If a cuboid is 12 decimeters long, 4 decimeters wide and 4 decimeters high, if it is cut into three small cubes of the same size, how many square decimeters will the surface area increase?
一个长方体长12分米，宽、高都是4分米，把它横截成三个一样大的小正方体，表面积增加了多少平方分米
<gadget id="calculator">4 * 4 * 4</gadget>
<output>64</output>

<result>64</result>