\"\"

\

In \"\", there were \"\" amusement parks and arcades.

\

This decreased by \"\" by \"\".

\

Find the number of amusement parks and arcades in \"\" :

\

\"\".

\

Therefore, the number of amusement parks and arcades in \"\" is \"\".

\

\"\"

\

The number of amusement parks and arcades in \"\" is \"\".