A rectangular plank is 22 decimeters long and 14 decimeters wide. If a largest square is cut off from it, what is the remaining area in square decimeters?
一块长方形木板长22分米，宽14分米，将它切割去一个最大的正方形，剩余面积是多少平方分米．
<gadget id="calculator">22 * 14</gadget>
<output>308</output>

<gadget id="calculator">14 * 14</gadget>
<output>196</output>

<gadget id="calculator">308 - 196</gadget>
<output>112</output>

<result>112</result>