Beispiel Nr: 21
$\text{Terme - Additon - Subtraktion - Mulitiplikation - Division}\\ \frac{1}{3}x^3-1\frac{1}{3}x^2+\frac{1}{3}x+2+ x-2 \ $
$ \\ \frac{1}{3}x^3-1\frac{1}{3}x^2+\frac{1}{3}x+2+ x-2=\\ \frac{1}{3}x^3-1\frac{1}{3}x^2+\frac{1}{3}x+2+ x-2= \frac{1}{3}x^3-1\frac{1}{3}x^2+1\frac{1}{3}x$