How are these numbers calculated?

Big Games

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

Week of 2/6100.0*Libertadores100.0*Serie B100.0*Average seed
Bahia 3 Goias 3 -3.4
+0.1
Week of 2/13100.0*Libertadores100.0*Serie B100.0*Average seed
Santos 2 Coritiba 0 No
Vasco da Gama 0 Internacional 2 -0.4
+0.0
Palmeiras 3 Fortaleza 0 -0.2
+0.1
Atletico-MG 1 Bahia 1 -0.2
+0.0
Goias 2 Botafogo 0 +0.1
Week of 2/20100.0*Libertadores100.0*Serie B100.0*Average seed
Sport Recife 2 Atletico-MG 3 +0.2
-0.2
Corinthians 0 Vasco da Gama 0 No
+0.0
Fortaleza 0 Bahia 4 +0.1
+0.1
Bahia 2 Santos 0 -0.5
Athletico-PR 2 Sport Recife 0 -0.2
Fluminense 2 Fortaleza 0 +0.2
Points
Chance Will Win Championship