What is (1/3) of 6 pencils, and ((())/(())) of 10 pencils is 4 pencils.
6枝铅笔的(1/3)是多少支，10铅笔的((())/(()))是4支铅笔．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">6 * (1/3)</gadget>
<output>2</output>

<result>2</result>