Сравни числа 7/15и9/20, 9/14 и 9/13, 52/51и 0,87

\frac{9}{20} \\ \\ \frac{7}{15} = \frac{28}{60} \\ \\ \frac{9}{20} = \frac{27}{60} " alt=" \frac{7}{15} > \frac{9}{20} \\ \\ \frac{7}{15} = \frac{28}{60} \\ \\ \frac{9}{20} = \frac{27}{60} " align="absmiddle" class="latex-formula">
$\frac{9}{14} < \frac{9}{13} \\ \\ \frac{9}{14} = \frac{117}{182} \\ \\ \frac{9}{13} = \frac{126}{182}$

\frac{87}{100} \\ \\ 1 \frac{1}{51} = 1 \frac{100}{5100} \\ \\ \frac{87}{100} = \frac{4437}{5100} " alt=" 1\frac{1}{51} > \frac{87}{100} \\ \\ 1 \frac{1}{51} = 1 \frac{100}{5100} \\ \\ \frac{87}{100} = \frac{4437}{5100} " align="absmiddle" class="latex-formula">