A cuboid becomes a cube if its height is reduced by 3 centimeters, and its surface area is reduced by 72 square centimeters. What is the surface area of the original cuboid?
一个长方体，如果高减少3厘米，就变成一个正方体，这时表面积比原来减少72平方厘米．原来长方体的表面积是多少？
<gadget id="calculator">72 / 4 / 3</gadget>
<output>6</output>

<gadget id="calculator">6 * 6 * 2</gadget>
<output>72</output>

<gadget id="calculator">6 + 3</gadget>
<output>9</output>

<gadget id="calculator">6 * 9 * 4</gadget>
<output>216</output>

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

<result>288</result>