How are these numbers calculated?

Big Games

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

Week of 11/29100.0*Chance in playoffs100.0*Average seed
BRAD 129.1 GEL 131 -19.8
-1.0
MEGA 130 TOTS 98.2 +2.7
+0.1
RIP 104.8 BDZL 99.9 +2.5
+0.1
RUN! 81.1 ABTT 91.9 -1.7
-0.1
FACE 120.9 DOC 95.2 -0.6
Week of 12/6100.0*Chance in playoffs100.0*Average seed
BRAD 150.5 FACE 117 +28.4
+1.1
FUat 93.7 TOTS 116.2 -7.0
-0.3
GEL 72.9 DOC 107.7 -3.1
-0.1
M117 109.6 MEGA 109 +2.6
+0.2
BDZL 84.5 ABTT 76.3 +1.8
If winner is:HomeAway
Week of 12/13100.0*Chance in playoffs100.0*Average seed
DOC vs BRADOut+37.4
-1.5+0.9
FACE vs GEL-1.3+1.2
-0.2+0.2
TOTS vs M117-0.9+0.6
-0.3+0.2
RUN! vs BDZL+0.1-0.3
MEGA vs FUat-0.1+0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-098.0%51472028,608,672
60-1Out3349171017,671,512
Total:60.6%3129141961046,280,184
Games Above .500
Chance Will Make Playoffs