A piece of cuboid wood is 4 decimeters long, 3 decimeters wide, and 2 decimeters thick. According to the needs, now we need to dig out the largest cube of wood from the middle of this piece of wood. What is the surface area of the remaining wood in square decimeters?
一块长方体木料，长4分米，宽3分米，厚2分米．根据需要，现在要从这块木料正中间挖去一个最大的正方体木块，剩下木料的表面积是多少平方分米．
<gadget id="calculator">4 * 3</gadget>
<output>12</output>

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

<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<gadget id="calculator">12 + 8 + 6</gadget>
<output>26</output>

<gadget id="calculator">26 * 2</gadget>
<output>52</output>

<gadget id="calculator">2 * 2 * 4</gadget>
<output>16</output>

<gadget id="calculator">52 + 16</gadget>
<output>68</output>

<result>68</result>