Breuken aftrekken (reeks 2)

Trek de breuken af

\(\frac{12}{19}-\frac{3}{11}\)

\(\frac{12}{19}-\frac{3}{11}\\=\frac{132}{209}-\frac{57}{209}\\=\frac{132-57}{209}\\=\frac{75}{209}\)