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
Crump 101 Shroff 90.6 +6.1
+0.3
Brockett 106 Illgen 50.4 -4.7
-0.1
Keating 59.1 Petrella 131.6 +1.0
+0.1
Del Cueto 85.2 Swords 117.2 +0.8
Larson 100.2 Mendoza 124.8 +0.1
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Larson 71.5 Crump 63.9 -11.2
-0.5
Keating 118.4 Del Cueto 112.4 +5.2
-0.1
Alter 89.4 Brockett 93.7 -4.5
-0.1
If winner is:HomeAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Larson vs Brockett-0.2+0.3
Keating vs Crump-0.2+0.3

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
51-00.0%0075257,068,316
40-1Out25757,072,028
Total:0.0%00505014,140,344
Games Above .500
Chance Will Make Playoffs