The surface area of a cube is 600 square decimeters. When it is cut into two equal cuboids, the surface area increases by how many square decimeters.
一个正方体的表面积是600平方分米，把它切成两个相等的长方体以后，表面积增加了多少平方分米．
<gadget id="calculator">600 / 6</gadget>
<output>100</output>

<gadget id="calculator">100 * 2</gadget>
<output>200</output>

<result>200</result>