(10 points) Calculate: $2016 \times 2016 - 2015 \times 2016=$
【Analysis】Both sides of the addition equation have the same factor 2016, so we can simplify the calculation according to the distributive law of multiplication.
【Solution】Solution: $2016 \times 2016$ - $2015 \times 2016$
$$
\begin{array}{l}
=2016 \times(2016-2015) \\
=2016 \times 1 \\
=2016
\end{array}
$$

Therefore, the answer is: 2016.