Adding and Subtracting Positive and Negative Numbers

Front

-4 + 3

Back

-1

Front

-9 + (-7) =

Back

-16

Front

50 + (-8) =

Back

42

Front

Will the sum of 8 + (-9) be positive or negative?

Back

negative

Front

Will the sum of -4 + -7 be positive or negative?

Back

negative

Front

5 + (−4)

Back

1

Front

-10 + 4 =

Back

-6

Front

-3 + (-6) =

Back

-9

Front

17 + (-10) =

Back

7

Front

-9 + (-11)

Back

-20