A true fraction, the denominator is the largest single digit, the least common multiple of the numerator and the denominator is 72, what is the true fraction.
一个真分数，分母是最大的一位数，分子与分母的最小公倍数是72，这个真分数是多少．
<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

<result>8/9 = around 0.888889</result>