A cuboid food box is 10 cm long, 6 cm wide, and 12 cm high. How many square centimeters of iron sheet is needed to make such a food box?
一个长方体的食品盒，长10厘米，宽6厘米，高12厘米．做这样的一个食品盒至少需要多少平方厘米的铁皮？
<gadget id="calculator">10 * 6</gadget>
<output>60</output>

<gadget id="calculator">10 * 12</gadget>
<output>120</output>

<gadget id="calculator">6 * 12</gadget>
<output>72</output>

<gadget id="calculator">60 + 120 + 72</gadget>
<output>252</output>

<gadget id="calculator">252 * 2</gadget>
<output>504</output>

<result>504</result>