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*Chance in playoffs100.0*Average seed
Botafogo-SP 1 Sao Paulo 3 -4.1
-0.8
Penapolense 3 Guarani 0 -1.4
-0.1
Ponte Preta 1 Palmeiras 2 -0.6
-0.1
Linense 3 Oeste 1 -0.5
Corinthians 2 Sao Bernardo 0 -0.3
-0.2
Mogi Mirim 2 Paulista 0 -0.2
Week of 4/13100.0*Chance in playoffs100.0*Average seed
Botafogo-SP 1 Bragantino 0 In
+0.8
Linense 2 Corinthians 1 -5.0
-0.0
Penapolense 1 Sao Caetano 1 -0.2
+0.0
Palmeiras 4 Guarani 1 -0.1
Week of 4/21100.0*Chance in playoffs100.0*Average seed
XV Piracicaba 4 Botafogo-SP 1 -0.7
Corinthians 2 A. Sorocaba 0 -0.3
Ituano 2 Palmeiras 1 +0.2
Santos 2 Penapolense 1 +0.1
Points
Chance Will Make Playoffs