The sum of the numerator and denominator of a fraction is 195, which is (7/8) after reduction. What was the original score.
一个分数的分子、分母之和是195，约分后是(7/8)．原来的分数是多少．
<gadget id="calculator">7 + 8</gadget>
<output>15</output>

<gadget id="calculator">7 / 15</gadget>
<output>7/15 = around 0.466667</output>

<gadget id="calculator">195 * (7/15)</gadget>
<output>91</output>

<gadget id="calculator">195 - 91</gadget>
<output>104</output>

<gadget id="calculator">(7/15) / 104</gadget>
<output>7/1_560 = around 0.004487</output>

<gadget id="calculator">195 * (7/1_560)</gadget>
<output>7/8 = around 0.875</output>

<result>7/8 = around 0.875</result>