Question

QUESTÃO 1 - Calcule o valor de cada soma algébrica.
a) (+60) – (–10) – (–40)
b) (+2) – (+2) – (+2) – (+2)
c) (–15) + (+18) – (–5)
d) –(–3) – (–3) – (–3)
e) –(+3) – (+3) – (+3)

Answer 1

Resposta:

A)=110

B)= -4

C)=8

D)=9

E)= -9

Explicação passo a passo: