Cut out the largest square from a rectangular cardboard with a length of 10 cm and a width of 8 cm. What is the area of the remaining part in square centimeters?
在一张长10厘米，宽8厘米的长方形纸板上剪下一个最大的正方形，剩下的部分的面积是多少平方厘米．
<gadget id="calculator">10 - 8</gadget>
<output>2</output>

<gadget id="calculator">8 * 2</gadget>
<output>16</output>

<result>16</result>