Вычислите: 4 5/18-2 5/9.

\[4\frac{5}{18} - 2\frac{5}{9} = \frac{77}{18} - \frac{23^{\backslash 2}}{9} =\]

\[= \frac{77 - 46}{18} = \frac{31}{18} = 1\frac{13}{18}\]