\[ 2\frac{4}{9} + \frac{5}{9} = 2 + \frac{4}{9} + \frac{5}{9} = 2 + \frac{9}{9} = 2 + 1 = 3 \]
\[ 11\frac{2}{9} - 3 = (11 - 3) + \frac{2}{9} = 8 + \frac{2}{9} = 8\frac{2}{9} \]
Ответ: 8\( \frac{2}{9} \)