Question

1) Calcule os produtos:
b) (–5).(+7) =
c) (–8).(–7) =
d) (+4).(–6)=
e) (+9).(–5) =
f) (–4).(+2) =
g) (+4).(+7) =
h) (–6).(–6) =

Answer 1

Resposta:

B) - 35

C) + 56

D) - 24

E) - 45

F) - 8

G) + 28

H) + 36