A packaging box with a length of 8 decimeters, a width of 5 decimeters, and a height of 18 decimeters should be pasted with label paper on its side and top. What is the area of the label paper?
一个长8分米，宽5分米，高18分米的包装箱，要在它的侧面及上面贴商标纸，贴商标纸的面积是多少平方分米？
<gadget id="calculator">8 * 5</gadget>
<output>40</output>

<gadget id="calculator">8 * 18 * 2</gadget>
<output>288</output>

<gadget id="calculator">5 * 18 * 2</gadget>
<output>180</output>

<gadget id="calculator">40 + 288 + 180</gadget>
<output>508</output>

<result>508</result>