How are these numbers calculated?

Big Games

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

Wednesday100.0*Chance in playoffs100.0*Average seed
Coritiba 1 Figueirense 2 +4.4
+0.2
Internacional 0 Cruzeiro 1 -2.1
-0.3
Vasco da Gama 2 Ponte Preta 0 +1.1
+0.1
Atletico-MG 6 Gama 4 -1.1
-0.1
Thursday100.0*Chance in playoffs100.0*Average seed
Fluminense 2 Portuguesa 0 +11.7
+1.2
Sao Paulo 3 Vitoria 2 +1.7
+0.1
Parana 1 Gremio 1 -0.4
-0.0
Sunday100.0*Chance in playoffs100.0*Average seed
Ponte Preta 2 Fluminense 3 In
+2.7
Cruzeiro 2 Goias 0 -4.3
-0.2
Gama 4 Coritiba 0 +4.0
+0.4
Gremio 1 Atletico-MG 0 -3.6
-0.2
Vitoria 4 Palmeiras 3 -0.2
Sao Caetano 3 Santos 2 +0.0
Points
Chance Will Make Playoffs