ГДЗ по математике 5 класс Мерзляк ФГОС Задание 957

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\[1)\ \frac{5}{15} = \frac{5\ :5}{15\ :5} = \frac{1}{3}\]

\[2)\ \frac{6}{20} = \frac{6\ :2}{20\ :2} = \frac{3}{10}\]

\[3)\ \frac{14}{35} = \frac{14\ :7}{35\ :7} = \frac{2}{5}\]

\[4)\ \frac{21}{39} = \frac{21\ :3}{39\ :3} = \frac{7}{13}\]

\[5)\ \frac{10}{60} = \frac{10\ :10}{60\ :10} = \frac{1}{6}\]

\[6)\ \frac{28}{84} = \frac{28\ :28}{84\ :28} = \frac{1}{3}\]