There is a cuboid whose cross-section is a square with a side length of 6 decimeters, and the length of the cuboid is 8 decimeters. If this cuboid is cut into the largest cube ((not glued together), how many cubic decimeters are left?
有一个长方体，截面是个边长为6分米的正方形，长方体的长是8分米，若将这一长方体切割下一个最大的正方体((不拼粘)．剩下多少立方分米？
<gadget id="calculator">6 * 6 * 8</gadget>
<output>288</output>

<gadget id="calculator">6 * 6 * 6</gadget>
<output>216</output>

<gadget id="calculator">288 - 216</gadget>
<output>72</output>

<result>72</result>