Question

3) Calcule:
a) (+7)+(-6) =
b) (-15)-(-3) =
c) (-8).(-2) =
d) (+10).(-5) =
e) (-2)3 =
f) 781 =​

Answer 1

resposta:

a) 1

b) -12

c) 16

d) -50

e) -6

f) 781