What is the sum of the difference between (1/3) and (1/4) plus their product?
(1/3)与(1/4)的差加上它们的积，和是多少？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/3) - (1/4)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">(1/3) * (1/4)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">(1/12) + (1/12)</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>