Calculation: 0.5+((5/6)/(0.25+(7/20)))=how much.
计算：0.5+((5/6)/(0.25+(7/20)))=多少．
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">7 / 20</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">0.25 + (7/20)</gadget>
<output>0.6</output>

<gadget id="calculator">(5/6) / 0.6</gadget>
<output>1.388889</output>

<gadget id="calculator">0.5 + 1.388889</gadget>
<output>1.888889</output>

<result>1.888889</result>