Xiaohong starts from home at 7:00 in the morning and arrives at school at 7:18. She walks 55 meters per minute. If she wants to go home for lunch, how many meters does Xiaohong have to walk to and from school every day?
小红早晨7：00从家出发，7：18到达学校．她每分钟走55米．如果中午要回家吃饭，小红每天上学、放学至少要走多少米？
<gadget id="calculator">18 * 55 * 4</gadget>
<output>3_960</output>

<result>3_960</result>