(1/7)*(6/11)+(5/11)/7.
(1/7)*(6/11)+(5/11)/7．
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">6 / 11</gadget>
<output>6/11 = around 0.545455</output>

<gadget id="calculator">(1/7) * (6/11)</gadget>
<output>6/77 = around 0.077922</output>

<gadget id="calculator">5 / 11</gadget>
<output>5/11 = around 0.454545</output>

<gadget id="calculator">(5/11) / 7</gadget>
<output>5/77 = around 0.064935</output>

<gadget id="calculator">(6/77) + (5/77)</gadget>
<output>1/7 = around 0.142857</output>

<result>1/7 = around 0.142857</result>