The runway of the small playground in the school is 350 meters long per lap. Mr. Zhang insists on running 15 laps every day. How many meters does Mr. Zhang run every day?
学校小操场的跑道每圈长350米，张老师每天坚持跑15圈，张老师每天跑多少米？
<gadget id="calculator">350 * 15</gadget>
<output>5_250</output>

<result>5_250</result>