Niste exemple :
[tex] \frac{2a+1}{3b} [/tex] · [tex] \frac{5b}{3a+2} [/tex] = [tex] \frac{(2a+1)5b}{3b(3a+2)} = \frac{5(2a+1)}{3(3a+2)} = \frac{10a+5}{9a+6} [/tex]
[tex] \frac{5y}{2x} : \frac{2y}{x} = \frac{5y}{2x} [/tex] · [tex] \frac{x}{2y} [/tex] = [tex] \frac{5xy}{4xy} = \frac{5}{4} [/tex]
