Вычислите: ​ \(\frac{1}{5}-\frac{7}{15}\) \(-\frac{4}{15}\) \(-\frac{10}{15}\) \(-\frac{4}{5}\)
Задание

Вычислите: ​ \(\frac{1}{5}-\frac{7}{15}\)

  • \(-\frac{4}{15}\)
  • \(-\frac{10}{15}\)
  • \(-\frac{4}{5}\)