How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 10/5100.0*Chance in playoffs100.0*Top seed100.0*Average seed
Leon's Deep Sle vs Davy Potters Fa-9.6+14.4
-1.8+2.7
-0.7+1.0
San Franciscan vs Commando Clowns-0.8+1.0
Duffman Shandy vs 1-6 I Like Twix-0.3+0.3
Los Amigos Kidn vs Dances with Tot-0.3+0.2
+0.4-0.2
Ronald Ollie's vs No1 Harsent+0.5-0.2
Liverpool Lemurs vs Shit Shovelers-0.2+0.4

What If

Chances based on how well the Davy Potters Fa finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inTopChance will finish regular season at seed
TWW-Lplayoffsseed123456789101112Count
1210-0InYes10010,378
119-1In82.9%83161089,449
108-2In35.235471620432,108
97-3100.0%3.432241276001,222,266
86-497.10.00183039183002,234,852
75-549.8No001133535132002,766,641
64-63.3No00318363111102,344,595
53-70.0No01623392661,345,030
42-8OutNo002144441499,295
31-9OutNo001585107,609
20-10OutNo10012,785
Total:48.6%2.5%35710121313121086311,065,008
Games Above .500
Chance Will Make Playoffs