Ответ:
\(2\frac{1}{2}=\frac{40}{16},\quad \frac{3}{4}=\frac{12}{16}\).
\(\frac{40}{16}-\frac{12}{16}-\frac{9}{16}=\frac{19}{16}\).
Ответ: \(\frac{19}{16}\).
\(2\frac{1}{2}=\frac{40}{16},\quad \frac{3}{4}=\frac{12}{16}\).
\(\frac{40}{16}-\frac{12}{16}-\frac{9}{16}=\frac{19}{16}\).
Ответ: \(\frac{19}{16}\).