Question

Calculá las operaciones aplicando la regla de los signos.
a) (+12) ⋅ (−3) =
b) (−1) ⋅ (−18) =
c) (−20) : (−10) =
d) (−77) : (−11) =
e) (+10) ⋅ (+4) =
g) (+80) : (−8) =
h) (−9) ⋅ (+8) =

Answer 1

Respuesta:

Explicación paso a paso:

a) (+12) ⋅ (−3) =  -36

b) (−1) ⋅ (−18) =  +18

c) (−20) : (−10) =  + 2

d) (−77) : (−11) =  + 7

e) (+10) ⋅ (+4) =  +40

g) (+80) : (−8) =  - 10

h) (−9) ⋅ (+8) = -72