For a factory, the output value in October is higher than that in September (2/11), what is the output value in October than in September?
一个工厂，10月份的产值比9月份增加(2/11)，10月份的产量是9月份的多少．
<gadget id="calculator">2 / 11</gadget>
<output>2/11 = around 0.181818</output>

<gadget id="calculator">1 + (2/11)</gadget>
<output>13/11 = around 1.181818</output>

<result>13/11 = around 1.181818</result>