How are these numbers calculated?

Big Games

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

Week of 8/11100.0*Chance in playoffs100.0*Chowder Cup100.0*Average seed
BLConstruction 1 SwissTrillium 5 +8.3
No
+0.0
Lux 4 TheHawks 4 +6.2
No
-0.2
Week of 8/18100.0*Chance in playoffs100.0*Chowder Cup100.0*Average seed
SwissTrillium 2 IceDogs 3 +0.1
StevesPizza 3 TheHawks 2 -0.0
Lux 7 BLConstruction 1 -0.0
Week of 8/25None
Points
Chance Will Make Playoffs