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
Honky Tonk Hero 115.52 Pisser Changer 89.38 -11.5
-1.7
Buckslayer 74.06 Hurricane Ditka 112.28 +5.9
+0.1
Jolly Snow Ride 75.94 Bare-ass Buck S 57.24 -5.2
-0.2
Uterine Globetr 92.72 Bursack 107.74 +2.3
-0.0
what? a guy can 78.34 Corn on the Sch 68.6 -0.0
If winner is:HomeAway
Week of 12/4100.0*Chance in playoffs100.0*Average seed
DUB U vs BuckslayerIn-43.1
+0.1-0.4
Bare-ass Buck S vs Pisser Changer-6.9In
-1.0+1.0
Corn on the Sch vs Honky Tonk Hero+0.8-0.1
what? a guy can vs Jolly Snow Ride+0.2-0.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-0In959327,056,809
60-186.2%86147,057,266
Total:93.1%4291643714,114,075
Games Above .500
Chance Will Make Playoffs