Breuken verm. (reeks 2)

Vermenigvuldig de breuken

\(\frac{-11}{-8} . \frac{5}{5}\)

\(\frac{-11}{-8} . \frac{5}{5}\\=+\frac{11}{8}.\frac{1}{1}\\=+\frac{11.1}{8.1}\\=\frac{11}{8}\)