How are these numbers calculated?

Big Games

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

Week of 10/25100.0*Chance in playoffs100.0*Serie B100.0*Average seed
Flamengo 1 Vitoria 0 +0.4
+0.0
Sao Paulo 7 Uniao Sao Joao 1 +0.2
-0.5
+1.6
Vitoria 1 Cruzeiro 1 +0.0
Guarani 0 Juventude 0 -0.1
Atletico-MG 3 America-RN 2 +0.0
Sport Recife 2 Bragantino 1 -0.1
-0.1
Botafogo 0 Parana 0 +0.1
Coritiba 0 Atletico-PR 2 +0.4
+0.1
Santos 3 Bahia 1 -0.1
+0.1
Palmeiras 5 Gremio 1 +0.1
Portuguesa 1 Goias 2 +0.2
-0.2
Criciuma 3 Vasco da Gama 4 -0.1
+0.1
Fluminense 2 Criciuma 0 *No
+0.1
Week of 11/1100.0*Chance in playoffs100.0*Serie B100.0*Average seed
Vitoria 2 Santos 0 Out
-0.1
Corinthians 0 Sport Recife 1 -0.3
-0.2
Cruzeiro 2 Botafogo 3 -0.2
-0.1
America-RN 1 Sao Paulo 3 +2.0
Gremio 1 Guarani 4 +0.2
Parana 1 Atletico-MG 0 -0.2
Santos 2 America-RN 0 +0.2
Juventude 2 Bragantino 1 -0.1
Atletico-PR 2 Internacional 1 -0.1
Flamengo 1 Coritiba 0 +0.1
Palmeiras 3 Goias 3 +0.1
Bragantino 1 Uniao Sao Joao 0 -0.0
Vasco da Gama 3 Bahia 1 +0.0
Week of 11/8100.0*Chance in playoffs100.0*Serie B100.0*Average seed
Coritiba 2 America-RN 0 +0.1
Sport Recife 1 Palmeiras 1 +0.0

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Make Playoffs