * * produce? ?

3. One loom weaves 265,438+0 meters in one hour. How many meters do four identical looms weave in five hours? ?

The bus travels from Nanjing to Shanghai 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? ?

5. Master Liu processed 4,255 parts in 23 days, and Master Wang processed more than Master Liu every day on average 18. How many parts does Master Wang process every day? ?

6. 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?

7. lakeside park cruise ship 18, daily income 1008 yuan. According to this calculation, there are now 26 cruise ships, how much income will be increased every day? ?

8. 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? ?

9. I obviously read a story book, reading 20 pages a day and reading half in five days. How many pages are there in this book? ?

10, the teacher bought six pens, the price is three times that of ballpoint pens, and the price of ballpoint pens is 2 yuan. How much did the teacher spend on this pen? ?

1 1, the first workshop of agricultural machinery factory processes 3420 parts in three groups, with 12 workers in each group. How many parts does each worker process on average? (two ways to solve it)?

12. The factory rents 10 vehicles to transport 480 tons of goods, and each vehicle transports 12 times. How many tons does each car transport at a time? ?

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? ?

14, a pile of coal 160 tons, four trucks carrying 96 tons in three times. According to this calculation, how many times can four trucks transport this pile of coal? ?

15. Xiaohua needs 20 points to walk home from school and 10 points to ride home by bike. Xiaohua walks 45 meters every minute. How many meters does he ride a bike in each branch? ?

Mathematical application problems in the second volume of the third and second grades of primary school

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? The fruit shop sent 22 baskets of apples and 18 baskets of pears, as many oranges as apples. How many baskets of three kinds of fruits were sent?

I quietly wrote big characters for 6 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?

4. Xiaoming has 18 yuan, Xiaohong has 24 yuan money, and how much should Xiaohong give Xiaoming, so their money is the same?

5. A river bank is12m long, and a tree is planted every 4m. How many trees were planted from beginning to end?

6, a big shark, the tail length is half of the body length, the head length is half of the tail length, and the known head length is 3 meters. What is the total length of this big shark?

7. Mom bought 9 peaches and Dad bought 15 peaches. Put these peaches on four plates evenly. How many peaches are put in each plate? (write comprehensively)

8. Mom spent 12 yuan on a pair of leather shoes and 100 yuan on a pair of cloth shoes. How much should she get back? (Answer in two ways)

9. There are 72 white rabbits and 9 puppies. How many times does the white rabbit have?

10, 56 peaches are distributed to 7 little monkeys on average. How many are there in each little monkey?

1 1. There are 60 bicycles in the shop, which have been sold for 4 days and 8 bicycles are sold every day. How many bicycles are left?

12. There are 550 color TVs in Hai Yin Electric Mall, and 240 have been delivered. Some have been sold, and there are 320 sets left. How many sets have you sold?

13. There are two groups of monkeys, 9 in each group. Now divide them into three groups on average. How many monkeys are there in each group?

14. There are 32 students in Class One and 40 students in Class Two in Senior Two. Play games in groups of 8 people. How many groups can they play?

15. This store used to have 25 baskets of oranges. Sold 18 baskets and got 40 baskets. How many baskets of oranges are there in the shop at this time?