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
Flamengo 1 Ponte Preta 1 -0.3
-0.2
Coritiba 1 Santos 0 +0.3
+0.1
Internacional 1 Gremio 0 -0.1
-0.1
Corinthians 6 Sao Paulo 1 +0.1
Palmeiras 1 Cruzeiro 1 +0.1
Sport Recife 0 Atletico-PR 0 +0.1
Figueirense 0 Chapecoense 0 +0.0
Week of 11/28100.0*Libertadores100.0*Average seed
Sao Paulo 3 Figueirense 2 No
Fluminense 1 Internacional 1 No
Avai 1 Ponte Preta 0 No
-1.1
Palmeiras 0 Coritiba 2 +0.3
Sport Recife 2 Corinthians 0 -0.3
Chapecoense 1 Goias 3 +0.1
Cruzeiro 3 Joinville 0 -0.1
Atletico-PR 3 Flamengo 0 -0.1
Week of 12/6100.0*Libertadores100.0*Average seed
Ponte Preta 0 Sport Recife 1 -0.8
Santos 5 Atletico-PR 1 +0.3
Flamengo 1 Palmeiras 2 -0.1
Points
Chance Will Win Championship