$\bigg(\dfrac{7}{6}-\dfrac{8}{9}\bigg):\dfrac{6}{7}$=?

$(\dfrac{-5}{6})-(\dfrac{-9}{5})\times\dfrac{2}{3}$=?

$\dfrac{3}{4}+(\dfrac{-5}{8})\times\dfrac{4}{9}$=?

$\bigg((\dfrac{-4}{9})+(\dfrac{-3}{4})\bigg)\times\dfrac{3}{5}$=?

$(\dfrac{-5}{4})\times(\dfrac{1}{2}-(\dfrac{-3}{8}))$=?

$\dfrac{7}{8}-\dfrac{3}{8}\times\dfrac{3}{2}$=?

$\bigg(\dfrac{5}{2}+\dfrac{9}{7}\bigg)\times\dfrac{9}{4}$=?

$\bigg(\dfrac{3}{4}+\dfrac{4}{3}\bigg)\times(\dfrac{-6}{7})$=?

$\bigg(\dfrac{5}{3}-\dfrac{9}{7}\bigg)\times\dfrac{4}{7}$=?

$\bigg(\dfrac{3}{8}-(\dfrac{-9}{5})\bigg):(\dfrac{-3}{4})$=?