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 +0.8
-0.1
Flamengo 2 Coritiba 2 -0.7
-0.1
Corinthians 1 Internacional 0 -0.6
Atlético-PR 2 Sport Recife 0 -0.1
+0.1
Ponte Preta 1 Fluminense 0 -0.1
Cruzeiro 2 Santos 2 -0.0
Grêmio 3 América-MG 0 -0.0
Chapecoense 2 São Paulo 0 +0.0
Week of 11/26100.0*Serie B100.0*Average seed
Coritiba 0 Vitória 1 -1.0
Atlético-MG 1 São Paulo 2 -0.3
Internacional 1 Cruzeiro 0 +0.2
América-MG 2 Sport Recife 2 +0.1
Figueirense 1 Fluminense 0 +0.1
Botafogo 1 Ponte Preta 1 +0.0
If winner is:HomeEmpateAway
Week of 12/4100.0*Serie B100.0*Average seed
Ponte Preta vs Coritiba-0.5-0.3+0.8
Sport Recife vs Figueirense-0.4+0.3+0.3
Vitória vs Palmeiras-0.4-0.2+0.2
Cruzeiro vs Corinthians-0.1-0.1+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-L-Ewins titleLibertadores1234567891011121314151617181920Serie BCount
491-0-0NoNo4159No15,408,317
470-0-1NoNo45469No11,039,213
460-1-0NoNo314920No19,189,430
Total:NoNo14443210No45,636,960
Points
Chance Will Win Championship