There are 240 textbooks in the school library, and comic books are textbooks (7/8). How many of these two kinds of books are there?
学校图书馆有教科书240本，连环画是教科书的(7/8)，两种书共有多少本？
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">240 * (7/8)</gadget>
<output>210</output>

<gadget id="calculator">240 + 210</gadget>
<output>450</output>

<result>450</result>