\[\frac{5}{6} + 2,4 = \frac{5}{6} + 2\frac{4}{10} = \frac{5^{\backslash 5}}{6} + 2\frac{2^{\backslash 6}}{5} =\]
\[= \frac{25}{30} + 2\frac{12}{30} = 2\frac{37}{30} = 3\frac{7}{30}.\]