1. (8 points) The calculation result of the expression $2016 \times\left(\frac{1}{7}-\frac{5}{6 \times 8}\right)$ is
【Solution】Solve: $2016 \times\left(\frac{1}{7}-\frac{5}{6 \times 8}\right)$
$$
\begin{array}{l}
=2016 \times \frac{1}{7}-\frac{5}{6 \times 8} \times 2016 \\
=288-210 \\
=78 ;
\end{array}
$$

Therefore, the answer is: 78 .