There are 300 literature and art books in the book corner of a certain class. The first group borrowed (1/3) and the second group borrowed (1/4). What percentage are left?
某班图书角有文艺书300本，第一小组借走了(1/3)，第二小组借走了(1/4)，还剩下几分之几？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/3) - (1/4)</gadget>
<output>5/12 = around 0.416667</output>

<result>5/12 = around 0.416667</result>