How many square meters is the surface area of a cube with a side length of 45dm?
一个棱长是45dm的正方体小家电包装箱的表面积是多少平方米？
<gadget id="calculator">6 / 100</gadget>
<output>3/50 = around 0.06</output>

<gadget id="calculator">45 * 45 * (3/50)</gadget>
<output>243/2 = around 121.5</output>

<result>243/2 = around 121.5</result>