The greatest common divisor of the numerator and denominator of a fraction is 12, after the reduction (2/3), what is the original fraction
一个分数的分子、分母的最大公因数是12，经过约分后得(2/3)，则原来分数是多少
<gadget id="calculator">2 * 12</gadget>
<output>24</output>

<gadget id="calculator">3 * 12</gadget>
<output>36</output>

<gadget id="calculator">24 / 36</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>