$$
\begin{array}{l}
\frac{2^{2}}{1 \times 3} \times \frac{4^{2}}{3 \times 5} \times \cdots \times \frac{2016^{2}}{2015 \times 2017} \\
=\quad \text { (accurate to } 0.01 \text { ). }
\end{array}
$$
1. 1.57