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
Coritiba 1 Santos 0 +1.3
+1.1
Figueirense 0 Fluminense 4 +0.4
Atletico-GO 0 Flamengo 0 +0.1
+0.0
Sao Paulo 3 America-MG 1 -0.1
-0.2
Botafogo 1 Internacional 2 -0.1
Gremio 1 Ceara 3 +0.1
Week of 11/27100.0*Libertadores100.0*Average seed
Coritiba 1 Avai 0 +3.7
+1.0
Figueirense 0 Corinthians 1 +2.3
+0.2
Palmeiras 1 Sao Paulo 0 +0.7
+0.2
Atletico-MG 4 Botafogo 0 +0.6
+0.2
Flamengo 1 Internacional 0 +0.4
Santos 1 Bahia 1 +0.1
Week of 12/4100.0*Libertadores100.0*Average seed
Atletico-PR 1 Coritiba 0 No
-1.4
Vasco da Gama 1 Flamengo 1 No
-0.2
Sao Paulo 4 Santos 1 -0.3
Internacional 1 Gremio 0 -0.2
Botafogo 1 Fluminense 1 +0.2
Avai 1 Figueirense 1 +0.1
Points
Chance Will Win Championship