The school library originally had 1,500 books, and the number of books has increased by 12% this year. How many books are there in the library now?
学校图书室原有图书1500册，今年图书册数增加了12%，现在图书室有多少册图书？
<gadget id="calculator">12 / 100</gadget>
<output>3/25 = around 0.12</output>

<gadget id="calculator">1 + (3/25)</gadget>
<output>28/25 = around 1.12</output>

<gadget id="calculator">1_500 * (28/25)</gadget>
<output>1_680</output>

<result>1_680</result>