Question

cuanto es
$\frac{3}{4}$ + $\frac{4}{5}$ + $\frac{7}{8}$

Answer 1

Respuesta: $=\frac{97}{40}$

Pasos:

$\frac{3}{4}+\frac{4}{5}+\frac{7}{8}\\\\mcm: 4,5,8=40\\\\=\frac{30}{40}+\frac{32}{40}+\frac{35}{40}\\\\=\frac{30+32+35}{40}\\\\=\frac{97}{40}$