The school playground is rectangular, 120 meters long and half the width. Xiaohua ran around the playground twice. How many meters did he run?
学校操场是长方形，长120米，宽是长的一半，小华沿着操场跑了两圈，他跑了多少米？
<gadget id="calculator">120 / 2</gadget>
<output>60</output>

<gadget id="calculator">120 + 60</gadget>
<output>180</output>

<gadget id="calculator">180 * 2 * 2</gadget>
<output>720</output>

<result>720</result>