How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
Blake 113.52 Gravy 116.64 -0.1
-0.7
Niphon 82.52 Chris 122.84 -0.1
Brad 115.76 Dan 96.04 +0.1
Luke 210.76 Josh 95.96 -0.0
Kashif 87.34 Jon 98.52 +0.2
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Blake 100.24 Chris 91.62 In
+0.5
Niphon 135.52 Jon 94.84 -0.2
Kashif 96.54 Dan 91.86 +0.2
If winner is:HomeAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Kashif vs Blake-1.0+0.7
Luke vs Niphon-0.2+0.3
Brad vs Gravy+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
101-0In514948,708,609
90-1In06633234,877,191
Total:In2931261383,585,800
Games Above .500
Chance Will Make Playoffs