What is the quotient of the sum of (1/2) and (1/3) divided by their difference?
(1/2)与(1/3)的和除它们的差，商是多少？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/2) - (1/3)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(1/2) + (1/3)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">(1/6) / (5/6)</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>