For a simplest fraction, if its numerator is expanded to 5 times its original size and its denominator is reduced to (1/4), then (10/3) is obtained. This simplest fraction is ((())/(())) ．
一个最简分数，如果它的分子扩大到原来的5倍，分母缩小到原来的(1/4)，得到(10/3)，这个最简分数是((())/(()))．
<gadget id="calculator">10 / 5</gadget>
<output>2</output>

<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<gadget id="calculator">2 / 12</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>