Question

Completa la tabla 2
a b a+b a+(-b)
-5 -16
6 -18
-12 24
18 31
-2 -17
31 -14

Answer 1

a+b: -21 l -12 l 12 l 49 l -19 l 17

a+(-b): 11 l 24 l -36 l -13 l 15 l 45

Listo, completa tu tabla ...