A fraction can be divided into (3/5) by adding 3 to its denominator; it can be divided into (4/5) by subtracting 2 from its denominator. This fraction is ((())/(()) ).
一个分数，它的分母加上3，可约分为(3/5)；它的分母减去2，可约分为(4/5)，这个分数是((())/(()))．
<gadget id="calculator">12 / 17</gadget>
<output>12/17 = around 0.705882</output>

<result>12/17 = around 0.705882</result>