What is the surface area of 3 cubes whose sides are all 8 cm long and put together into a cuboid?
3个棱长都是8厘米的正方体，拼成一个长方体，表面积是多少？
<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<gadget id="calculator">8 * 24</gadget>
<output>192</output>

<gadget id="calculator">64 + 192 + 192</gadget>
<output>448</output>

<gadget id="calculator">448 * 2</gadget>
<output>896</output>

<result>896</result>