If a cuboid with a length of 4 decimeters, a width of 3 decimeters and a height of 2 decimeters is sawn into three sections along the length, how many square decimeters will its surface area increase compared to the original one?
把一个长4分米，宽3分米，高2分米的长方体，沿着长锯成三段后，它的表面积比原来增加了多少平方分米．
<gadget id="calculator">3 * 2 * 4</gadget>
<output>24</output>

<result>24</result>