How are these numbers calculated?

Big Games

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

Wednesday100.0*Serie B100.0*Average seed
Bahia 0 Corinthians 0 +10.0
-0.5
Internacional 0 Cruzeiro 1 -5.0
+0.3
Palmeiras 1 Flamengo 1 -2.4
+0.1
Coritiba 1 Figueirense 2 +1.8
-0.2
Juventude 0 Paysandu 0 +0.5
-0.1
Atletico-MG 6 Gama 4 -0.3
+0.0
Vasco da Gama 2 Ponte Preta 0 -0.1
Thursday100.0*Serie B100.0*Average seed
Guarani 2 Botafogo 0 -5.1
+0.1
Parana 1 Gremio 1 +3.9
-0.1
Fluminense 2 Portuguesa 0 -3.1
+0.1
Sunday100.0*Serie B100.0*Average seed
Portuguesa 2 Bahia 4 No
+2.0
Paysandu 0 Internacional 2 +19.0
-0.5
Vitoria 4 Palmeiras 3 -14.5
+0.3
Botafogo 0 Sao Paulo 1 -5.8
+0.1
Figueirense 2 Parana 2 +0.6
-0.1
Points
Chance Will Make Playoffs