Add and Subtract Integers

Front

-10 + 4

Back

-6

Front

-20 + (-11)

Back

-31

Front

-2 - (-8)

Back

6

Front

18 - (-4)

Back

22

Front

-9 + 9

Back

0

Front

25 - -15

Back

40

Front

-5 - -25 =

Back

20

Front

- 9 + 7

Back

-2

Front

- 2 + - 9

Back

-11

Front

-7 + 11 - 6 + 8

Back

6