Xiao Ming's home is 820m away from the school. He walks 150m per minute. He has already walked for 3 minutes, and the remaining distance will be completed in 2 minutes. How many meters per minute will he walk for the remaining distance?
小明家距学校820m，他每分钟走150m，已经走了3分钟，剩下的路程要2分钟走完，剩下的路程他每分钟要走多少m？
<gadget id="calculator">150 * 3</gadget>
<output>450</output>

<gadget id="calculator">820 - 450</gadget>
<output>370</output>

<gadget id="calculator">370 / 2</gadget>
<output>185</output>

<result>185</result>