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
Ambush SC G01 Red 0 Inter Atlanta F 2 +21.2
+10.3
+0.4
UFA 01G Red 2 Ambush SC G01 Red 0 +9.0
+2.8
+0.1
UFA Norcross 01 5 AFC Lightning 0 1 -2.9
SSA Savannah Ut 3 Impact SC 01G E 1 -0.2
-0.7
SSA Savannah Ut 0 UFA 01G Red 1 +0.2
+0.6
If winner is:HomeDrawAway
Week of 11/5100.0*Chance wins title100.0*Promoted100.0*Average seed
Inter Atlanta F vs SSA Savannah Ut+7.7+0.4-7.8
Yes+0.0-0.1
+0.1+0.0-0.1
Impact SC 01G E vs Inter Atlanta F-7.8+0.4+7.6
-0.1+0.0Yes
-0.1+0.0+0.1
Ambush SC G01 Red vs UFA Norcross 01+7.0+3.1-8.2
+0.1+0.0-0.1
+0.1+0.0-0.1
UFA 01G Red vs UFA Norcross 01+6.6+3.5-7.9
-0.1YesYes
+0.1+0.0-0.1
ATHENS UNITED 0 vs UFA 01G Red+0.4+0.4-0.5
YesYes-0.1

What If

Chances based on how well the Inter Atlanta F finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted123456789101112RelegatedCount
52-55YesYes100No3,267,721*
502-0-198.6%Yes991No4,573,529
491-2-096.8Yes973No661,105
471-1-194.8Yes955No3,484,238
460-3-092.0Yes928No84,426
451-0-286.6Yes8713No4,573,719
440-2-178.5Yes7921No661,860
420-1-268.499.7%68310No1,738,290
400-0-351.399.251481No1,527,448
Total:88.7%99.9%89110No20,572,336

* Row combines multiple less frequent records.

Points
Chance Will Win Championship