Question

Calcule:

a) – 8 + 6 – 1 =

b) – 13 + 7 – 2– 8 + 15 – 1 =

c) 12 – 7 + 3 =

d) (+8) – (+5) =

e) (– 8) + (– 5) =

f) (– 3) + (+ 9) =

g) (– 2) – (– 3) + ( + 5) =

h) ( + 6) + (– 7) – (– 2) =

Answer 1

A resposta da é C) 8