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
Gama 0 Ipatinga 2 +1.7
+9.8
+0.6
Avai 1 Coritiba 0 +0.9
Portuguesa 6 Barueri 2 -0.1
-0.7
-0.1
Paulista 3 Vitoria 0 +0.1
+0.7
+0.1
Remo 3 Fortaleza 2 +3.8
+0.1
CRB 2 Criciuma 0 +1.9
+0.0
Ceara 1 Brasiliense 3 +0.7
Marilia 4 Santo Andre 2 -0.4
Santa Cruz 1 Ponte Preta 1 +0.1
Week of 11/13100.0*Chance wins title100.0*Serie A100.0*Average seed
Ipatinga 1 Sao Caetano 0 +9.7
+0.3
Coritiba 2 Marilia 3 +7.7
+0.1
Ipatinga 3 Marilia 2 +4.4
Yes
+0.3
Coritiba 2 Portuguesa 0 -3.8
+0.1
Vitoria 4 CRB 1 -0.1
-0.1
Fortaleza 0 Sao Caetano 1 +0.2
Criciuma 1 Paulista 2 +0.2
Vitoria 1 Remo 1 +0.1
Brasiliense 1 Portuguesa 1 +0.0
Week of 11/24100.0*Chance wins title100.0*Serie A100.0*Average seed
Paulista 2 Ipatinga 5 +39.3
+0.4
Santa Cruz 2 Coritiba 3 No
-0.2
Points
Chance Will Win Championship