How many minutes are in 210 hours? What is a good multiplication estimate for the answer?

There are 60 minutes in an hour. Therefore, to find the minutes in 210 hours, we can multiply 210 by 60.

To estimate the answer, we can round 210 to the nearest ten, which is 200. So, a good multiplication estimate would be 200 multiplied by 60, which is 12,000.