How are these numbers calculated?

Big Games

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

Week of 11/27100.0*Chance in playoffs100.0*Average seed
Elson 137.38 Beej 85.54 -0.4
Ben 130.02 TJ 147.88 -0.1
Week of 12/4100.0*Chance in playoffs100.0*Average seed
Rich 100.68 Beej 91.46 -0.3
-0.6
Elson 138.24 Dan 117.42 +0.0
Ben 176.58 Spada 82.8 +0.0
-0.1
CL 176.26 Dumas 101 -0.0
Brad 139.82 TJ 131.42 -0.2
If winner is:HomeAway
Week of 12/11100.0*Chance in playoffs100.0*Average seed
Beej vs Matt+0.3-0.8
Elson vs TJ-0.4+0.2
Brad vs Spada-0.1+0.3
Ben vs CL+0.1-0.2

What If

Chances based on how well the Beej finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-0In15652062,769,267
80-1In14632420,816,533
Total:In115331683,585,800
Games Above .500
Chance Will Make Playoffs