Question

6. Calcule
a) +5 + 3 =
b) +1 + 4 =
C) -4 -2 =
d) (-5).(+2).(-1).(-7) =
e) (-10): (-5)=
f) (-30): (+5) =
g) ( + 62): (-2) =
h) (+2).(-3).(-5)​

Answer 1

Resposta:

A +8

B +5

C -6