The school needs to paint the classroom. It is known that the length of the classroom is 8 meters, the width is 6 meters, and the height is 3 meters. After deducting the area of doors and windows of 10 square meters, how many square meters will be painted in total?
学校要粉刷教室，已知教室的长是8米，宽是6米，高是3米，扣除门窗的面积10平方米，一共要粉刷多少平方米？
<gadget id="calculator">8 * 6</gadget>
<output>48</output>

<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<gadget id="calculator">6 * 3</gadget>
<output>18</output>

<gadget id="calculator">24 + 18</gadget>
<output>42</output>

<gadget id="calculator">42 * 2</gadget>
<output>84</output>

<gadget id="calculator">84 - 10</gadget>
<output>74</output>

<gadget id="calculator">48 + 74</gadget>
<output>122</output>

<result>122</result>