How are these numbers calculated?

Big Games

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

Week of 8/17100.0*Chance in playoffs100.0*Average seed
Pretzels 292 Mudflaps 254 -14.9
-0.9
ABB 331 Speed 283 +2.0
+0.1
Kluber 329 Shinebox 202 -1.3
-0.1
Kumquat 224 Batters 283 -0.7
Yumadbro 199 Posey 177 -0.1
If winner is:HomeAway
Week of 8/24100.0*Chance in playoffs100.0*Average seed
Mudflaps vs ABB+18.9-7.8
+1.2-0.5
Speed vs Pretzels-2.4+3.4
Batters vs Biogenesis-2.6+1.5
-0.2+0.1
Shinebox vs Yumadbro+2.6-1.3
+0.1-0.1
Imposibear vs Kumquat+0.2-0.3
+0.2-0.3
Posey vs Kluber-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
112-059.1%21382911106,371,951
101-12.2021436399023,089,668
90-2Out232531318,476,845
Total:8.9%3611203125547,938,464
Games Above .500
Chance Will Make Playoffs