In a lottery, the number of winners of the first and second prizes accounted for (2/7) of the total number of winners, the number of winners of the second and third prizes accounted for (5/6) of the total number of winners, and the number of winners of the second prize What percentage of the total number of winners?
在一次抽奖活动中，获一、二等奖的人数占获奖总人数的(2/7)，获二、三等奖的人数占获奖总人数的(5/6)，获二等奖的人数占获奖总人数的几分之几？
<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">(5/6) - 1</gadget>
<output>-1/6 = around -0.166667</output>

<gadget id="calculator">(2/7) + (-1/6)</gadget>
<output>5/42 = around 0.119048</output>

<result>5/42 = around 0.119048</result>