How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Libertadores100.0*Average seed
Sao Paulo 1 Fluminense 4 No
-0.6
Botafogo 1 Internacional 2 +0.6
-0.2
Goias 1 Santos 4 -0.1
-0.2
Cruzeiro 3 Vasco da Gama 1 -0.1
Palmeiras 0 Atletico-MG 2 +0.2
Week of 11/28100.0*Libertadores100.0*Average seed
Atletico-GO 1 Sao Paulo 1 -0.2
Palmeiras 1 Fluminense 2 +0.1
Avai 3 Santos 2 +0.1
Botafogo 3 Gremio Prudente 1 -0.0
Gremio Prudente 0 Internacional 3 -0.0
Week of 12/5100.0*Libertadores100.0*Average seed
Sao Paulo 4 Atletico-MG 0 +0.1
Cruzeiro 2 Palmeiras 1 +0.1
Points
Chance Will Win Championship