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
Lindsy 83 Orlando 97 Out
-0.2
Conrado 85 Kristie 106 -0.0
Jeremy 109 Alfred 68 -0.0
Gabe 83 Trey 123 +0.0
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Lindsy 107 Alfred 117 -0.7
Gabe 100 Craig 65 -0.3
Jeremy 134 Kristie 123 -0.1
Conrado 79 Trey 105 -0.0
If winner is:HomeTieAway
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Kristie vs Lindsy-0.2+0.2+0.4
Alfred vs Santana-0.5-0.3+0.1
Joey vs Gabe+0.0-0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
51-0-0Out1679521,711,213
4.50-0-1Out8713616,540
40-1-0Out505039,389,255
Total:Out6603461,717,008
Games Above .500
Chance Will Make Playoffs