(2-(0.5+(5/12)*2.4))/(1/20).
(2-(0.5+(5/12)*2.4))/(1/20)．
<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">(5/12) * 2.4</gadget>
<output>1</output>

<gadget id="calculator">0.5 + 1</gadget>
<output>1.5</output>

<gadget id="calculator">2 - 1.5</gadget>
<output>0.5</output>

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">0.5 / (1/20)</gadget>
<output>10</output>

<result>10</result>