Breuken haakjesregel (reeks 1)

Bereken

\(-\left(\frac{-11}{-9}\right)-\left(\frac{14}{9}\right)\)

\(-\left(\frac{-11}{-9}\right)-\left(\frac{14}{9}\right)\\= \frac{-11}{9}-\frac{14}{9}\\=\frac{-11-14}{9}\\=\frac{-25}{9}\)