Question

da quanto esses? quero ver se minhas respostas estão certas ​

Answer 1

1)

2/3 . 3/4 = 6/12 = 1/2

2)

7/9 . 3/5 = 21/45 = 7/15

3)

5/8 . 2/10 = 10/80 = 1/8

4)

5/12 . 6/15 = 30/180 = 1/6

Answer 2

Resposta:

1)2/3*3/4= 6/12, simplificando 1/2

2)7/9*3/5= 21/45, simplificando 7/15

3)5/8*2/10=10/80, simplificando 1/8

4)5/12*6/15= 30/180, simplificando 1/6.

Espero ter ajudado!