How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/9100.0*Average seed
ASA 2 Atletico-PR 3 -0.7
Parana 2 Ipatinga 0 -0.2
Sao Caetano 4 Boa Esporte 2 +0.2
Ceara 1 CRB 2 +0.1
Avai 1 Guarani 0 +0.1
America-MG 3 ABC 3 +0.1
Week of 11/17100.0*Average seed
Boa Esporte 0 ABC 0 +0.2
CRB 2 Guarani 1 +0.2
Ceara 1 Bragantino 2 +0.1
Week of 11/23100.0*Average seed
ASA 2 CRB 4 -0.8
Bragantino 3 Boa Esporte 0 +0.3
Vitoria 1 Ceara 1 +0.1
ABC 2 America-RN 2 -0.0
Points
Chance Will Win Championship