Question

Calcule:

A) 5 x 4/7=

B) 3 x 4/5=

C) 2/4 de 4=

D) 3/8 de 5 =

F) 2/6 de 3/6 =

G) 3/8 de 6/9 =

Answer 1

Calcule:

A) 5 x 4/7= 20/7

Resp.: 20/7

B) 3 x 4/5= 12/5

Resp.: 12/5

C) 2/4 de 4= 2/4 . 4 = 4/4.2= 2

Resp.: 2

D) 3/8 de 5 = 15/8

Resp.: 15/8

___________

F) 2/6 de 3/6 =

2/6(:2)/(:2) .3/6 (:3)/(:3)

= 1/3 . 1/2

Resp.:= 1/6

G) 3/8 de 6/9 (:3)/(:3) = 3/8.2/3

= 6/24 (:6)/(:6)= 1/4

Resp.: 1/4

Answer 2

Resposta:

Explicação passo a passo:

Calcule:

A) 5 x 4/7= 20/7

B) 3 x 4/5= 12/5

C) 2/4 de 4= 2/4.4 = 8/4= 2

D) 3/8 de 5 = 3/8.5 = 15/8

F) 2/6 de 3/6 =

2/6 . 3/6= 6/36(:6)/(:6)= 1/6

G) 3/8 de 6/9 =

3/8.6/9 = 18/72(:18)/(:18)= 1/4