Вопрос:

Вычислите: \(\frac{4}{15}+\frac{6}{35}\cdot\left(2-1\frac{41}{49}\right)-\frac16\).

Ответ:

\(2-1\frac{41}{49}=\frac{98}{49}-\frac{90}{49}=\frac{8}{49}\).

\(\frac{6}{35}\cdot\frac{8}{49}=\frac{48}{1715}\).

\(\frac{4}{15}+\frac{48}{1715}-\frac16=\frac{13}{30}+\frac{48}{1715}=\frac{28159}{51450}\).

Ответ: \(\frac{28159}{51450}\).