The playground of Huayang Primary School is 150 meters long and 50 meters wide. The athletes ran 3 laps along the field, how many meters did they cover?
华阳小学运动场长150米，宽50米．运动员们沿着运动场跑3圈，他们跑了多少米？
<gadget id="calculator">150 + 50</gadget>
<output>200</output>

<gadget id="calculator">200 * 2 * 3</gadget>
<output>1_200</output>

<result>1_200</result>