How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Average seed
Flamengo 1 Corinthians 0 -0.9
Santos 1 Fluminense 0 -0.2
Atlético-MG 4 Goiás 1 -0.1
São Paulo 1 Botafogo 1 +0.0
Bahia 1 Portuguesa 0 +0.0
Internacional 0 Coritiba 0 +0.0
Week of 11/30100.0*Average seed
Vitória 4 Flamengo 2 +0.2
Criciúma 1 São Paulo 0 +0.1
Cruzeiro 1 Bahia 2 -0.1
Santos 2 Atlético-PR 1 -0.1
Ponte Preta 0 Portuguesa 2 -0.1
Corinthians 0 Internacional 0 -0.0
If winner is:HomeDrawAway
Week of 12/7100.0*Average seed
Náutico vs Corinthians-0.7+0.0+0.7
São Paulo vs Coritiba-0.3+0.0+0.3
Bahia vs Fluminense-0.4+0.2+0.2
Internacional vs Ponte Preta-0.2+0.1+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
531-0-0NoNo6436No5,583,961
510-1-0NoNo235423No4,261,069
500-0-1NoNo414613No5,581,690
Total:NoNo2943235No15,426,720
Points
Chance Will Win Championship