The community garden is a rectangle with a length of 10 meters and a width of 6 meters. Small stone paths are paved around it. How long is the small stone path?
小区花园是一个长10米，宽6米的长方形，在它的四周铺上小石头路，小石头路长多少米？
<gadget id="calculator">10 + 8</gadget>
<output>18</output>

<gadget id="calculator">18 * 2</gadget>
<output>36</output>

<result>36</result>