The school needs to paint the classroom. The length of the classroom is 8 meters, the width is 6 meters, and the height is 3 meters.
学校要粉刷教室，教室的长8米，宽6米，高3米，扣除门窗的面积12平方米，如果每平方米需要花4元涂料费，粉刷这个教室要花多少元？
<gadget id="calculator">8 * 6</gadget>
<output>48</output>

<gadget id="calculator">8 * 3 * 2</gadget>
<output>48</output>

<gadget id="calculator">6 * 3 * 2</gadget>
<output>36</output>

<gadget id="calculator">36 - 12</gadget>
<output>24</output>

<gadget id="calculator">48 + 48 + 24</gadget>
<output>120</output>

<gadget id="calculator">120 * 4</gadget>
<output>480</output>

<result>480</result>