How are these numbers calculated?

Big Games

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

Week of 9/29100.0*Average seed
Las Vegas 0 OKC 1 -0.3
RGV 2 Fresno 1 -0.1
San Antonio 3 Seattle II 1 +0.1
Seattle II 2 Los Angeles II 2 +0.0
Week of 10/5100.0*Average seed
San Antonio 3 Las Vegas 1 -0.1
Orange County 2 Seattle II 1 +0.1
Seattle II 2 Col Springs 2 +0.0
Week of 10/13None
Points
Chance Will Make Playoffs