How are these numbers calculated?

Big Games

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

Week of 11/16100.0*Chance in playoffs100.0*Average seed
a0ashle 93.12 BillyDaButcha 97.38 -13.7
-0.8
Sh0wbizChiz 120.64 Vacar 83.82 +3.5
-0.1
retnuh101 107.98 imjoshb 108.22 -2.3
OprahsTit 141.86 DarkPC 87.8 -0.6
AmericanKiwi 150.22 jeff_underscore 118.64 +0.1
+0.0
NeilFlix 125.5 asmitty 120 +0.0
Week of 11/23100.0*Chance in playoffs100.0*Average seed
a0ashle 110.44 OprahsTit 140.58 Out
-0.4
BillyDaButcha 106.56 retnuh101 130.58 -1.9
asmitty 106.92 Vacar 104.02 +1.8
-0.1
DarkPC 61.7 imjoshb 123.32 -0.6
jeff_underscore 109.38 Sh0wbizChiz 119.96 +0.4
+0.0
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
retnuh101 vs a0ashle-0.3+0.6

What If

Chances based on how well the a0ashle finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
51-0Out871315,746,838
40-1Out10038,251,794
Total:Out257553,998,632
Games Above .500
Chance Will Make Playoffs