These numbers are only 'approximations' [='estimates'] but they give us some idea of what we can afford.
This isn't an exact figure but I think it's a good/rough 'approximation' of what the land is worth.
The color of the paint isn't the exact same color as the vase, but it's a close 'approximation'.
(..) Wow. Yeah. Well,it's just some quantum mechanics with a little string theory doodling around the edges. That part there, that's just a joke. It's a spoof of the born-oppenheimer approximation. So you're like one of those beautiful mind genius guys. Yeah. This is really impressive. (..)2007 TvShow: The Big Bang Theory Title: Pilot Season: 1 Episode 1