Question

me ajudem por favor

1) 1+ 1/(1-1/4 ) =

2) 4 . 25% + 0.3- 1/10 =

4) 2+1/8- 50% =

Answer 1

Resposta:

1) 7/3

2)6/5

4)13/8

Explicação passo-a-passo:

1) 1 + 1 / (1 - 1/4) <=> 1 + 1 / 3/4 <=> 3/3 + 3/3 / 4/3 <=> 7/3

2) 4 . 25/100 + 3/10 - 1/10 <=> 4 . 1/4 + 3/10 - 1/10 <=> 1 + 3/10 - 1/10 <=> 6/5

4) 2 + 1/8 - 50/100 <=> 2 + 1/8 + 1/2 <=> 16/8 + 1/8 - 4/8 <=> 13/8