The stage of the auditorium needs to be painted for the New Year’s Day cultural performance. The stage is 5 meters long, 4.2 meters wide, and 6 meters high. The area of the door is 4.8 square meters, and the auditorium is in front of the stage. How many square meters does this stage need to paint?
元旦文艺汇演需要将大礼堂的舞台粉刷一下，舞台长5米，宽4.2米，高6米，舞台的地面铺的是地板，不需要粉刷，舞台两旁共有两扇供演员出入的门，这两扇门的面积是4.8平方米，舞台前面是观众席．这个舞台需要粉刷面积是多少平方米？
<gadget id="calculator">5 * 4.2</gadget>
<output>21</output>

<gadget id="calculator">5 * 6</gadget>
<output>30</output>

<gadget id="calculator">4.2 * 6 * 2</gadget>
<output>50.4</output>

<gadget id="calculator">50.4 - 4.8</gadget>
<output>45.6</output>

<gadget id="calculator">21 + 30 + 45.6</gadget>
<output>96.6</output>

<result>96.6</result>