[tex] \frac{7}{8} \: si \: \frac{5}{6} [/tex]
pt a le aduce la numitor comun amplificam prima fractie cu 3 si a doua cu 4 si obtinem:
[tex] \frac{21}{24} si \: \frac{30}{24} [/tex]
cum 21<30 =>
[tex] \frac{21}{24} < \frac{30}{24}[/tex]
[tex] \frac{7}{8} < \frac{5}{6} [/tex]