Zhiming and Xiaolong walked across from the two places at the same time. Zhiming walked 54 meters per minute, Xiaolong walked 50 meters per minute. After 4 minutes, the distance between the two was 100 meters. How many meters are the distance between the two places?
志明和小龙同时从两地对面走来，志明每分走54米，小龙每分走50米，4分后两人距离100米，两地相距多少米？
<gadget id="calculator">54 + 50</gadget>
<output>104</output>

<gadget id="calculator">104 * 4</gadget>
<output>416</output>

<gadget id="calculator">416 + 100</gadget>
<output>516</output>

<result>516</result>