Xiao Ming's home is 380 meters away from the school, and he eats lunch at home. Ask Xiao Ming how many meters he has to walk to school and home in one day?
小明家距离学校380米，他午饭在家吃．问小明一天上学和回家一共要走多少米？
<gadget id="calculator">380 * 4</gadget>
<output>1_520</output>

<result>1_520</result>