Question

O valor da expressão 1/4.[2/5.(2-3/4)] É:

Answer 1

1/4 . [2/5 . (2 -3/4)]=

1/4 .[2/5. ( 8-3/4)]=

1/4. [ 2/5 . 5/4]=

1/4. 2/4=

2/16=

1/8

Answer 2

Olá

1/4 . [2/5 . (2 - 3/4)]

1/4 . [2/5 . (8 - 3/4)]

1/4 . [2/5 . 5/4]

1/4 . 10/20

10/80 ÷ 10

1/8

Resposta: 1/8

Espero ter ajudado.