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
TheRoughriders 3 JoeysBar 9 -13.9
No
-0.5
Lumberhacks 2 TheStickyBandits 4 -10.4
-0.1
TonyMontana 8 SlushPuppies 4 +0.0
Week of 8/18100.0*Chance in playoffs100.0*Chowder Cup100.0*Average seed
TheStickyBandits 9 TheRoughriders 8 Out
-0.2
Week of 8/25None
Points
Chance Will Make Playoffs