A book has 240 pages, after reading some, there is still (1/3), how many pages are left?
一本书240页，看了一些后，还剩(1/3)，还剩多少页？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">240 * (1/3)</gadget>
<output>80</output>

<result>80</result>