rectangular playground is 80 meters long and 20 meters longer than it is wide. Xiaodong ran 2 laps along the playground in the morning, how many meters did he run?
一个长方形操场，长80米，长比宽多20米．小东早晨沿着操场跑了2圈，他跑了多少米？
<gadget id="calculator">80 - 20</gadget>
<output>60</output>

<gadget id="calculator">80 + 60</gadget>
<output>140</output>

<gadget id="calculator">140 * 2 * 2</gadget>
<output>560</output>

<result>560</result>