How are these numbers calculated?

Big Games

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

Week of 9/10100.0*Chance in playoffs100.0*Average seed
Mark 113.28 Harry 80.8 +10.7
+0.9
If winner is:HomeAway
Week of 9/17100.0*Chance in playoffs100.0*Average seed
Amber vs Mark-10.8+7.0
-0.9+0.6
Tom vs Harry-0.2+0.2
Garrett vs Bill+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1312-0In10018,593
1211-1In9910143,506
1110-2In92800628,896
109-3In65314001,652,021
98-4100.0%23442660002,919,502
87-599.82143333153003,648,805
76-682.8004163231143003,311,444
65-717.6003143032164002,201,138
54-80.20031432341521,063,134
43-9Out005234528363,540
32-10Out02257283,748
21-11Out049611,426
10-12Out01004,071
Total:75.6%1615131211976432116,049,824
Games Above .500
Chance Will Make Playoffs