4) $(5\frac{1}{16}-1\frac{1}{8})\cdot(\frac{5}{6}+\frac{5}{14})$.

Question

Вопрос: $Фото задания: 4) $(5\frac{1}{16}-1\frac{1}{8})\cdot(\frac{5}{6}+\frac{5}{14})$.$ Фото задания

Accepted Answer

$5\frac{1}{16}-1\frac{1}{8}=\frac{81}{16}-\frac{18}{16}=\frac{63}{16}$.

$\frac{5}{6}+\frac{5}{14}=\frac{25}{21}$.

$\frac{63}{16}\cdot\frac{25}{21}=\frac{525}{112}=4\frac{77}{112}$.

Ответ: $4\frac{77}{112}$.

4) \((5\frac{1}{16}-1\frac{1}{8})\cdot(\frac{5}{6}+\frac{5}{14})\).