Ответ:
\(\frac{11}{24}+\frac56=\frac{31}{24}\), \(1\frac{15}{16}=\frac{31}{16}\).
\(\frac{31}{24}:\frac{31}{16}=\frac23\).
\(-2+\frac23-\frac25=-\frac{26}{15}=-1\frac{11}{15}\).
Ответ: \(-1\frac{11}{15}\).
\(\frac{11}{24}+\frac56=\frac{31}{24}\), \(1\frac{15}{16}=\frac{31}{16}\).
\(\frac{31}{24}:\frac{31}{16}=\frac23\).
\(-2+\frac23-\frac25=-\frac{26}{15}=-1\frac{11}{15}\).
Ответ: \(-1\frac{11}{15}\).