1. (6 points) Calculate: $\frac{(2015-201.5-20.15)}{2.015}=$
$$
\begin{array}{l}
\text { [Solution] Solution: } \frac{(2015-201.5-20.15)}{2.015} \\
=\frac{2015}{2.015}-\frac{201.5}{2.015}-\frac{20.15}{2.015} \\
=1000-100-10 \\
=890 .
\end{array}
$$

Therefore, the answer is: 890.