Сравни числа: 7/10 и 31/45.

\[\frac{7}{10} > \frac{31}{45}\]

\[\frac{7}{10} = \frac{63}{90};\ \ \ \frac{31}{45} = \frac{62}{90}\]

\[\frac{63}{90} > \frac{62}{90}.\]