Question

1 - Calcule.

a)(+7).(-5) =

b)(-9).(-8)=

c)(+10).(+3) =

d)(-7).(+6) =

e) (-9).(+12).(-2) =

f) (-2).(-3).(-1).(+5) =

g)(-15): (+5) =

h) (+32): (+4) =

i)(-20): (-2) =

j)(+9): (-3) = ​

Answer 1

Resposta:

Espero ter ajudado <3

Explicação passo-a-passo:

a)(+7).(-5) = - 35

b)(-9).(-8)= 72

c)(+10).(+3) = 30

d)(-7).(+6) = - 42

e) (-9).(+12).(-2) = 216

f) (-2).(-3).(-1).(+5) = - 30

g)(-15): (+5) = - 3

h) (+32): (+4) = 8

i)(-20): (-2) = 10

j)(+9): (-3) = -3

Answer 2

a) -35
b)72
c)30
d)-42
e)216
f)-30
g)-3
h)8
I)10
j)-3