The width and height of a cuboid are both 5 decimeters. If the length is subtracted by 3 decimeters, the cuboid becomes a cube. What is the surface area of the cuboid in square decimeters?
一个长方体宽和高都是5分米，如果将长去掉3分米，这个长方体就成为一个正方体，这个长方体的表面积是多少平方分米？
<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">8 * 5</gadget>
<output>40</output>

<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">40 + 40 + 25</gadget>
<output>105</output>

<gadget id="calculator">105 * 2</gadget>
<output>210</output>

<result>210</result>