Uncle Wang runs around a square playground with a side length of 120 meters every day. How many meters does he run in a week (calculated in 7 days).
王叔叔每天围着边长120米的正方形操场跑一圈，他一周(按7天算)共跑多少米．
<gadget id="calculator">120 * 4 * 7</gadget>
<output>3_360</output>

<result>3_360</result>