A new music room was built in the kindergarten, which is 40 meters long, 25 meters wide, and 3 meters high, with a total of 28 square meters of doors and windows. How many square meters of paint are required to paint the color paint on the walls and ceiling of the music room?
幼儿园新建了一个音乐室，长是40米，宽是25米，高是3米，门窗一共是28平方米．在音乐室的墙壁和天花图上彩色颜料，共需要涂多少平方米的颜料？
<gadget id="calculator">40 * 25</gadget>
<output>1_000</output>

<gadget id="calculator">40 * 3</gadget>
<output>120</output>

<gadget id="calculator">25 * 3</gadget>
<output>75</output>

<gadget id="calculator">1_000 + 120 + 75</gadget>
<output>1_195</output>

<gadget id="calculator">1_195 * 2</gadget>
<output>2_390</output>

<gadget id="calculator">2_390 - 1_000 - 28</gadget>
<output>1_362</output>

<result>1_362</result>