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
Jason 134.24 Justin 80.94 -10.7
-0.9
Garrett 101.58 AJ 68.34 -0.1
If winner is:HomeAway
Week of 9/17100.0*Chance in playoffs100.0*Average seed
Justin vs AJ+8.8-8.8
+0.8-0.8
Jason vs Joe+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1212-0In1004,284
1111-1In945014,303
1010-2In70273098,859
99-3In264524500415,446
88-499.8%2153433143001,171,809
77-582.6003163231143002,342,618
66-616.3002143133163003,398,843
55-70.10031533331423,608,033
44-8Out0062644242,781,667
33-9Out00430671,518,651
22-10Out00792556,413
11-11Out199123,018
00-12Out10015,880
Total:26.2%1245689111213141516,049,824
Games Above .500
Chance Will Make Playoffs