How are these numbers calculated?

Big Games

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

Week of 11/11100.0*Serie C100.0*Average seed
Parana 3 Guarani 0 +2.0
-1.2
ASA 2 Duque de Caxias 0 +0.8
-0.0
Icasa 1 Salgueiro 0 +0.6
-0.1
Sao Caetano 0 Nautico 0 -0.1
+0.0
Gremio Barueri 1 ABC 3 -0.0
Ponte Preta 1 Boa Esporte 2 -0.1
Bragantino 4 Goias 0 +0.1
Vitoria 3 Criciuma 1 +0.1
Week of 11/18100.0*Serie C100.0*Average seed
Salgueiro 1 Guarani 4 -5.3
+1.0
Bragantino 0 ASA 1 +4.5
-0.3
Vitoria 1 Sao Caetano 2 +4.0
-0.3
Goias 0 Icasa 0 +0.5
-0.0
Criciuma 1 Gremio Barueri 2 +0.3
-0.2
Sport Recife 3 Parana 0 +0.2
Ponte Preta 4 ABC 1 +0.1
Week of 11/25100.0*Serie C100.0*Average seed
Sao Caetano 1 Criciuma 0 +1.0
-0.2
ASA 1 Vitoria 2 No
+0.2
Guarani 2 Goias 0 No
+1.5
Icasa 0 Portuguesa 2 No
+0.1
Parana 1 Bragantino 0 +0.4
-0.3
ABC 3 Americana 1 -0.3
Gremio Barueri 2 Salgueiro 1 -0.2
Points
Chance Will Win Championship