How are these numbers calculated?

Big Games

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

Week of 10/29100.0*Chance wins title100.0*Promoted100.0*Average seed
Roswell Santos 2 GS 02B Elite Cl 1 +13.5
+21.2
+0.6
Concorde Fire S 1 Roswell Santos 5 +9.0
+16.6
+0.6
GSA 02 Red 0 GSA 02 Premier 2 -7.9
-3.4
-0.1
Smyrna Soccer C 5 Augusta Arsenal 1 -2.9
-6.6
-0.1
KSA 02 Premier 4 Alianza Elite B15 0 -1.0
-2.8
-0.1
Inter Atlanta F 0 Smyrna Soccer C 5 -0.9
-2.7
GS 02B Elite Cl 2 GSA 02 Red 3 +0.6
+3.8
+0.1
UFA Norcross Ea 0 Inter Atlanta F 4 -0.1
-0.5
If winner is:HomeDrawAway
Week of 11/5100.0*Chance wins title100.0*Promoted100.0*Average seed
GSA 02 Premier vs KSA 02 Premier-9.0+0.2+8.9
-1.3+0.1+1.2
-0.1+0.0+0.1
GSA 02 Premier vs Smyrna Soccer C-7.7+1.0+7.3
+6.5-3.7-5.1
Smyrna Soccer C vs GS 02B Elite Cl-2.9-0.4+3.0
-8.9-1.6+9.5
-0.1-0.0+0.1
KSA 02 Premier vs Augusta Arsenal-1.0+0.2+0.9
-3.4+0.5+3.2
-0.1+0.0+0.1
Inter Atlanta F vs Augusta Arsenal-0.4+0.2+0.3
GSA 02 Red vs Inter Atlanta F+0.3+0.2-0.4

What If

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

100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted12345678910111213RelegatedCount
522-0-064.7%Yes6535No2,949,547
491-1-030.293.5%306360No2,244,617
471-0-111.570.91259281No5,896,232
460-2-08.466.9859312No427,130
440-1-10.525.912559150No2,244,649
420-0-20.05.50556371No2,950,973
Total:19.8%61.4%20422990No16,713,148
Points
Chance Will Win Championship