How are these numbers calculated?

Big Games

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

Week of 11/18100.0*Libertadores100.0*Average seed
Atletico-PR 3 Vasco da Gama 1 -1.0
-1.1
Santos 1 Gremio 0 -0.8
Flamengo 3 Corinthians 0 -0.2
-0.2
Vitoria 1 Cruzeiro 1 +0.1
Sao Paulo 0 Botafogo 0 +0.1
+0.1
Sport Recife 1 Bahia 0 +0.2
Atletico-MG 3 Coritiba 0 -0.1
Atletico-GO 1 Chapecoense 1 +0.1
Week of 11/25100.0*Libertadores100.0*Average seed
Cruzeiro 0 Vasco da Gama 1 +1.5
Avai 1 Atletico-PR 0 +0.2
Palmeiras 2 Botafogo 0 +0.2
Coritiba 1 Sao Paulo 2 -0.1
Fluminense 1 Sport Recife 2 +0.1
Flamengo 1 Santos 2 +0.1
Bahia 0 Chapecoense 1 -0.0
If winner is:HomeEmpateAway
Week of 12/3100.0*Libertadores100.0*Average seed
Vasco da Gama vs Ponte Preta+0.9-0.5-1.1
Vitoria vs Flamengo+0.4+0.1-0.4
Atletico-MG vs Gremio-0.4+0.2+0.2
Chapecoense vs Coritiba-0.3+0.2+0.2
Botafogo vs Cruzeiro-0.2-0.0+0.2

What If

Chances based on how well the Vasco da Gama finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
561-0-0NoNo25741No22,725,945
540-0-1NoNo83038204No11,507,206
530-1-0NoNo01542359No13,333,409
Total:NoNo1293121153No47,566,560
Points
Chance Will Win Championship