Typical problems in mathematics of third-grade pupils

# 3 # Introduction Mathematics is an important tool for people to understand nature and society. It is an ancient and brand-new science and the foundation of the whole science and technology. With the development of society, the change of times and the development of information technology, mathematics is more and more widely used in all aspects of society and plays an increasingly important role. The following is the related information of "Typical Math Problems of Junior Middle School Students" compiled by KaoNet, hoping to help you.

1. Typical Math Problems of Grade Three Students

1. There are 56 red balloons and 8 yellow balloons in the shop. How many times is The Red Balloon the Yellow Balloon? 2. There are 4 baskets of apples in the store, each weighing 55kg, which have been sold 135kg. How many kilograms of apples are left?

3. There are 24 people in the art group, and the number of people in the sports group is four times that of the art group. How many people are there in the two groups?

4. 3.4 points for each box of chalk 1 yuan, and 6.2 points for each bottle of ink. The school bought 6 boxes of chalk and 5 bottles of ink. How much will it cost?

There are nine basketballs, and the number of football is eight times that of basketball. How many footballs are there?

6. The school bought 6 boxes of books, each with 50 books, which were distributed to 4 grades on average. How many books are distributed in each grade?

7. Plant a tree every 5 meters on one side of the 3-kilometer-long expressway. How many sections should a tree be divided into?

Xiaoming has to walk 200 meters from home to school. If he walks back and forth twice, how many meters will he walk?

9. There are 19 yellow balloons in the store. There are seven yellow balloons missing from Le Ballon Rouge, and the number of flower balloons is twice that of Le Ballon Rouge. How many?

10, 20 young pioneers collected 160 Jin of apples. If each basket contains 20 kilograms, there are still two baskets missing. How many baskets are there?

1 1. The train runs 95 kilometers per hour. Xiaoming's home is 285 kilometers away from the provincial capital. How many hours does it take Xiaoming to go to the provincial capital by train?

12, a road repair team has to repair 726 meters of road, and has already repaired 285 meters. How many days will it take to repair the remaining 63 meters a day?

13, students exercise. There are 40 players and 280 runners, more than players. How many times do you run as much as you play ball?

14, the divisor is 32, the quotient is 7, the remainder is 25, and what is the dividend?

15. A professional poultry farmer raised 980 chickens, twice as many as ducks. How many ducks are there?

16, Xiaogang's family planted five apple trees and harvested 2 15 Jin of apples this year. There are four apple trees, each with an average harvest of 45 kilograms of apples. How many kilograms is the other one?

17. A basket weaving professional weaved 242 baskets in 28 days, more than originally planned 18. How many baskets were originally planned to be woven every day?

18. The grocery store sold 150 kg of eggs on the first day, 75 kg less than twice that on the first day. How many Jin of eggs did you sell the next day?

19, the school held a sports meeting. There are 384 athletes in class 16 * *. How many athletes are there in each class on average?

20. A woodworking group needs to make 1450 desks. 640 copies have been made, and the rest will take 30 days to complete. How many sheets do you make on average every day?

2. Typical math problems of third-grade pupils

1, fill in the blanks according to the law. ( 1)3、7、 1 1、()、 19、()、27

(2) 15、 1、20、2、25、3、()、()

(3) 1、2、4、8、()

2. For each fairy tale book 10 yuan, buy five books and get one free 1 book. Lingling paid 100 yuan and * * * got () a fairy tale book.

3, known □+? = 15,□+□+? =22,? ○=48; So □ = (),? =(),○=()。

4. Fold a rectangular piece of paper in half three times, punch a hole in it, and then spread it out. There are () loopholes in this paper.

Xiaoying, Xiao Xin and Xiao Ying all wrote letters to each other, so * * * wrote a letter ().

Knock 4 times at 6.4 o'clock and knock it out in 9 seconds; Then, knock 9 times at 9 o'clock and knock it out in () seconds.

7. Children do morning exercises in 6 rows, and the number of people in each row is equal. Cong Cong is standing in the front row. He is the fifth in the front and the fourth in the back. There are () people doing exercises

8. There are 65,438+00 balloons in Jessica Hester Hsuan, and the number of balloons in Hao Hao is half that in Jessica Hester Hsuan. Jessica Hester Hsuan and Hao Hao have () balloons.

9. My brother has 18 books, 6 more than my brother. After my brother gave my brother a book, they had the same number of books.

10, Xiaohong keeps several chickens. Yellow chickens are more than black chickens 13 and less than white chickens 18. The number of white chickens is twice that of yellow chickens. There are () white chickens, yellow chickens and black chickens.

3. Typical mathematical problems of third-grade pupils

40×5= 50×8= 60×7= 9×600= 30×3= 800×4= 70×8= 4×60= 90×5= 30×4= 70×3= 2 10÷3=

240÷4= 60×4= 300×2= 30×6= 20×7= 8×50=

600×9= 5×4= 3×800= 700×4= 13×3= 3 1×3=

50×4= 70×5= 34×2= 24×2= 24×4= 500×4=

16×3= 13×5= 50×6= 40×8= 6×7= 100×7=

3 1×2= 12×4= 24×3= 6×70= 14×3= 18×4=

16×5= 23×4= 6×700= 13×2= 14×5= 40×2=

80÷2= 20×8= 54÷6= 300÷5= 39÷3= 48÷4=

240÷8= 15×5= 7× 13= 200÷4= 450÷5= 46÷ 1=

300- 14×6= 13×3+ 18= 46×2-36= 240÷4= 60×4=

48÷4= 100÷5= 99÷3= 630÷9= 6 1+70= 14+36=