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*Libertadores100.0*Average seed
Atletico-PR 6 Nautico 1 No
Sao Paulo 1 Botafogo 1 No
-0.3
Atletico-MG 4 Goias 1 -0.1
Santos 1 Fluminense 0 -0.1
Flamengo 1 Corinthians 0 +0.1
Internacional 0 Coritiba 0 +0.1
Week of 11/30100.0*Libertadores100.0*Average seed
Criciuma 1 Sao Paulo 0 -0.5
Santos 2 Atletico-PR 1 -0.3
Corinthians 0 Internacional 0 +0.2
Vitoria 4 Flamengo 2 +0.0
Week of 12/7100.0*Libertadores100.0*Average seed
Sao Paulo 0 Coritiba 1 -0.4
Nautico 1 Corinthians 0 +0.3
Bahia 1 Fluminense 2 +0.1
Flamengo 1 Cruzeiro 1 +0.1
Points
Chance Will Win Championship