A carton factory needs to make 500 cube boxes with a side length of 8cm. How many square meters of cardboard are needed?
某纸箱厂要做500个棱长是8cm的正方体板盒，共需要纸板多少平方米？
<gadget id="calculator">8 / 100</gadget>
<output>2/25 = around 0.08</output>

<gadget id="calculator">(2/25) * (2/25) * 6 * 500</gadget>
<output>96/5 = around 19.2</output>

<result>96/5 = around 19.2</result>