Question

Calcule:

a) (+9) + (-5) =

b) (+3) + (-4) =

c) (-8) + (+6) =

Answer 1

a) 9 + -5 =  9-5 = 4

b)  3 +-4 = 3 -4 = -1

c) -8 + 6 = -2

Answer 2

I have ued the zero pairs strategy, I hope you are familiar with that! Hope i helped!