Paint a wooden box with a lid whose edge length is 8 decimeters. If 0.5 kg of paint is needed per square meter, how many kg of paint is needed in total?
给一个棱长为8分米的正方体有盖木箱刷油漆，如果每平方米需要油漆0.5千克，一共需要油漆多少千克？
<gadget id="calculator">6 / 100</gadget>
<output>3/50 = around 0.06</output>

<gadget id="calculator">0.5 * 8 * 8 * (3/50)</gadget>
<output>1.92</output>

<result>1.92</result>