How are these numbers calculated?

Big Games

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

Week of 10/24100.0*Chance in playoffs100.0*Promoted100.0*Relegated100.0*Average seed
UFA Norcross 98 2 UFA Milton 98 P 4 -0.5
-0.5
+12.6
-0.6
Ambush B97 Red 3 ATHENS UNITED - 1 -0.1
-0.1
-2.5
+0.1
Inter Atlanta F 1 Concorde Fire C 0 +2.0
Inter Atlanta F 2 GSA 98 Red 1 +1.3
Atlanta Fire - 1 ATHENS UNITED - 1 -0.3
Week of 10/31100.0*Chance in playoffs100.0*Promoted100.0*Relegated100.0*Average seed
GSA 98 Red 2 KSA BU19 Elite 1 +0.9
ATHENS UNITED - 1 Inter Atlanta F 2 -3.3
+0.0
KSA BU18 Elite 0 Atlanta Fire - 0 -0.2
+0.0
KSA BU19 Elite 0 KSA BU18 Elite 4 -3.2
+0.1
If winner is:HomeDrawAway
DSC 98B Revolut vs UFA Norcross 98+17.9+9.1-21.4
-0.8-0.1+0.9

What If

Chances based on how well the UFA Norcross 98 finish out the regular season.   Explain

Points
Chance Will Make Playoffs