Breuken optellen (reeks 1)

Tel de breuken op

\(\frac{3}{8}+\frac{2}{9}\)

\(\frac{3}{8}+\frac{2}{9}\\=\frac{27}{72}+\frac{16}{72}\\=\frac{27+16}{72}\\=\frac{43}{72}\)