How are these numbers calculated?

Big Games

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

Week of 8/15100.0*Chance in playoffs100.0*Average seed
FriendsofFitzy 3 PIA 3 (ot)Out
+0.0
GreenBeavers 6 PupnSuds 8 +0.1
Week of 8/22100.0*Chance in playoffs100.0*Average seed
FriendsofFitzy 4 IceDevils 3 +0.1
Week of 8/29None
Points
Chance Will Make Playoffs