How are these numbers calculated?

Big Games

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

Week of 3/31100.0*Serie A2100.0*Average seed
Linense 1 Botafogo-SP 3 -12.7
+0.8
XV Piracicaba 2 Comercial RP 1 +2.5
-0.0
Guaratingueta 2 Ponte Preta 1 +2.2
-0.2
Catanduvense 1 Guarani 2 -1.0
+0.1
Portuguesa 0 Santos 2 -0.1
Week of 4/7100.0*Serie A2100.0*Average seed
Catanduvense 2 Botafogo-SP 4 -25.0
+1.2
XV Piracicaba 2 Ponte Preta 1 +10.7
-0.2
Comercial RP 2 Guaratingueta 1 -6.3
+0.2
Portuguesa 2 Linense 2 +0.9
Sao Caetano 2 Santos 1 +0.1
Week of 4/15100.0*Serie A2100.0*Average seed
Botafogo-SP 2 Guarani 1 -76.4
+1.5
Mirassol 4 Portuguesa 2 -1.0
+0.1
Paulista 2 Bragantino 0 +0.1
Guaratingueta 2 Sao Caetano 2 -0.1
+0.2
Mogi Mirim 2 XV Piracicaba 2 -0.1
+0.0
Points
Chance Will Make Playoffs