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
Rich 105.86 Matt 128.74 Out
-0.7
CL 197.06 Paul 140.48 -0.1
+0.1
Brad 165.92 Dan 131.72 +0.1
Dumas 79.86 Spada 100.82 -0.1
+0.1
Elson 137.38 Beej 85.54 -0.1
Week of 12/4100.0*Chance in playoffs100.0*Average seed
Rich 100.68 Beej 91.46 +0.5
CL 176.26 Dumas 101 +0.2
Paul 154.82 Matt 111 -0.1
If winner is:HomeAway
Week of 12/11100.0*Chance in playoffs100.0*Average seed
Rich vs Dan+0.7-0.7
Beej vs Matt+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
51-0Out514914,148,943
40-1Out029814,141,793
Total:Out26264928,290,736
Games Above .500
Chance Will Make Playoffs