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*Serie B100.0*Average seed
Atletico-PR 3 Vasco da Gama 1 +8.3
No
+1.4
Flamengo 3 Corinthians 0 -1.4
-0.1
Sport Recife 1 Bahia 0 +1.0
+0.1
Atletico-GO 1 Chapecoense 1 +0.4
+0.1
Atletico-MG 3 Coritiba 0 -0.4
-0.1
Sao Paulo 0 Botafogo 0 +0.1
+0.0
Fluminense 2 Ponte Preta 0 -0.1
-0.1
Vitoria 1 Cruzeiro 1 -0.1
+0.0
Week of 11/25100.0*Libertadores100.0*Serie B100.0*Average seed
Fluminense 1 Sport Recife 2 +0.1
+0.2
Week of 12/3100.0*Libertadores100.0*Serie B100.0*Average seed
Atletico-PR 3 Palmeiras 0 +1.5
Atletico-GO 1 Fluminense 1 +0.2
Atletico-MG 4 Gremio 3 -0.1
Sao Paulo 1 Bahia 1 +0.1
Chapecoense 2 Coritiba 1 -0.1
Points
Chance Will Win Championship