How are these numbers calculated?

Big Games

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

Week of 9/20100.0*Chance in playoffs100.0*Average seed
Turn Down for Watson 151.5 Sherlock Mahomes 153.78 +10.0
+0.8
Acute Gronkitis 111.32 Midas Totsch 114.44 -2.0
-0.1
I'm Dirty Dan 119.66 GGG 165.88 +0.2
Team cmoery 101.84 FUSPARKLES 131.28 -0.1
If winner is:HomeAway
Week of 9/27100.0*Chance in playoffs100.0*Average seed
I'm Dirty Dan vs Sherlock Mahomes-8.0+4.9
-0.7+0.4
Turn Down for Watson vs Acute Gronkitis-0.7+0.5
My theilen ertz vs FUSPARKLES+0.6-0.5
Team runnigelrun vs Team cmoery+0.1-0.1
GGG vs Taryn It Up-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
117-0In991142,923
106-1In861400897,006
95-2In48456102,427,516
84-3100.0%8453807003,615,316
73-497.50858712122003,198,615
62-557.0024172142715201,681,960
51-613.33100183237100486,219
40-71.4010326501962,653
Total:89.7%1925315654321012,512,208
Games Above .500
Chance Will Make Playoffs