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Bài tập về nhà bài 9

Total questions: 10

Worksheet time: 10mins

Name
Class
Date
1.

11 + 21 -21 + 63 -12 -22=_

(a)  

2.

43 + 34 + 22 - 46 + 44 - 13=_

(a)  

3.

77 - 65 + 34 - 32 + 13 + 12=_

(a)  

4.

66 + 32 - 87 + 36 - 35 + 14=_

(a)  

5.

20 + 29 - 32 + 22 - 25 + 53=_

(a)  

6.

21 + 11 - 21 + 83 - 12 - 22=_

(a)  

7.

33 + 31 - 42 + 21 + 24 - 17=_

(a)  

8.

87 - 65 + 34 - 42 + 23 + 62=_

(a)  

9.

66 + 13 - 59 + 23 + 33 - 24=_

(a)  

10.

56 + 23 - 52 + 11 - 13 + 24=_

(a)