If the edge length of the big cube is 4 times the edge length of the small cube, then how many times its surface area is the surface area of the small cube.
大正方体的棱长是小正方体棱长的4倍，那么它的表面积是小正方体表面积的多少倍．
<gadget id="calculator">1 * 1 * 6</gadget>
<output>6</output>

<gadget id="calculator">4 * 4 * 6</gadget>
<output>96</output>

<gadget id="calculator">96 / 6</gadget>
<output>16</output>

<result>16</result>