Вычислите: (5/6–1/12)/(2/3).

Ответ:

\[\frac{\frac{5}{6} - \frac{1}{12}}{\frac{2}{3}} = \frac{\frac{10 - 1}{12}}{\frac{2}{3}} = \frac{9}{12}\ :\frac{2}{3} = \frac{9 \cdot 3}{12 \cdot 2} =\]

\[= \frac{9}{8} = 1\frac{1}{8}\ \]