77.28/(3.546+12.4*0.085)-8.05.
77.28/(3.546+12.4*0.085)-8.05．
<gadget id="calculator">12.4 * 0.085</gadget>
<output>1.054</output>

<gadget id="calculator">3.546 + 1.054</gadget>
<output>4.6</output>

<gadget id="calculator">77.28 / 4.6</gadget>
<output>16.8</output>

<gadget id="calculator">16.8 - 8.05</gadget>
<output>8.75</output>

<result>8.75</result>