Breuken optellen (reeks 2)

Tel de breuken op

\(\frac{-2}{19}+\frac{20}{17}\)

\(\frac{-2}{19}+\frac{20}{17}\\=\frac{-34}{323}+\frac{380}{323}\\=\frac{-34+380}{323}\\=\frac{346}{323}\)