The numerator of a fraction is 14 smaller than the denominator. If 4 is added to the denominator, it can be reduced to (1/3). What is the original fraction?
一个分数的分子比分母小14，如果分母加上4，则可约简成(1/3)，原分数是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 4</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">14 + (4/3)</gadget>
<output>46/3 = around 15.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(46/3) / (2/3)</gadget>
<output>23</output>

<gadget id="calculator">23 - 14</gadget>
<output>9</output>

<gadget id="calculator">9 / 23</gadget>
<output>9/23 = around 0.391304</output>

<result>9/23 = around 0.391304</result>