Question

Alguien me puede ayudar por favor ​

Answer 1

Respuesta:

(+9)(+7)=+63

(+8)(+3)=+24

(+6)(-6)= -30

(-2)(+4)= -8

(-5/3)(-4/7)= -50/21

(-8.2)(2)= -16,4

(-7)(-7)=+49

(-12)(+1)= -11

(0)(-2.7)=0

(+63)÷(+7)=+9

(-21)÷(+3)= -7

(-30)÷(+5)=-6

(-8)÷(-2)=+4

(+6/7)÷(-4/7)=-5/3

(+8.2)÷(-1)= -8.2

(-7)÷(+1)= -7

(-12)÷(+12)= +1

(+8.1)÷(-2.7)= -3

Espero que te sirva