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
Ponte Preta 2 Palmeiras 6 +3.4
-0.9
Atletico-MG 1 Coritiba 0 -1.6
+0.1
Sao Paulo 4 Figueirense 2 -0.9
+0.1
Parana 0 Flamengo 1 +0.6
-0.2
Vasco da Gama 4 Paysandu 0 -0.4
-0.2
Atletico-PR 2 Sao Caetano 2 -0.3
+0.1
Juventude 2 Goias 1 +0.3
-0.2
Fortaleza 5 Fluminense 1 +0.1
-0.2
Week of 11/27100.0*Serie B100.0*Average seed
Corinthians 3 Ponte Preta 1 +2.6
-0.6
Brasiliense 0 Figueirense 2 +2.1
-0.3
Atletico-MG 0 Vasco da Gama 0 -1.8
Sao Caetano 1 Coritiba 1 +0.1
+0.1
Fluminense 1 Juventude 2 -0.1
Flamengo 0 Goias 0 -0.1
Week of 12/4100.0*Serie B100.0*Average seed
Coritiba 1 Internacional 0 +25.6
-0.3
Ponte Preta 3 Brasiliense 1 No
+0.8
Cruzeiro 1 Sao Caetano 3 -0.4
Figueirense 3 Santos 1 -0.3
Points
Chance Will Win Championship