To make a cuboid iron bucket with a length of 10 cm, a width of 8 cm, and a height of 6 cm, at least how many square centimeters of iron sheet is needed.
要制作一个长10厘米，宽8厘米，高6厘米的长方体铁桶，至少需要铁皮多少平方厘米．
<gadget id="calculator">10 * 8</gadget>
<output>80</output>

<gadget id="calculator">10 * 6</gadget>
<output>60</output>

<gadget id="calculator">8 * 6</gadget>
<output>48</output>

<gadget id="calculator">80 + 60 + 48</gadget>
<output>188</output>

<gadget id="calculator">188 * 2</gadget>
<output>376</output>

<result>376</result>