Question

suma de fracciones1/2 + 2/5​

Answer 1

$\frac{1}{2} + \frac{2}{5 } = \frac{9}{10}$

$\frac{1 \times 5}{10} + \frac{2 \times 2}{10}$

$\frac{5}{10} + \frac{4}{10}$

$\frac{(5 + 4)}{10}$

$\frac{9}{10}$

saludos.