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 -13.9
-0.8
ABB 331 Speed 283 +3.2
+0.1
Kluber 329 Shinebox 202 -1.2
-0.1
Kumquat 224 Batters 283 -0.8
If winner is:HomeAway
Week of 8/24100.0*Chance in playoffs100.0*Average seed
Mudflaps vs ABB+16.9-16.9
+1.0-1.0
Speed vs Pretzels-4.6+4.6
Batters vs Biogenesis-3.7+3.7
-0.2+0.2
Shinebox vs Yumadbro+2.5-2.5
+0.1-0.1
Imposibear vs Kumquat+0.5-0.5
+0.2-0.2
Posey vs Kluber-0.1+0.1
-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
112-069.3%2941237103,998,466
101-12.6021434351317,984,346
90-2Out11751313,996,676
Total:18.6%71113192219815,979,488
Games Above .500
Chance Will Make Playoffs