For example, to round the number 1,121,565 to the nearest million, look at the digit in the hundred thousands column. To round a number to the nearest 10, look at the ones digit. If the ones digit ...

But first, a quick disclaimer. As I talk, I do a lot of rounding of numbers, but the data you see on screen will be more exact. Things might have changed since I recorded this in mid-June.

You make up your own mind. In this episode of Just the Facts, "America by the Numbers." But first, a quick disclaimer. As I talk, I do a lot of rounding of numbers, but the data you see on screen ...