Răspuns :
[tex] \frac{12}{12} < \frac{15}{12} [/tex]
[tex] \frac{6}{8} > \frac{5}{8} [/tex]
[tex] \frac{4}{10} = \frac{2}{5} [/tex]
[tex] \frac{6}{8} > \frac{5}{8} [/tex]
[tex] \frac{4}{10} = \frac{2}{5} [/tex]