Question

a) (+6). (+5) = b) ( –8) . (– 6) = c) (+12) .(– 5) =
d) ( –4) . (+9) = e) (–3) . (+8) = f) (+5) . (– 7) =
g) (–13) . (–3) = h) (+7) . (+9) = i) (–39) . (+3) =

Answer 1

Resposta:

a- 30

b-  46

c- 60

d-  -36

e- -24

f- -35

g- 39

h-  63

i-  -117