What is the difference between 8 times 0.6 minus the quotient of 2.7 divided by 0.81?
0.6的8倍减去2.7除0.81的商，差是多少？
<gadget id="calculator">0.6 * 8</gadget>
<output>4.8</output>

<gadget id="calculator">0.81 / 2.7</gadget>
<output>0.3</output>

<gadget id="calculator">4.8 - 0.3</gadget>
<output>4.5</output>

<result>4.5</result>