You get 2.1 because they only want to show 2 significant digits, but it's import...

		atmavatar 7 months ago \| parent \| context \| favorite \| on: The Birth-Rate Crisis Isn't as Bad as You've Heard... You get 2.1 because they only want to show 2 significant digits, but it's important to show that the number is greater than 2.0. From individual families' perspectives, you can only have a whole number of kids anyway, so 2.1 vs. 2.04 isn't a meaningful difference.