Breuken aftrekken (reeks 1)

Trek de breuken af

\(\frac{4}{9}-\frac{2}{11}\)

\(\frac{4}{9}-\frac{2}{11}\\=\frac{44}{99}-\frac{18}{99}\\=\frac{44-18}{99}\\=\frac{26}{99}\)