TeX Quellcode:

4 \, - \, \dfrac{2}{3} \, \cdot \, \dfrac{5}{8} \, = \, 4 \, - \, \dfrac{1}{3} \, \cdot \, \dfrac{5}{4} \, = \,\dfrac{16}{4} \, - \, \dfrac{5}{12} \, = \,\dfrac{16}{4} \, - \, \dfrac{5}{12}\, = \, \dfrac{48}{12} \, - \, \dfrac{5}{12} \, = \, \dfrac{43}{12} \, = \, 3\dfrac{7}{12}