How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/6100.0*Serie A100.0*Serie C100.0*Average seed
Portuguesa 6 Barueri 2 -1.9
-0.8
CRB 2 Criciuma 0 +0.3
Gama 0 Ipatinga 2 -0.1
+0.1
Paulista 3 Vitoria 0 +0.1
Remo 3 Fortaleza 2 +0.1
+0.1
Santa Cruz 1 Ponte Preta 1 +0.0
Marilia 4 Santo Andre 2 -0.1
Ceara 1 Brasiliense 3 -0.1
Sao Caetano 2 Ituano 2 +0.1
Avai 1 Coritiba 0 -0.1
Week of 11/13100.0*Serie A100.0*Serie C100.0*Average seed
Vitoria 4 CRB 1 No
+0.1
Barueri 2 Ceara 1 +0.2
No
+1.5
Fortaleza 0 Sao Caetano 1 -0.0
Criciuma 1 Paulista 2 +0.1
+0.2
Ipatinga 3 Marilia 2 +0.1
Brasiliense 3 Santa Cruz 0 -0.0
-0.2
Santo Andre 1 Gama 0 +0.1
Ponte Preta 0 Avai 0 +0.2
Barueri 0 Gama 2 -2.2
Coritiba 2 Marilia 3 -0.3
Brasiliense 1 Portuguesa 1 +0.2
Criciuma 2 Santa Cruz 0 -0.2
Fortaleza 2 Paulista 1 -0.2
Ituano 0 CRB 1 -0.1
Ponte Preta 1 Ceara 1 +0.1
Ipatinga 1 Sao Caetano 0 +0.1
Santo Andre 3 Avai 0 +0.1
Week of 11/24100.0*Serie A100.0*Serie C100.0*Average seed
CRB 4 Barueri 1 -1.5
Ceara 1 Santo Andre 2 +0.4
Sao Caetano 1 Brasiliense 0 -0.3
Remo 0 Ponte Preta 1 -0.3
Gama 1 Vitoria 0 -0.3
Portuguesa 3 Criciuma 1 +0.1
Marilia 1 Fortaleza 2 +0.1
Points
Chance Will Win Championship