Выполните действие \(\Large\frac{19}{21} - \frac{4}{21}\) \(\Large\frac{5}{7}\) \(\Large\frac{15}{0}\) \(\Large\frac{23}{42}\) \(\Large\frac{5}{14}\)
Задание

Выполните действие \(\Large\frac{19}{21} - \frac{4}{21}\)

  • \(\Large\frac{5}{7}\)
  • \(\Large\frac{15}{0}\)
  • \(\Large\frac{23}{42}\)
  • \(\Large\frac{5}{14}\)