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The first volume of the first grade of primary school unit 3 math problems.
# 1 grade # Introduction Doing math problems can effectively help learners understand the basic knowledge from all directions and angles, expand their thinking and accumulate skills. And these are exactly what the exam needs. But the premise of doing the problem is "you must know why you did it right and why you did it wrong. You don't fully understand what you did wrong." Otherwise, you can't even practice calligraphy. The following is "Unit 3 Math Problem, Volume I, Grade One Primary School", I hope it will help you.

Unit 3, Volume 1, Grade 1, Primary School, Math Problem 1

First, fill it out.

()+5=7

6+()=9

()-4=6

()+6=8

Second, fill in the blanks

1 and 5 are larger than () 1 and smaller than () 1.

2. In 3, 6, 8, 10, the number much smaller than 9 is ().

3,5 plus 2 in succession: _ _ _ _ _ _ _ _.

4. One digit plus () is the smallest two digits.

5. Count from 0 to 10 ().

6. The subtraction is 2, the minuend is 9, and the difference is ().

7. 10 has a ().

8. None of them are represented by ().

9. One addend is 5, the other is 2, and the sum is ().

10 and 7 are preceded by () and followed by ().

Third, solve the problem.

1. There are 10 carrots and white radishes, 5 carrots and how many white radishes?

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Three people got off the bus, and now there are four people on the bus. How many people are there on the bus?

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3, a story book, I read 10 pages in two days, 6 pages yesterday, how many pages did I read today?

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Xiaojun made five paper boats, but the other four didn't. How many paper boats does Xiaojun want to make?

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Fourth, additional issues.

Xiaowen is 6 years old and Xiaoming is 9 years old. Two years later, how old is Xiao Ming than Xiao Wen?

The first volume of the first grade of primary school Unit 3 Math Exercise 2

First, oral calculation.

2+ 1= 3-3= 4- 1=

4+ 1= 2+3= 2-0=

5-0= 5-4= 3+2=

3- 1= 5- 1= 1+2=

Second, fill in the numbers.

()2 、 ()、()、 05

3. Comparison (put ">" in ○), () & gt()& gt()& gt()& gt ()

3、5、4、7、 10

()