How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
Eric 95.94 Tom K 95.72 -2.7
-0.4
Laurel 104.68 Ethan 100.76 -0.8
-0.1
Tom H 81.9 Shara 100.3 +0.5
Jenn 121.52 Dave 114.46 -0.5
Justin 73 Riley 130.16 -0.5
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Jenn 100.28 Tom K 107.62 +44.3
+2.5
Dave 58.5 Riley 106.56 -5.8
-0.4
If winner is:HomeAway
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Justin vs Tom K-24.2In
-1.5+1.5
Jenn vs RileyIn-24.2
+1.5-1.5

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-0In1005,139,631
60-151.5%52485,141,513
Total:75.8%762410,281,144
Games Above .500
Chance Will Make Playoffs