How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Average seed
Flamengo 1 Palmeiras 1 -0.8
Fluminense 0 Cruzeiro 2 -0.3
Santos 2 Figueirense 0 -0.1
Bahia 1 Ponte Preta 0 +0.1
Sao Paulo 2 Nautico 1 +0.1
Coritiba 1 Vasco 2 +0.1
Inter 0 Corinthians 2 +0.1
Week of 11/24100.0*Average seed
Inter 0 Portuguesa 2 +0.2
Ponte Preta 0 Sao Paulo 0 +0.1
Vasco 1 Flamengo 1 +0.1
Cruzeiro 2 Coritiba 1 -0.1
Corinthians 1 Santos 1 +0.0
Bahia 1 Nautico 1 +0.0
If winner is:HomeDrawAway
Week of 12/1100.0*Average seed
Flamengo vs Botafogo+0.8-0.5-1.0
Portuguesa vs Ponte Preta+0.1+0.1-0.4
Santos vs Palmeiras-0.2+0.3+0.3
Gremio vs Inter+0.2-0.3-0.3
Nautico vs Sport-0.1+0.1+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seedSerie
TPW-D-Lwins titleLibertadores*1234567891011121314151617181920B**Count
521-0-0NoNo265123No21,888,251
500-1-0NoNo17623No12,601,593
490-0-1NoNo355213No11,147,116
Total:NoNo122541193No45,636,960
Points
Chance Will Win Championship