Xiao Ming’s home is 840m away from school, and Xiao Ming walks 56m per minute. How many minutes does it take to get from home to school? (Write out the quantitative relationship first, and then formulate the solution.)
小明家到学校有840m，小明每分钟走56m，多少分钟可从家到学校？(先写出数量关系，再列式解答．)
<gadget id="calculator">840 / 56</gadget>
<output>15</output>

<result>15</result>