Ответ:
\(\frac{11}{10}+\frac{17}{10}=\frac{28}{10}=\frac{14}{5}\).
\(\frac{14}{5}\cdot\frac{10}{45}=\frac{28}{45}\).
Ответ: \(\frac{28}{45}\).
\(\frac{11}{10}+\frac{17}{10}=\frac{28}{10}=\frac{14}{5}\).
\(\frac{14}{5}\cdot\frac{10}{45}=\frac{28}{45}\).
Ответ: \(\frac{28}{45}\).