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
Atletico-MG 1 Coritiba 0 -5.2
+0.7
Sao Paulo 4 Figueirense 2 -0.4
Juventude 2 Goias 1 +0.2
Parana 0 Flamengo 1 +0.2
Ponte Preta 2 Palmeiras 6 -0.2
Fortaleza 5 Fluminense 1 +0.1
Brasiliense 1 Santos 0 -0.2
Vasco da Gama 4 Paysandu 0 +0.1
Week of 11/27100.0*Serie B100.0*Average seed
Atletico-MG 0 Vasco da Gama 0 +6.4
-0.2
Brasiliense 0 Figueirense 2 +2.8
+0.1
Sao Caetano 1 Coritiba 1 -1.1
+0.1
Corinthians 3 Ponte Preta 1 -0.8
Atletico-PR 3 Paysandu 2 -0.1
+0.1
Week of 12/4100.0*Serie B100.0*Average seed
Juventude 1 Atletico-MG 3 +0.7
Coritiba 1 Internacional 0 -0.2
Paysandu 1 Flamengo 4 +0.1
Points
Chance Will Win Championship