The school bought a batch of exercise books and distributed them to 24 classes. Each class had 108 books, and there were 198 books left. How many exercise books did the school buy in total?
学校买来一批练习本，分给24个班，每班108本，还剩下198本，学校一共买来多少练习本？
<gadget id="calculator">108 * 24</gadget>
<output>2_592</output>

<gadget id="calculator">2_592 + 198</gadget>
<output>2_790</output>

<result>2_790</result>