A rectangular plank is 22 meters long and 18 meters wide. If the width and length are respectively reduced by 10 meters, how many square meters will the area be reduced?
一个长方形木板，长22米，宽18米，如果宽和长分别减少10米，面积减少多少平方米？
<gadget id="calculator">22 * 18</gadget>
<output>396</output>

<gadget id="calculator">22 - 10</gadget>
<output>12</output>

<gadget id="calculator">18 - 10</gadget>
<output>8</output>

<gadget id="calculator">12 * 8</gadget>
<output>96</output>

<gadget id="calculator">396 - 96</gadget>
<output>300</output>

<result>300</result>