Ming Ming exercised in the morning and ran 2 laps around a square field with a side length of 25 meters every day. How many meters did he run every day?
明明早晨锻炼，每天围着边长是25米的正方形场地跑2圈，他每天跑了多少米？
<gadget id="calculator">25 * 4 * 2</gadget>
<output>200</output>

<result>200</result>