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
Yumadbro 199 Posey 177 +23.6
+1.3
Kluber 329 Shinebox 202 -2.7
-0.2
Pretzels 292 Mudflaps 254 +2.4
+0.1
ABB 331 Speed 283 +0.8
+0.0
Kumquat 224 Batters 283 -0.5
If winner is:HomeAway
Week of 8/24100.0*Chance in playoffs100.0*Average seed
Shinebox vs Yumadbro-25.8+12.6
-1.3+0.6
Batters vs Biogenesis-8.8+5.2
-0.2+0.1
Speed vs Pretzels-2.8+4.0
-0.1+0.1
Posey vs Kluber-2.9+2.4
+0.1-0.1
Mudflaps vs ABB-3.8+1.5
-0.1+0.1
Imposibear vs Kumquat+0.4-0.7

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
122-0In10016,128,954
111-173.4%2012412240023,958,794
100-28.108283921407,850,716
Total:71.7%4462216841047,938,464
Games Above .500
Chance Will Make Playoffs