How are these numbers calculated?

Big Games

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

Week of 3/21100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Linense 1 Mogi Mirim 0 -5.8
-0.1
Botafogo-SP 0 Ituano 0 -4.4
-0.1
-0.0
Mogi Mirim 1 Portuguesa 1 +4.2
+0.0
Corinthians 2 Portuguesa 0 +4.1
+0.0
Sao Bernardo 0 Palmeiras 1 -0.0
Week of 3/28100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Sao Bernardo 1 Botafogo-SP 0 -22.0
-0.3
Portuguesa 0 Sao Bernardo 0 +7.8
-0.1
+0.1
Sao Paulo 3 Linense 0 +6.1
+0.1
Ituano 0 Portuguesa 0 +4.4
+0.1
Audax Osasco 0 XV de Piracicaba 1 +0.2
XV de Piracicaba 1 Ponte Preta 0 +0.1
Penapolense 3 Audax Osasco 0 +0.1
Week of 4/4100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Botafogo-SP 2 Sao Paulo 0 +13.9
No
+0.1
Linense 1 Sao Bernardo 4 +13.3
+0.1
+0.1
Portuguesa 0 Red Bull 2 +3.5
-0.3
+0.1
Rio Claro 2 Bragantino 1 +0.1
Marilia 1 Ituano 2 +0.0
Points
Chance Will Make Playoffs