Hope Elementary School has a rectangular football field with a length of 80 meters and a width of 60 meters. First, it needs to be paved with 5 cm thick cinder, and then 12 cm thick compound soil. How much cinder and compound soil are needed in total? (1 square = 1 cubic meter)
希望小学有一块长80米，宽60米的长方形足球场，先要铺5厘米厚的煤渣，然后铺12厘米厚的三合土，一共需要煤渣和三合土多少方？(1方=1立方米)
<gadget id="calculator">80 * 60</gadget>
<output>4_800</output>

<gadget id="calculator">4_800 * 0.05</gadget>
<output>240</output>

<gadget id="calculator">4_800 * 0.12</gadget>
<output>576</output>

<gadget id="calculator">240 + 576</gadget>
<output>816</output>

<result>816</result>