How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance wins title100.0*Libetadores100.0*Average seed
Botafogo 3 Sao Paulo 2 -18.6
-0.5
-0.3
Flamengo 0 Goias 0 +6.3
+0.1
Atletico-MG 0 Internacional 1 -0.3
-0.1
Atletico-PR 1 Cruzeiro 1 +0.2
+0.1
Santo Andre 4 Avai 2 +0.1
Week of 11/29100.0*Chance wins title100.0*Libetadores100.0*Average seed
Goias 4 Sao Paulo 2 -25.6
-1.4
-0.6
Corinthians 0 Flamengo 2 -16.2
-0.2
-0.2
Sport Recife 1 Internacional 2 -6.2
-0.5
-0.2
Palmeiras 3 Atletico-MG 1 -5.8
-0.2
Cruzeiro 4 Coritiba 1 -0.1
-0.9
If winner is:HomeDrawAway
Week of 12/5100.0*Chance wins title100.0*Libetadores100.0*Average seed
Sao Paulo vs Sport Recife+17.8NoNo
YesYes-20.8
+1.1-0.1-1.1
Flamengo vs GremioNo+4.0+6.9
-0.2+0.1+0.2
Internacional vs Santo AndreNo+5.6+5.6
-0.3+0.0+0.3
Botafogo vs Palmeiras+3.4+3.4-6.1
+2.2-1.3-1.2
+0.3-0.0-0.3
Santos vs CruzeiroYesYes-20.8
+0.1+0.1-0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibetadores1234567891011121314151617181920Serie BCount
651-0-027.9%Yes2844244No5,324,424
630-1-0NoYes134641No4,140,828
620-0-1No67.5%66133No5,318,268
Total:10.0%88.3%1020243512No14,783,520
Points
Chance Will Win Championship