Adding 1 to the numerator of a fraction equals 1, and adding 2 to the denominator of the fraction equals (8/9). What is the original score.
一个分数的分子上加1，这个分数就等于1，如果这个分数的分母加上2，这个分数就等于(8/9)．原来这个分数是多少．
<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">(8/9) * 2</gadget>
<output>16/9 = around 1.777778</output>

<gadget id="calculator">1 + (16/9)</gadget>
<output>25/9 = around 2.777778</output>

<gadget id="calculator">1 - (8/9)</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">(25/9) / (1/9)</gadget>
<output>25</output>

<gadget id="calculator">24 / 25</gadget>
<output>24/25 = around 0.96</output>

<result>24/25 = around 0.96</result>