A cuboid wooden block is cut off from the upper part to form a cube with a height of 10 cm. The surface area is reduced by 120 cm2. What is the volume of the original cuboid in cubic centimeters?
一个长方体木块，从上部截去高为10厘米的长方体后变成了一个正方体，表面积减少120平方厘米，原来长方体的体积是多少立方厘米．
<gadget id="calculator">120 / 4 / 10</gadget>
<output>3</output>

<gadget id="calculator">3 + 10</gadget>
<output>13</output>

<gadget id="calculator">3 * 3 * 13</gadget>
<output>117</output>

<result>117</result>