\[4\frac{4}{9} + 6,2 = \frac{40}{9} + \frac{62}{10} =\]
\[= \frac{40^{\backslash 5}}{9} + \frac{31^{\backslash 9}}{5} = \frac{200 + 279}{45} =\]
\[= \frac{479}{45} = 10\frac{29}{45}\]