How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Serie B100.0*Average seed
Atletico-GO 0 Flamengo 0 -0.2
-0.1
Cruzeiro 1 Atletico-PR 1 -0.1
+0.1
Gremio 1 Ceara 3 +0.1
+0.1
Corinthians 2 Atletico-MG 1 -0.1
+0.1
Bahia 0 Palmeiras 2 -0.1
-0.1
Week of 11/27100.0*Serie B100.0*Average seed
Atletico-MG 4 Botafogo 0 -0.3
America-MG 2 Atletico-PR 1 No
Ceara 2 Cruzeiro 2 No
+0.1
Gremio 2 Atletico-GO 2 No
-0.2
Santos 1 Bahia 1 +0.1
Palmeiras 1 Sao Paulo 0 -0.3
Week of 12/4100.0*Serie B100.0*Average seed
Atletico-GO 5 America-MG 1 +0.4
Cruzeiro 6 Atletico-MG 1 +0.3
Bahia 2 Ceara 1 -0.2
Points
Chance Will Win Championship