After subtracting 5 cm from the length and 3 cm from the width, a square is obtained. The area of this square is 63 cm2 less than the area of the original rectangle. What is the area of the original rectangle in cm2?
把长方形的长去掉5厘米，宽去掉3厘米后，得到一个正方形，这个正方形的面积比原长方形的面积减少63平方厘米，原长方形的面积是多少平方厘米．
<gadget id="calculator">6 + 5</gadget>
<output>11</output>

<gadget id="calculator">6 + 3</gadget>
<output>9</output>

<gadget id="calculator">11 * 9</gadget>
<output>99</output>

<result>99</result>