A cuboid becomes a cube if its height is reduced by 5 cm. At this time, the surface area is reduced by 80 square centimeters from the original one. What is the original surface area of the cuboid?
一个长方体，如果高减少5厘米，就变成一个正方体．这时表面积比原来减少80平方厘米，原来长方体的表面积是多少平方厘米？
<gadget id="calculator">80 / 4 / 5</gadget>
<output>4</output>

<gadget id="calculator">4 * 4 * 2</gadget>
<output>32</output>

<gadget id="calculator">5 + 4</gadget>
<output>9</output>

<gadget id="calculator">4 * 9 * 4</gadget>
<output>144</output>

<gadget id="calculator">32 + 144</gadget>
<output>176</output>

<result>176</result>