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
Brewskis 4 TheFreeAgents 2 -3.5
No
-0.2
Marauders 2 BluesBrothers 6 -3.4
Hansons 4 AlbinoRhinos 1 -0.1
Week of 8/18100.0*Chance in playoffs100.0*Chowder Cup100.0*Average seed
BluesBrothers 3 AlbinoRhinos 0 -35.0
-0.4
Brewskis 3 BluesBrothers 4 -26.4
-0.3
TheFreeAgents 6 ProTransmission 8 -5.2
-0.1
Marauders 1 Hansons 4 -0.0
Week of 8/25100.0*Chance in playoffs100.0*Chowder Cup100.0*Average seed
TheFreeAgents 4 Hansons 6 Out
-0.1
Points
Chance Will Make Playoffs