Ответ:
\(3\frac{1}{75}=\frac{226}{75}\).
\(\left(\frac{4}{9}-\frac{226}{75}\right)\cdot9=\left(\frac{100}{225}-\frac{678}{225}\right)\cdot9=-\frac{578}{225}\cdot9=-\frac{578}{25}=-23\frac{3}{25}\).
Ответ: \(-23\frac{3}{25}\).
\(3\frac{1}{75}=\frac{226}{75}\).
\(\left(\frac{4}{9}-\frac{226}{75}\right)\cdot9=\left(\frac{100}{225}-\frac{678}{225}\right)\cdot9=-\frac{578}{225}\cdot9=-\frac{578}{25}=-23\frac{3}{25}\).
Ответ: \(-23\frac{3}{25}\).