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
Sao Paulo 4 Figueirense 2 +13.1
-1.2
Atletico-MG 1 Coritiba 0 -7.6
+0.2
Parana 0 Flamengo 1 +2.1
-0.2
Vasco da Gama 4 Paysandu 0 -0.9
-0.1
Ponte Preta 2 Palmeiras 6 -0.8
+0.1
Atletico-PR 2 Sao Caetano 2 +0.7
+0.0
Juventude 2 Goias 1 +0.3
-0.2
Fortaleza 5 Fluminense 1 +0.3
-0.1
Brasiliense 1 Santos 0 +0.1
Week of 11/27100.0*Serie B100.0*Average seed
Brasiliense 0 Figueirense 2 -22.6
+1.0
Sao Caetano 1 Coritiba 1 -5.7
+0.2
Atletico-MG 0 Vasco da Gama 0 -1.4
+0.0
Corinthians 3 Ponte Preta 1 -0.4
+0.1
Atletico-PR 3 Paysandu 2 -0.3
Week of 12/4100.0*Serie B100.0*Average seed
Figueirense 3 Santos 1 +1.3
Ponte Preta 3 Brasiliense 1 -0.4
Cruzeiro 1 Sao Caetano 3 -0.4
Paysandu 1 Flamengo 4 -0.2
Vasco da Gama 3 Parana 1 -0.1
Points
Chance Will Win Championship