Bereken
\(-\left(\frac{10}{9}\right)
+\left(\frac{-10}{-6}\right)
-\left(\frac{-8}{-2}\right)\)
\(-\left(\frac{10}{9}\right)
+\left(\frac{-10}{-6}\right)
-\left(\frac{-8}{-2}\right)\\= \frac{-10}{9}+
\frac{10}{6}-\frac{8}{2}\\=\frac{-10}{9}+\frac{5}{3}-\frac{4}{1}\\=\frac{-10+5-4}{9}\\=\frac{-9}{9}\\=\frac{-1}{1}\)