Question

FRAÇÃO:1/2 DE 52
1/10 DE 400
2/7 DE 105

Answer 1

1x52/2=52/2=26
1x400/10=400/10= 40
2x105/7=210/7=30

Answer 2

$\frac{1}{10} * 400 \to \frac{400}{10} = 40$


$\frac{2}{7} * 105 \to \frac{210}{7} = 30$