The numerator of a fraction is smaller than the denominator, and the fraction is (7/9), what is the possible fraction
一个分数的分子比分母小，约分后是(7/9)，这个分数可能是多少
<gadget id="calculator">63 / 9 / 9</gadget>
<output>7/9 = around 0.777778</output>

<result>7/9 = around 0.777778</result>