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
Internacional 1 Grêmio 0 +10.5
+1.0
Coritiba 1 Santos 0 +2.9
+0.2
Corinthians 6 São Paulo 1 +2.5
+0.1
Sport Recife 0 Atlético-PR 0 +0.2
+0.1
Palmeiras 1 Cruzeiro 1 +0.2
+0.1
Flamengo 1 Ponte Preta 1 +0.1
Week of 11/28100.0*Libertadores100.0*Average seed
São Paulo 3 Figueirense 2 -14.0
-0.2
Fluminense 1 Internacional 1 -11.2
-0.3
Vasco da Gama 1 Santos 0 +2.7
+0.2
Sport Recife 2 Corinthians 0 -0.2
Cruzeiro 3 Joinville 0 -0.2
If winner is:HomeEmpateAway
Week of 12/6100.0*Libertadores100.0*Average seed
Goiás vs São Paulo+27.8-4.2No
+0.3-0.0-0.1
Internacional vs Cruzeiro+18.8NoNo
+1.0-0.1-1.1
Ponte Preta vs Sport Recife+0.2+0.2-0.4
Santos vs Atlético-PR-0.3+0.2+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
601-0-0No31.8%3268No17,297,491
580-0-1NoNo354816No10,266,134
570-1-0NoNo354817No14,857,335
Total:No13.0%133624216No42,420,960
Points
Chance Will Win Championship