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*Chance wins title100.0*Serie A100.0*Average seed
Avai 1 Coritiba 0 +1.1
Paulista 3 Vitoria 0 -1.1
-5.4
-0.4
Portuguesa 6 Barueri 2 -0.1
-0.2
-0.1
Gama 0 Ipatinga 2 -0.9
-0.2
Remo 3 Fortaleza 2 +2.4
+0.0
CRB 2 Criciuma 0 +1.1
+0.0
Ceara 1 Brasiliense 3 +0.7
Marilia 4 Santo Andre 2 -0.2
Week of 11/13100.0*Chance wins title100.0*Serie A100.0*Average seed
Coritiba 2 Portuguesa 0 No
+0.1
Vitoria 4 CRB 1 +0.2
+6.1
+0.3
Ipatinga 3 Marilia 2 +1.3
-0.1
Fortaleza 0 Sao Caetano 1 +2.0
Criciuma 1 Paulista 2 +1.2
Brasiliense 3 Santa Cruz 0 -0.3
Barueri 2 Ceara 1 +0.1
Vitoria 1 Remo 1 -0.3
Ipatinga 1 Sao Caetano 0 -0.1
Week of 11/24100.0*Chance wins title100.0*Serie A100.0*Average seed
Gama 1 Vitoria 0 -0.2
Portuguesa 3 Criciuma 1 -0.2
Points
Chance Will Win Championship