The students run around the teaching building. This teaching building is 52 meters wide and 88 meters long. If you run around the teaching building twice, how many meters will you run in total?
同学们围着教学楼跑步，这座教学楼宽52米，长88米，绕教学楼跑2圈，共跑多少米？
<gadget id="calculator">52 + 88</gadget>
<output>140</output>

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

<result>560</result>