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*Libertadores100.0*Average seed
Santos 1 Gremio 0 Yes
+0.5
Flamengo 3 Corinthians 0 -0.1
Sao Paulo 0 Botafogo 0 +0.0
Vitoria 1 Cruzeiro 1 +0.1
Week of 11/25100.0*Libertadores100.0*Average seed
Flamengo 1 Santos 2 +0.6
Palmeiras 2 Botafogo 0 -0.3
Cruzeiro 0 Vasco da Gama 1 +0.1
Gremio 1 Atletico-GO 1 +0.0
If winner is:HomeDrawAway
Week of 12/3100.0*Libertadores100.0*Average seed
Santos vs Avai+0.5-0.3-0.6
Atletico-MG vs Gremio+0.4+0.1-0.4
Atletico-PR vs Palmeiras+0.2+0.2-0.3

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleLibertadores1234567891011121314151617181920Serie BCount
651-0-0NoYes314920No24,610,629
630-1-0NoYes3367No11,665,276
620-0-1NoYes100No11,933,855
Total:NoYes163351No48,209,760
Points
Chance Will Win Championship