Practicing Addition and Subtraction with Signed Numbers


1.43 + 32
75

2.23 - 14
9

3.35 - 43
-8

4.-44 + 16
-28


5.-36 - 20
-56

6.-42 + (-44)
-86

7.39 - (-22)
61

8.17 - 12
5

9.(-36) + 21
-15

10.(31 - 21) + 30 + 31 + 14
85 days

11.98 - (-23)
121 degrees