How are these numbers calculated?

Big Games

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

Week of 11/14100.0*Serie C100.0*Average seed
Gremio Barueri 1 Fortaleza 0 -0.0
ABC 1 Marilia 1 -0.0
+0.2
Brasiliense 2 Juventude 2 +0.1
Sao Caetano 1 America-RN 2 +0.1
Parana 1 Ponte Preta 0 -0.2
Ceara 2 Santo Andre 3 -0.8
Bahia 2 CRB 0 -0.1
Parana 4 CRB 0 -0.2
Sao Caetano 2 Juventude 1 -0.1
Week of 11/21100.0*Serie C100.0*Average seed
Bahia 2 Marilia 1 No
-0.0
Ceara 1 Gama 0 No
+0.6
ABC 1 Ponte Preta 1 +0.1
Brasiliense 2 Vila Nova 1 -0.1
Gremio Barueri 3 America-RN 0 +0.0
Week of 11/28100.0*Serie C100.0*Average seed
Marilia 2 Ceara 1 -0.6
Fortaleza 3 Brasiliense 0 +0.2
Santo Andre 3 Parana 1 +0.2
Gama 0 Bahia 0 -0.1
Points
Chance Will Win Championship