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 -9.1
-0.7
Dalvin 114.9 Demaryius 67.35 +2.4
WindowThrowas 69.75 Woodheads 82.3 -0.9
Doogle 82.2 UncleRick 118.35 -0.5
BortleService 91.4 DeltaFuGamma 114.2 -0.2
+0.1
MikeZauns 88.45 Maclin 99.35 -0.2
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Grundels 78 WindowThrowas 92.7 +3.6
-0.1
FlamaBlanca 114.85 Woodheads 110.2 +3.6
+1.0
MikeZauns 82.6 Demaryius 79.95 -1.1
Maclin 80.75 Dalvin 155 +0.8
-0.2
UncleRick 139.85 BortleService 83.55 +0.1
If winner is:HomeAway
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Dalvin vs MikeZauns+11.5Out
-0.3+0.3
Maclin vs Demaryius+11.5Out
+0.2-0.2
WindowThrowas vs FlamaBlancaOut+11.5
-1.3+1.3
Grundels vs Woodheads+0.1-0.1

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
61-023.0%23540233,855,812
50-1Out12953173,852,516
Total:11.5%11270262787,708,328
Games Above .500
Chance Will Make Playoffs