After increasing the width of a cuboid by 2 cm, it becomes a cube with side lengths of 10 cm. What is the volume of the original cuboid in cubic centimeters?
把一个长方体的宽增加2厘米后，就变成一个棱长是10厘米的正方体，原来长方体的体积是多少立方厘米．
<gadget id="calculator">10 - 2</gadget>
<output>8</output>

<gadget id="calculator">10 * 8 * 10</gadget>
<output>800</output>

<result>800</result>