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
Nautico 1 Londrina 2 +2.7
+0.4
Internacional 1 Vila Nova 1 +0.1
+0.0
Goias 0 Ceara 0 +0.2
Week of 11/17100.0*Chance wins title100.0*Serie A100.0*Average seed
CRB 0 Parana 1 -9.5
-0.1
Londrina 0 America-MG 0 -9.0
-0.2
ABC 2 Oeste 0 +4.5
+0.3
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 +0.7
Oeste 1 Goias 1 +0.3
Points
Chance Will Win Championship