How are these numbers calculated?

Big Games

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

Week of 10/4100.0*Chance in playoffs100.0*Average seed
Dude 110 Gila 96 -11.7
-0.8
Jack 94 Mike 85 -0.6
Cash 93 Phil 83 -0.2
Lisa 82 Galv 95 -0.2
If winner is:HomeAway
Week of 10/11100.0*Chance in playoffs100.0*Average seed
Mike vs Gila-11.1+11.1
-0.7+0.7
Phil vs Jack+0.5-0.5
Des vs Dude+0.5-0.5
Lisa vs Cstat+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
1210-0In99112,510
119-1In9190100,635
108-2In643240451,973
97-399.6%2146276001,202,969
86-483.61123536142002,107,101
75-518.4002163632121002,530,427
64-60.1003183831912,107,461
53-7Out0072944191,203,538
42-8Out0043264451,620
31-9Out0793100,213
20-10Out010012,693
Total:38.8%691112121211109610,281,140
Games Above .500
Chance Will Make Playoffs