A rectangular playground is 200 meters long and 60 meters wide. I ran two laps along the playground, how many meters did I run in total?
一个长方形操场，长200米，宽60米．我一共沿着操场跑了两圈，一共跑了多少米？
<gadget id="calculator">200 + 60</gadget>
<output>260</output>

<gadget id="calculator">260 * 2 * 2</gadget>
<output>1_040</output>

<result>1_040</result>