Вычислите: 5/8+11/28-9/14.

\[\frac{5^{\backslash 7}}{8} + \frac{11^{\backslash 2}}{28} - \frac{9^{\backslash 4}}{14} =\]

\[= \frac{35 + 22 - 36}{56} = \frac{21}{56} = \frac{3}{8}\]