§ Задание 178
\[\boxed{\mathbf{2}\mathbf{.}\mathbf{178}}\]
\[\textbf{а)}\ 27 \cdot 3 - (38 - 19)\]
\[\textbf{б)}\ 168\ :6 - 22 \cdot 8\]
\[\boxed{\mathbf{2}\mathbf{.}\mathbf{178}}\]
\[\textbf{а)}\ 27 \cdot 3 - (38 - 19)\]
\[\textbf{б)}\ 168\ :6 - 22 \cdot 8\]