How are these numbers calculated?

Big Games

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

Week of 7/30100.0*Average seed
Orlando 1 Charleston 0 +0.1
Harrisburg 1 Wilmington 2 -0.1
Pittsburgh 2 Richmond 0 +0.0
Week of 8/6100.0*Average seed
Orlando 2 Charleston 1 +0.1
Week of 8/13None
Points
Chance Will Make Playoffs