The distance from Xiao Ming's home to the school is 500 meters, and he walks 62 meters per minute. How many minutes did Xiao Ming walk when he was 66 meters away from the school?
小明家至学校的路程有500米，他每分钟走62米．在离学校还有66米时，小明已经走了多少分钟？
<gadget id="calculator">500 - 66</gadget>
<output>434</output>

<gadget id="calculator">434 / 62</gadget>
<output>7</output>

<result>7</result>