How are these numbers calculated?

Big Games

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

Week of 4/6100.0*Average seed
Mogi Mirim 2 Paulista 0 +0.6
Corinthians 2 Sao Bernardo 0 -0.1
U. Barbarense 1 Sao Paulo 2 -0.0
Week of 4/13100.0*Average seed
Sao Bernardo 1 Mogi Mirim 2 +0.6
Linense 2 Corinthians 1 +0.2
Ponte Preta 2 Mirassol 0 -0.2
U. Barbarense 0 Santos 4 -0.1
Palmeiras 4 Guarani 1 -0.1
Week of 4/21100.0*Average seed
Mogi Mirim 1 Sao Paulo 0 +0.8
Santos 2 Penapolense 1 -0.2
Ituano 2 Palmeiras 1 +0.2
Bragantino 0 Ponte Preta 0 +0.2
Points
Chance Will Make Playoffs