Question

a) (+3) + (– 2) + (– 5) =- 4

b) (– 2) – (+1) – (+5) = - 8

c) (+4) + (– 2) – (+3) =

d) (+5) – (– 3) – (– 1) =

e) (+4) + (– 6) – (+7) – (– 6) + (+7) =

f) (– 3) – (– 5) + (– 6) + (+8) – (– 4) =

g) + (– 3 + 8) – (– 3 + 8) + (5– 6) =

h) −(−3 − 1) − (−6 + 4 − 1) − 6 − (−3 + 2) =

i) 18 − (−5 − 2 − 3) + 20 − (−6 + 8) − (−1 − 8 + 3)

j) −32 − 1 − (−12 + 14 + 7) + (−5 − 6 − 9 + 3) =

Answer 1

Resposta:

Explicação passo-a-passo: