Question

1) Efetue as multiplicações:
a) (+45).(+2) =
b) (+72).(+3) =
c) (+7).(+18) =
d) (+36).(-4) =
e) (+23). (-9) =
f) (+15).(-8) =
g) (+18). (+9) =​

Answer 1

Resposta:

a)90

b)216

c)126

d)-144

e)-207

f)-120

g)162