A fraction with a numerator of 5 and a denominator of 9 is ((())/(())).
一个分数的分子是5，分母是9，这个分数是((())/(()))．
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<result>5/9 = around 0.555556</result>