If two cubes with sides 8 cm long are put together to form a cuboid, what is the reduction in surface area in square centimeters?
把两个长棱长是8厘米正方体拼成一个长方体，表面积减少了多少平方厘米．
<gadget id="calculator">8 * 8 * 2</gadget>
<output>128</output>

<result>128</result>