rope, cut (1/11) meters for the first time, and (7/11) meters for the second time, leaving (2/11) meters. How many meters is this rope originally?
一根绳子，第一次剪去(1/11)米，第二次剪去(7/11)米，还剩(2/11)米．这根绳子原来一共有多少米？
<gadget id="calculator">1 / 11</gadget>
<output>1/11 = around 0.090909</output>

<gadget id="calculator">7 / 11</gadget>
<output>7/11 = around 0.636364</output>

<gadget id="calculator">2 / 11</gadget>
<output>2/11 = around 0.181818</output>

<gadget id="calculator">(1/11) + (7/11) + (2/11)</gadget>
<output>10/11 = around 0.909091</output>

<result>10/11 = around 0.909091</result>