For a fraction, the sum of the numerator and the denominator is 25, and after the numerator is reduced by 7, the fraction is equal to 1. What is the fraction? What score?
一个分数，分子与分母的和是25，且分子减少7后，这个分数就等于1，这个分数是多少？是什么分数？
<gadget id="calculator">7 + 25</gadget>
<output>32</output>

<gadget id="calculator">1 + 1</gadget>
<output>2</output>

<gadget id="calculator">32 / 2</gadget>
<output>16</output>

<gadget id="calculator">25 - 16</gadget>
<output>9</output>

<gadget id="calculator">32 / 2 / 9</gadget>
<output>16/9 = around 1.777778</output>

<result>16/9 = around 1.777778</result>