Xiao Ming's home is 500 meters away from school. He has to walk back and forth to school twice a day. How many meters does he have to walk a week to go to school?
小明家到学校有500米，他每天上学要走2个来回，他上学一个星期一共要走多少米？
<gadget id="calculator">500 * 2 * 2 * 5</gadget>
<output>10_000</output>

<result>10_000</result>