Ответ:
НОК(21, 27) = 189.
\(\frac{10}{21}=\frac{90}{189}\), \(\frac{7}{27}=\frac{49}{189}\).
Ответ: \(\frac{90}{189}\) и \(\frac{49}{189}\).
НОК(21, 27) = 189.
\(\frac{10}{21}=\frac{90}{189}\), \(\frac{7}{27}=\frac{49}{189}\).
Ответ: \(\frac{90}{189}\) и \(\frac{49}{189}\).