Question

fração denominador e equivalente
$\frac{3}{7} + \frac{4}{14}$

Answer 1

Boa noite

3/7 + 4/14 = 6/14 + 4/14 = 10/14 = 5/7 

Answer 2

$\frac{3}{7} + \frac{4}{14} = \frac{2*3+4}{14} = \frac{6+4}{14} = \frac{10}{14} = \frac{5}{7}$