How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Thursday100.0*Chance in playoffs100.0*Average seed
Sao Paulo 3 Vitoria 2 +1.4
+0.1
Parana 1 Gremio 1 -1.4
-0.0
Fluminense 2 Portuguesa 0 -0.1
-0.1
Sunday100.0*Chance in playoffs100.0*Average seed
Cruzeiro 2 Goias 0 Out
-0.1
Ponte Preta 2 Fluminense 3 Out
-1.9
Gama 4 Coritiba 0 +4.0
+0.3
Vitoria 4 Palmeiras 3 -1.7
-0.2
Corinthians 1 Vasco da Gama 1 +0.1
Flamengo 2 Guarani 2 +0.1
Points
Chance Will Make Playoffs