Question

a) (+7).(+4) =
b) (-42) + (-2)=
c) 23.(+4)=
d) (-100) = (+10) =
e) 20: (+10) =
f) (+13).(-3)=​

Answer 1

Resposta:

a) = +28

b) = -44

c) = +92

d) = -1.000

e) = 2

f) = -39