To make a cuboid fish tank (without cover), 8 decimeters long, 6 decimeters wide, and 4 decimeters high, how many square decimeters of glass is needed at least?
做一个长方体的鱼缸(无盖)，长8分米，宽6分米，高4分米，至少需要多少平方分米的玻璃？
<gadget id="calculator">8 * 6</gadget>
<output>48</output>

<gadget id="calculator">8 * 4 * 2</gadget>
<output>64</output>

<gadget id="calculator">6 * 4 * 2</gadget>
<output>48</output>

<gadget id="calculator">48 + 64 + 48</gadget>
<output>160</output>

<result>160</result>