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*Libertadores100.0*Average seed
Corinthians 6 São Paulo 1 -17.5
-0.4
Coritiba 1 Santos 0 +9.6
+0.1
Internacional 1 Grêmio 0 -5.6
-0.1
Palmeiras 1 Cruzeiro 1 +1.5
+0.1
Sport Recife 0 Atlético-PR 0 +1.3
+0.0
Flamengo 1 Ponte Preta 1 +0.2
Week of 11/28100.0*Libertadores100.0*Average seed
São Paulo 3 Figueirense 2 +29.7
+0.7
Vasco da Gama 1 Santos 0 +6.4
+0.1
Fluminense 1 Internacional 1 +2.7
+0.0
Grêmio 2 Atlético-MG 1 -0.0
If winner is:HomeEmpateAway
Week of 12/6100.0*Libertadores100.0*Average seed
Internacional vs Cruzeiro-29.2YesYes
-0.3+0.2+0.2
Goiás vs São Paulo-20.1+3.6Yes
-0.2+0.0+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
621-0-0NoYes100No5,356,989
600-0-1No85.8%8614No3,425,527
590-1-0No62.16238No5,357,804
Total:No82.2%8218No14,140,320
Points
Chance Will Win Championship