((3/18)+(5/6)+(8/9))*3.6.
((3/18)+(5/6)+(8/9))*3.6．
<gadget id="calculator">3 / 18</gadget>
<output>1/6 = around 0.166667</output>

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

<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">(1/6) + (5/6) + (8/9)</gadget>
<output>17/9 = around 1.888889</output>

<gadget id="calculator">(17/9) * 3.6</gadget>
<output>6.8</output>

<result>6.8</result>