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 +1.8
+13.0
+0.6
Avai 1 Coritiba 0 +1.0
Portuguesa 6 Barueri 2 -0.2
-0.8
-0.2
Paulista 3 Vitoria 0 +0.1
+1.5
+0.1
Remo 3 Fortaleza 2 +3.6
+0.1
CRB 2 Criciuma 0 +2.3
+0.1
Marilia 4 Santo Andre 2 -1.2
Ceara 1 Brasiliense 3 +1.0
Sao Caetano 2 Ituano 2 +0.1
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 +14.7
+0.4
Ipatinga 3 Marilia 2 +7.4
Yes
+0.5
Coritiba 2 Portuguesa 0 -4.2
+0.1
+0.1
Coritiba 2 Marilia 3 +4.0
Vitoria 4 CRB 1 -0.1
-0.7
-0.2
Fortaleza 0 Sao Caetano 1 +0.5
Criciuma 1 Paulista 2 +0.4
Brasiliense 1 Portuguesa 1 +0.1
Vitoria 1 Remo 1 +0.1
Week of 11/24100.0*Chance wins title100.0*Serie A100.0*Average seed
Paulista 2 Ipatinga 5 +40.7
+0.4
Santa Cruz 2 Coritiba 3 No
-0.2
Points
Chance Will Win Championship