Question

Efetue as multiplicações.

a) 5 . 4 =

b) 10 . (– 2) =

c) 7 . (– 2) =

d) 9 . 3 =

e) (– 9) . 4 =

f) 9 . (– 8) =

g) – 20 . 4 =

h) – 100 . 20 =

i) 8 .(-6).(-2) =

j) (-2).5.(-3) =

k) 3 .(+2).(-1) =

l) -2 .(-3).(-1) =

m) 5 .(-4).(-4) =

n) (+12).(-30).(-1) =

o) (-36).(-36) =

p) (-8).(-3).0.(-15) =

q) (-12).(+18) =

r) (-1).(-10).(-3).(+6) =

s) (+24).(-11) =

t) (-2).(+4).(-3).(+5).(+2) =​

Answer 1

Resposta:

A 20

b20

c14

d27

e36

f72

g80

h 2000

I96

j-30

k6

l-6

m-80

n-360

o1296

p0

q 210

r 180

s264

t240