The sum of the numerator and denominator of a certain number is 50. Add 3 to the numerator and subtract 5 from the denominator. The new fraction obtained can be divided into (1/3). What is the original fraction?
某数的分子与分母的和是50，分子加上3，分母减去5，所得新分数可约分为(1/3)，原来的分数是多少？
<gadget id="calculator">3 - 5</gadget>
<output>-2</output>

<gadget id="calculator">50 + (-2)</gadget>
<output>48</output>

<gadget id="calculator">1 + 3</gadget>
<output>4</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">48 * (1/4)</gadget>
<output>12</output>

<gadget id="calculator">12 - 3</gadget>
<output>9</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">48 * (3/4)</gadget>
<output>36</output>

<gadget id="calculator">36 + 5</gadget>
<output>41</output>

<gadget id="calculator">9 / 41</gadget>
<output>9/41 = around 0.219512</output>

<result>9/41 = around 0.219512</result>