How are these numbers calculated?

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 11/20100.0*Lottery seed
Craig 118 Josh 69 -0.5
Ruth 90 Michael 103 +0.2
The Girls 57 Matthew 115 +0.1
Week of 11/27100.0*Lottery seed
The Girls 76 Craig 62 +1.0
Michael 90 Matthew 90 +0.4
Games Above .500
Chance Will Make Playoffs