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 +16.5
+0.7
CL 197.06 Paul 140.48 -6.3
-0.2
Dumas 79.86 Spada 100.82 -3.9
-0.1
Brad 165.92 Dan 131.72 +0.9
Week of 12/4100.0*Chance in playoffs100.0*Average seed
Elson 138.24 Dan 117.42 +23.0
+1.0
CL 176.26 Dumas 101 -5.7
-0.2
Ben 176.58 Spada 82.8 +2.8
+0.1
Brad 139.82 TJ 131.42 -0.8
-0.2
Rich 100.68 Beej 91.46 +0.6
+0.2
If winner is:HomeAway
Week of 12/11100.0*Chance in playoffs100.0*Average seed
Elson vs TJ+0.7-0.7
Beej vs Matt-0.3+0.3
Ben vs CL+0.2-0.2
Brad vs Spada-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-0In3952914,147,812
80-1In18503214,142,924
Total:In1935301628,290,736
Games Above .500
Chance Will Make Playoffs