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
Vasco da Gama 4 Paysandu 0 +5.3
-0.5
Atletico-MG 1 Coritiba 0 -1.1
-0.1
Sao Paulo 4 Figueirense 2 -1.0
Parana 0 Flamengo 1 +0.6
Ponte Preta 2 Palmeiras 6 -0.3
Atletico-PR 2 Sao Caetano 2 +0.3
Fortaleza 5 Fluminense 1 +0.1
Brasiliense 1 Santos 0 -0.2
Week of 11/27100.0*Serie B100.0*Average seed
Atletico-PR 3 Paysandu 2 Yes
-0.4
Brasiliense 0 Figueirense 2 Yes
+0.2
Sao Caetano 1 Coritiba 1 -0.3
Atletico-MG 0 Vasco da Gama 0 -0.1
+0.0
Week of 12/4100.0*Serie B100.0*Average seed
Paysandu 1 Flamengo 4 -0.4
Ponte Preta 3 Brasiliense 1 +0.3
Juventude 1 Atletico-MG 3 -0.1
Points
Chance Will Win Championship