A fraction, the denominator is 9, the numerator is 5, what is the fraction.
一个分数，分母是9，分子是5，这个分数是多少．
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

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