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
Nautico 1 Londrina 2 +6.1
+0.5
Figueirense 1 America-MG 2 No
Internacional 1 Vila Nova 1 +0.2
+0.0
Goias 0 Ceara 0 +0.1
Week of 11/17100.0*Chance wins title100.0*Serie A100.0*Average seed
CRB 0 Parana 1 -14.7
-0.2
Londrina 0 America-MG 0 -12.8
-0.3
ABC 2 Oeste 0 +4.1
+0.2
Criciuma 1 Ceara 1 +0.1
Nautico 1 Vila Nova 2 -0.1
Week of 11/24100.0*Chance wins title100.0*Serie A100.0*Average seed
Vila Nova 0 Londrina 1 +0.6
Oeste 1 Goias 1 +0.2
Points
Chance Will Win Championship