How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
FlamaBlanca 85.65 Grundels 117.3 -8.7
-0.7
Dalvin 114.9 Demaryius 67.35 +2.6
WindowThrowas 69.75 Woodheads 82.3 -1.1
Doogle 82.2 UncleRick 118.35 -0.6
MikeZauns 88.45 Maclin 99.35 -0.2
BortleService 91.4 DeltaFuGamma 114.2 -0.2
+0.1
Week of 11/28100.0*Chance in playoffs100.0*Average seed
FlamaBlanca 114.85 Woodheads 110.2 +3.3
+1.0
Grundels 78 WindowThrowas 92.7 +3.3
-0.1
MikeZauns 82.6 Demaryius 79.95 -1.4
Maclin 80.75 Dalvin 155 +0.8
-0.2
If winner is:HomeAway
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Maclin vs Demaryius+10.0Out
+0.2-0.2
Dalvin vs MikeZauns+10.0Out
-0.3+0.3
WindowThrowas vs FlamaBlancaOut+10.0
-1.3+1.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
61-020.0%205802211,564,659
50-1Out130561311,560,325
Total:10.0%102902628723,124,984
Games Above .500
Chance Will Make Playoffs