How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 10/20100.0*Average seed
Sunny 6 Porn 5 -0.1
Week of 11/3100.0*Average seed
Porn 1 Greeks 3 -0.1
Sunny 2 Gotham 3 -0.1
Points
Chance Will Make Playoffs