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Mathematical problems in the first grade of primary school [five articles]
The introduction mathematics of # Senior One # has a wide range of applications, from the calculation of daily life, the sale of rice, oil, salt, sauce, vinegar and tea, interest rate, insurance and medical expenses, to astronomy, geography, environmental ecology, information network, quality control, management and prediction, large-scale projects, agricultural economy, national defense science and aerospace industry. The following is the related information of Five Math Problems in the First Grade of Primary School, I hope it will help you.

1. Math Problems of Grade One Pupils

1, the little white rabbit pulled out five radishes, the little black rabbit pulled out seven radishes, and the little gray rabbit pulled out four radishes more than the little white rabbit. Q: (1) How many radishes did the little black rabbit pull less than the little gray rabbit?

(2) How many radishes did they pull?

There are 27 books in the shop. On the first day, 12 copies were sold, and on the second day, 5 copies were sold. How many copies were sold in two days? How many books are there now?

There are 2 1 children in the car, and now there are 13 children. How many children got off the bus?

4. Take 15 cars first, and then take 9 cars. How many cars did a * * * drive away?

5. Mom and Dad took Mix to the movies. An adult ticket 10 yuan is twice as much as a child ticket. How much does dad have to pay?

6. Min Min wants to buy a book and a brush, a book 3 yuan and a brush 5 yuan, and his mother gives it to him 10 yuan. Is that enough?

7. Mom bought some sugar. After Dingding Jr. ate half of it, Light Light Blue ate the remaining half, leaving six pieces of sugar. How many sweets did mom buy?

8. Children line up. From the front, Xiao Pang ranks sixth, and there are nine children behind him. How many children are there?

9. There were 12 children in the car, and now there are 26 children. How many children got on the bus?

10. The teacher took the children to the zoo. Boys 13, girls 15. How many tickets should the teacher buy?

2. Math problems of first-grade pupils

1, the smallest three digits are different from the two digits of ().

2. Two digits are (), and the smallest two digits are (). They are different ().

3. The sum of one digit and the minimum two digits is (), and the difference is ().

4. One digit of is (); The smallest two digits are (); The two digits of are (); The smallest three digits are ().

5, 60 write (), which is smaller than the two digits of ().

6, a three-digit number, the bit is 1, other digits are 0, this number is ().

7, a two-digit number, the number on the first digit is 6, the number on the tenth digit is 2, and this number is ().

8. The number of digits is 9, which is 3 less than the number of digits. This number is written as () and pronounced as ().

9. Counting from the right, the first one is 6, the second one is 7, and this number is ().

10 and 78 have () ones and () tens; Five-digit and three-digit numbers are ().

1 1, 4 tens and 6 ones make up (), and 56 contains () tens and () ones.

12, 10 has ten digits (), and 100 has ten digits ().

13, six tens are (), and 34 has ().

There are () 1 and () 10 in 14 and 93, plus () 1 is 100.

The positions of 15 and 100 are (); 1 is at () position, which means () ().

3. Math problems of first-grade pupils

First, calculate:

70+7= 20-9= 7+6= 15-5= 69-69=

13-8= 4+9= 10+80= 7+3= 4+60=

16-7= 17-9= 70-20= 55-50= 15-6=

Second, compare and fill in or = in ().

15-7()7 74-70()70 8+7() 16

13-9()5 6+70()77 40+5()45

9+50()60 17-9()9

Third, fill in.

1, 1 yuan 8jiao = () jiao 100 point = () yuan.

2. Fill in yuan, angle or points in ().

The pencil case is about 13 () and the balloon is about 80 ().

A suit is about 100 () and an exercise book is 2 ().

3 and 64 have a 10 and a 1.

90 is () digits, the first number is (), and the last number is ().

Five tens and six ones are (). Plus ten is ().

4. Arrange the following figures in descending order.

72、84、9 1、65、70、85

4. Math problems of first-grade pupils

1, I calculated 100 math problems in the morning and 2 1 math problems in the afternoon. How many more math problems did you work out in the morning than in the afternoon? 2. There are 72 female students and 0/8 male students in the library. How many boys are less than girls?

There are 20 big monkeys and 30 small monkeys in the zoo. How many little monkeys are there than big monkeys?

4. School football 10, basketball 16. How much less is football than basketball?

There are 40 orchids and 60 chrysanthemums in the garden. How many potted orchids are planted as much as chrysanthemums?

6. Mom bought 18 red buttons, 10 white buttons and 8 black buttons.

(1) How many red buttons are there than white buttons?

(2) How many black buttons are there than white buttons?

7. Xiaohua made 20 envelopes, and Liang Xiao made 6 more than Xiaohua. How much did Liang Xiao do?

8. There are two bookshelves. There are 16 books on the first floor, 8 books on the second floor, and how many books are there on the second floor?

9. Mom bought 16 apples, and pears are 24 more than apples. How many pears did she buy?

10. There are 30 cocks in the feeding group, and 48 hens are more than cocks. How many hens are there?

1 1, 84 people went for an outing in grade four, 8 people went for an outing in grade five, and how many people went for an outing in grade five?

12. There are 28 female students in the choir. There are four fewer boys than girls. How many male students are there?

13, there are 32 white sheep in Xiaohua, and there are fewer black sheep than white sheep 12. How many black sheep have you raised?

14, the students took part in the labor and picked 40 baskets of cucumbers. The white melons were picked less than the cucumbers. 18, how many baskets of white melons are there?

15, Xiaoming took the ball, 35 times for the first time, 7 times less than the first time, and how many times for the second time?

5. Math problems of first-grade pupils

First, find a rule to fill in the blanks. 1、(),(),55,(),()

2、3,5,7,(),(),(), 15, 17

Second, find a rule to draw and draw a picture.

1、☆☆☆☆☆☆☆☆

2、◇◇◆◇◇◆◇◇◆◇◇◇

3、○○●○○●○○○○○○

Third, draw according to the arrangement law of graphics.

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