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*Libertadores100.0*Serie B100.0*Average seed
Corinthians 1 Vasco da Gama 0 -10.8
+1.4
Atletico-MG 1 Bahia 0 No
-0.1
+0.1
Vitoria 1 Atletico-PR 2 -1.6
+0.0
Atletico-PR 1 Corinthians 0 +0.7
-0.9
Gremio 2 Chapecoense 0 -0.3
+0.1
America-MG 2 Santos 1 +0.3
+0.1
Sport Recife 0 Flamengo 1 -0.3
+0.1
Ceara 1 Parana 0 +0.2
-0.2
Vasco da Gama 2 Sao Paulo 0 +0.2
-0.1
Palmeiras 4 America-MG 0 -0.2
+0.0
Cruzeiro 3 Vitoria 0 -0.2
Bahia 2 Fluminense 0 -0.1
Chapecoense 2 Sport Recife 1 +0.1
Botafogo 1 Internacional 0 -0.2
Week of 11/25100.0*Libertadores100.0*Serie B100.0*Average seed
Corinthians 0 Chapecoense 0 -0.7
-0.2
Vasco da Gama 0 Palmeiras 1 -0.4
+0.2
America-MG 1 Bahia 0 +0.4
+0.1
Internacional 2 Fluminense 0 -0.4
+0.2
Atletico-PR 2 Ceara 2 -0.2
+0.1
Week of 12/1100.0*Libertadores100.0*Serie B100.0*Average seed
Gremio 1 Corinthians 0 -0.7
Ceara 0 Vasco da Gama 0 +0.4
Fluminense 1 America-MG 0 -0.4
Bahia 0 Cruzeiro 0 -0.1
Points
Chance Will Win Championship