Xiao Ming runs 5 laps around the rectangular runway every day. The length of the rectangular runway is 120 meters and the width is 80 meters. How many kilometers does Xiao Ming run every day?
小明每天围着长方形跑道跑5圈，长方形跑道的长是120米，宽是80米，小明每天跑多少千米？
<gadget id="calculator">80 + 120</gadget>
<output>200</output>

<gadget id="calculator">5 / 1_000</gadget>
<output>1/200 = around 0.005</output>

<gadget id="calculator">200 * 2 * (1/200)</gadget>
<output>2</output>

<result>2</result>