1. (8 points) The calculation result of the expression $(9 \times 9-2 \times 2) \div\left(\frac{1}{12}-\frac{1}{19}\right)$ is
【Solution】Solve: $(9 \times 9-2 \times 2) \div\left(\frac{1}{12}-\frac{1}{19}\right)$
$$
\begin{array}{l}
=(81-4) \div \frac{7}{228} \\
=77 \times \frac{228}{7} \\
=2508
\end{array}
$$

The answer is: 2508 .
$$
2508
$$