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 A100.0*Serie C100.0*Average seed
Vitoria 3 Criciuma 1 No
+0.1
Bragantino 4 Goias 0 No
+0.1
Gremio Barueri 1 ABC 3 No
+1.3
-1.3
Ponte Preta 1 Boa Esporte 2 -0.1
ASA 2 Duque de Caxias 0 +1.0
-0.1
Icasa 1 Salgueiro 0 +0.5
-0.1
Parana 3 Guarani 0 +0.1
-0.0
Sao Caetano 0 Nautico 0 -0.1
+0.0
Week of 11/19100.0*Serie A100.0*Serie C100.0*Average seed
Criciuma 1 Gremio Barueri 2 -4.4
+1.6
Vitoria 1 Sao Caetano 2 +3.2
-0.2
Bragantino 0 ASA 1 +2.9
-0.2
Salgueiro 1 Guarani 4 +1.2
-0.2
Goias 0 Icasa 0 -0.8
+0.1
Ponte Preta 4 ABC 1 +0.2
Sport Recife 3 Parana 0 +0.2
Week of 11/25100.0*Serie A100.0*Serie C100.0*Average seed
Gremio Barueri 2 Salgueiro 1 +1.8
Guarani 2 Goias 0 +0.6
Sao Caetano 1 Criciuma 0 +0.4
Points
Chance Will Win Championship