A simple fraction, its numerator is enlarged by 3 times, and the denominator is reduced by 3 times is equal to (1/3), what is the fraction.
一个最简分数，把它的分子扩大3倍，分母缩小3倍后等于(1/3)，这个分数是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<gadget id="calculator">(1/3) / 9</gadget>
<output>1/27 = around 0.037037</output>

<result>1/27 = around 0.037037</result>