(1/2)+(2/3)+(5/6)=how much.
(1/2)+(2/3)+(5/6)=多少．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

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

<result>2</result>