A cuboid with a surface area of 300 square centimeters can just be cut into two identical cubes. The surface area of each cube accounts for the surface area of the cuboid.
一个表面积300平方厘米的长方体正好可以截成两个完全相同的正方体，每个正方体的表面积占长方体表面积的多少．
<gadget id="calculator">300 / 10</gadget>
<output>30</output>

<gadget id="calculator">6 / 300</gadget>
<output>1/50 = around 0.02</output>

<gadget id="calculator">30 * (1/50)</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>