Add 2 to the denominator of a certain fraction and subtract 2 from the numerator. The difference between the denominator and the numerator of the new fraction is 123, which is (8/49). What was the original score?
某分数的分母加上2，分子减去2，所得的新分数的分母与分子的差是123，约分后得(8/49)．原来的这个分数是多少？
<gadget id="calculator">24 + 2</gadget>
<output>26</output>

<gadget id="calculator">147 - 2</gadget>
<output>145</output>

<gadget id="calculator">26 / 145</gadget>
<output>26/145 = around 0.17931</output>

<result>26/145 = around 0.17931</result>