When simplifying a fraction, use 2 once, use 3 twice, get (1/3), what is the original fraction?
化简一个分数时，用2约了一次，用3约了两次，得(1/3)，原来的分数是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<result>1/3 = around 0.333333</result>