A manuscript has 24 pages, and each page has 500 words. After Li Hua rearranged the manuscript, the number of words per page is 600. How many fewer pages are there now than before?
一份稿件有24页，每页有500个字，李华将此稿件重新排版之后，每页的字数为600个，现在的页数比原来少多少页？
<gadget id="calculator">500 / 600</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">24 * (5/6)</gadget>
<output>20</output>

<gadget id="calculator">24 - 20</gadget>
<output>4</output>

<result>4</result>