59. \(-\frac{7}{8} : \frac{2}{14}\)

Решение:

\(-\frac{7}{8} \div \frac{2}{14} = -\frac{7}{8} \times \frac{14}{2} = -\frac{7 \times 14}{8 \times 2} = -\frac{98}{16} = -\frac{49}{8}\)

Ответ: -\(\frac{49}{8}\)