Question

$( \frac{3}{4} + \frac{1}{2} ) - \frac{1}{5} =$
AYUDA kakskskdk​

Answer 1

Explicación paso a paso:

$( \frac{3}{4} + \frac{1}{2} ) - \frac{1}{5} = \\ (\frac{3 + 2}{4}) - \frac{1}{5} = \\ \frac{5}{4} - \frac{1}{5} = \frac{25 - 4}{20} = \frac{21}{20}$