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*Serie B100.0*Average seed
Vasco da Gama 4 Paysandu 0 -1.7
+1.2
Atletico-MG 1 Coritiba 0 -0.6
+0.1
Parana 0 Flamengo 1 +0.6
-0.2
Sao Paulo 4 Figueirense 2 -0.4
+0.0
Ponte Preta 2 Palmeiras 6 -0.2
+0.1
Juventude 2 Goias 1 +0.1
-0.3
Atletico-PR 2 Sao Caetano 2 -0.1
+0.0
Fortaleza 5 Fluminense 1 +0.1
-0.3
Botafogo 2 Cruzeiro 1 -0.1
Week of 11/27100.0*Serie B100.0*Average seed
Atletico-MG 0 Vasco da Gama 0 -0.4
Fluminense 1 Juventude 2 -0.3
Fortaleza 1 Sao Paulo 0 -0.2
Flamengo 0 Goias 0 +0.1
Brasiliense 0 Figueirense 2 -0.1
Corinthians 3 Ponte Preta 1 +0.1
Sao Caetano 1 Coritiba 1 +0.0
Week of 12/4100.0*Serie B100.0*Average seed
Vasco da Gama 3 Parana 1 +1.2
Paysandu 1 Flamengo 4 -0.4
Figueirense 3 Santos 1 -0.3
Juventude 1 Atletico-MG 3 +0.2
Botafogo 2 Fortaleza 0 +0.2
Sao Paulo 3 Atletico-PR 1 -0.1
Points
Chance Will Win Championship