Dad wants to paint Xiaohong's bedroom. It is known that the length of the bedroom is 4 meters, the width is 3 meters, and the height is 3 meters. The area of the doors and windows is 5.3 square meters. There is a paint fee of 6 yuan per square meter. How much does it cost to paint this room?
爸爸要粉刷小红的卧室．已知卧室的长4米、宽3米、高3米．门窗的面积是5.3平方米．每平方米需要花费6元的涂料费，粉刷这个房间需要花费多少钱？
<gadget id="calculator">4 * 3</gadget>
<output>12</output>

<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<gadget id="calculator">12 + 9</gadget>
<output>21</output>

<gadget id="calculator">21 * 2</gadget>
<output>42</output>

<gadget id="calculator">42 - 5.3</gadget>
<output>36.7</output>

<gadget id="calculator">12 + 36.7</gadget>
<output>48.7</output>

<gadget id="calculator">48.7 * 6</gadget>
<output>292.2</output>

<result>292.2</result>