The denominator of a fraction is 42 greater than the numerator, and the fraction is (5/11). What is the original fraction?
一个分数的分母比分子大42，约分后是(5/11)，原来这个分数是多少．
<gadget id="calculator">11 - 5</gadget>
<output>6</output>

<gadget id="calculator">42 / 6</gadget>
<output>7</output>

<gadget id="calculator">11 * 7</gadget>
<output>77</output>

<gadget id="calculator">42 / 6 / 77</gadget>
<output>1/11 = around 0.090909</output>

<gadget id="calculator">5 * (1/11)</gadget>
<output>5/11 = around 0.454545</output>

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