Question

Спростіть вираз:
$\frac{5}{7} m + \frac{3}{4} m - \frac{5}{8}m$
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Answer 1

Ответ:

$\frac{5}{7} m + \frac{3}{4} m - \frac{5}{8}m = (\frac{5}{7} + \frac{3}{4} - \frac{5}{8})m = ( \frac{40 + 42 - 35}{56} )m = \frac{47}{56} m$

Answer 2

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