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*Chance wins title100.0*Serie A100.0*Average seed
Figueirense 1 America-MG 2 No
-0.1
Internacional 1 Vila Nova 1 +0.0
+0.6
+0.0
Goias 0 Ceara 0 -0.2
Nautico 1 Londrina 2 -1.4
-0.1
Week of 11/17100.0*Chance wins title100.0*Serie A100.0*Average seed
ABC 2 Oeste 0 -12.7
-0.6
CRB 0 Parana 1 -8.4
-0.1
Londrina 0 America-MG 0 +1.8
+0.1
Criciuma 1 Ceara 1 -0.8
Nautico 1 Vila Nova 2 -0.6
-0.2
Week of 11/24100.0*Chance wins title100.0*Serie A100.0*Average seed
Oeste 1 Goias 1 -0.2
Vila Nova 0 Londrina 1 +0.1
Points
Chance Will Win Championship