There is a fraction reduced to the simplest fraction (5/11), the sum of the numerator and denominator before the reduction is equal to 48, what is the fraction before the reduction.
有一个分数约成最简分数是(5/11)，约分前分子分母的和等于48，约分前的分数是多少．
<gadget id="calculator">5 + 11</gadget>
<output>16</output>

<gadget id="calculator">5 / 16</gadget>
<output>5/16 = around 0.3125</output>

<gadget id="calculator">11 / 16</gadget>
<output>11/16 = around 0.6875</output>

<gadget id="calculator">48 * (11/16)</gadget>
<output>33</output>

<gadget id="calculator">(5/16) / 33</gadget>
<output>5/528 = around 0.00947</output>

<gadget id="calculator">48 * (5/528)</gadget>
<output>5/11 = around 0.454545</output>

<result>5/11 = around 0.454545</result>