\[\boxed{\mathbf{803\ (803)}\mathbf{.}\mathbf{\ }Еуроки\ - \ ДЗ\ без\ мороки}\]
\[\textbf{а)}\ 5 - 2\frac{1}{2} = 3 - \frac{1}{2} = 2\frac{1}{2}\]
\[\textbf{б)}\ 6 - 3\frac{2}{5} = 3 - \frac{2}{5} = 2\frac{3}{5}\]
\[\textbf{в)}\ 7 - 5\frac{3}{7} = 2 - \frac{3}{7} = 1\frac{4}{7}\]
\[\textbf{г)}\ 8 - 3\frac{3}{4} = 5 - \frac{3}{4} = 4\frac{1}{4}\]
\[\textbf{д)}\ 4 - 2\frac{3}{5} = 2 - \frac{3}{5} = 1\frac{2}{5}\]
\[\textbf{е)}\ 9 - 5\frac{1}{6} = 4 - \frac{1}{6} = 3\frac{5}{6}\]