parallelogram steel plate has a base of 12 decimeters and a height 4 decimeters shorter than the base. What is the area of this steel plate in square decimeters?
一块平行四边形钢板，底是12分米，高比底短4分米，这块钢板的面积是多少平方分米？
<gadget id="calculator">12 - 4</gadget>
<output>8</output>

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

<result>96</result>