Question

1) Efetue os Produtos, Simplificando as Frações Quando Possivel.

a) 7/5 . 5/7 =

b) 4/9 . 3/7 =

c) 4/15 . 3/8 =

d) 1/5 . 2/6 . 3/7 =

Answer 1

Explicação passo-a-passo:

a) 7/5 . 5/7 = 35/35 = 1

b) 4/9 . 3/7 = 12/63 = 4/21

c) 4/15 . 3/8 = 12/120 = 1/10

d) 1/5 . 2/6 . 3/7 = 6/210 = 1/35