Question

me ajudem pfvvvvvvvv​

Answer 1

Resposta:

A)

-2/3÷10/21

-2/3.21/10

-2.7/10

-7/5

B)

1,5÷0,4

3,75

C)

-5/7÷3/2

-5/7.2/3

-10/21

D)

3/4÷(-5/4)

-3/4÷5/4

-3/4.4/5

-3.1/5

-3/5

E)

-(3÷1,5)

-2

Tenha bons estudos! :3