Cut a large cube into 8 equal small cubes, the surface area of the original cube is the sum of the surface areas of these 8 small cubes.
把一个大正方体切分成相等的8个小正方休，原正方体的表面积是这8个小正方体的表面积之和的多少．
<gadget id="calculator">1 * 6</gadget>
<output>6</output>

<gadget id="calculator">6 + 6</gadget>
<output>12</output>

<gadget id="calculator">6 / 12</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>