In a rectangular lawn, a square flower bed is built. The side length of the flower bed is 3 meters. How many square meters is the remaining area of the lawn with a circumference of 146 meters and a width of 25 meters.
在一块长方形的草坪中，修了一个正方形的花坛，花坛边长为3米，这个周长为146米，宽为25米的草坪还剩面积多少平方米．
<gadget id="calculator">146 / 2</gadget>
<output>73</output>

<gadget id="calculator">73 - 25</gadget>
<output>48</output>

<gadget id="calculator">48 * 25</gadget>
<output>1_200</output>

<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<gadget id="calculator">1_200 - 9</gadget>
<output>1_191</output>

<result>1_191</result>