How are these numbers calculated?

Big Games

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

Week of 8/23100.0*Average seed
Richmond 2 Orlando 3 -0.4
Los Angeles 3 Wilmington 3 +0.1
Sacramento 3 Charleston 1 -0.1
Los Angeles 1 Salt Lake City 0 -0.1
Week of 8/30100.0*Average seed
Orange County 1 Richmond 1 -0.2
Los Angeles 1 Richmond 1 +0.2
Sacramento 1 OKC 0 -0.0
Wilmington 0 Sacramento 0 +0.0
Week of 9/6100.0*Average seed
Sacramento 1 Los Angeles 2 -0.4
Orlando 1 Richmond 0 -0.1
Points
Chance Will Make Playoffs