How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Serie B100.0*Average seed
Vitória 4 Figueirense 0 -22.1
+0.5
Corinthians 1 Internacional 0 -14.7
+0.2
Atlético-PR 2 Sport Recife 0 -0.9
+0.1
Flamengo 2 Coritiba 2 +0.3
-0.0
Week of 11/26100.0*Serie B100.0*Average seed
Internacional 1 Cruzeiro 0 +15.0
-0.1
Coritiba 0 Vitória 1 -13.5
+0.7
América-MG 2 Sport Recife 2 -0.5
+0.1
Atlético-MG 1 São Paulo 2 -0.1
If winner is:HomeEmpateAway
Week of 12/4100.0*Serie B100.0*Average seed
Vitória vs PalmeirasNoNo+9.6
+0.9-0.1-0.9
Fluminense vs InternacionalNoNo+9.6
+0.1+0.1-0.2
Sport Recife vs Figueirense+6.5-1.0No
-0.4+0.1+0.3
Ponte Preta vs Coritiba+0.3+0.1-0.3
Cruzeiro vs Corinthians-0.1-0.1+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
481-0-0NoNo245324No5,844,438
460-0-1NoNo245324No3,735,827
450-1-0NoNo37481615.5%5,846,455
Total:NoNo926362465.9%15,426,720
Points
Chance Will Win Championship