Question

Resolva as frações:
A) 7/8 -3/2

B) 5/8 • 2/2

C) 5/6 ÷ 2/3

D) 2 ÷ 7/4

Answer 1

Resposta:

A). -5/8

B). 5/8

C). 5/4

D). 8/7

Explicação passo-a-passo:

A). 7/8 - 3/2

= 7/8 (1) - 3/2 (4)

= 7/8 - 12/8

= -5/8

B). 5/8 • 2/2

= 10/16 <=> 5/8

C). 5/6 ÷ 2/3

= 5/6 × 3/2

= 15/12 <=> 5/4

D). 2 ÷ 7/4

= 2 × 4/7

= 8/7