Two squares with side lengths of 8 meters are put together to form a rectangle. What is the perimeter of the rectangle?
两个边长是8米的正方形拼成一个长方形，这个长方形的周长是多少米？
<gadget id="calculator">8 * 4 * 2</gadget>
<output>64</output>

<gadget id="calculator">8 * 2</gadget>
<output>16</output>

<gadget id="calculator">64 - 16</gadget>
<output>48</output>

<result>48</result>