Considering 12 pencils as a "whole", how many (5/6) are there.
把12支铅笔看做一个"整体"，它的(5/6)是多少支．
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">12 * (5/6)</gadget>
<output>10</output>

<result>10</result>