Breuken haakjesregel (reeks 1)

Bereken

\(-\left(\frac{-8}{-7}\right)-\left(\frac{-11}{6}\right)\)

\(-\left(\frac{-8}{-7}\right)-\left(\frac{-11}{6}\right)\\= \frac{-8}{7}+\frac{11}{6}\\=\frac{-48}{42}+\frac{77}{42}\\=\frac{-48+77}{42}\\=\frac{29}{42}\)