Question

$( \frac{6}{7} ) - ( \frac{11}{14} ) + ( - \frac{9}{14} ) - ( - \frac{4}{7} )$
$\frac{2}{7} + \frac{9}{4} + ( \frac{1}{4} + \frac{2}{7} )$
resolver los ejercicios​

Answer 1

Respuesta:

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