How are these numbers calculated?

Big Games

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

Week of 3/8100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Audax Osasco 2 Penapolense 0 +11.2
No
+0.5
Ituano 1 Atletico Sorocaba 1 +2.3
+0.1
Corinthians 2 Sao Paulo 3 +2.3
+0.1
XV de Piracicaba 2 Linense 0 -0.1
No
-0.1
Botafogo-SP 1 Comercial RP 0 -0.1
Week of 3/15100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Sao Paulo 0 Ituano 1 -13.3
-0.2
Comercial RP 0 Audax Osasco 3 +12.6
+0.5
Penapolense 0 Corinthians 0 +4.6
+0.1
Atletico Sorocaba 1 XV de Piracicaba 1 +0.3
+0.1
Week of 3/23100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Audax Osasco 0 Linense 1 Out
-0.5
Ituano 1 Penapolense 0 Out
-0.2
Corinthians 3 Atletico Sorocaba 0 -0.2
Points
Chance Will Make Playoffs

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 3/8100.0*Lottery seed
Audax Osasco 2 Penapolense 0 -1.8
XV de Piracicaba 2 Linense 0 +0.1
Sao Bernardo 1 Mogi Mirim 1 -0.1
Ponte Preta 2 Rio Claro 1 -0.1
Ituano 1 Atletico Sorocaba 1 -0.1
Botafogo-SP 1 Comercial RP 0 -0.0
Week of 3/15100.0*Lottery seed
Comercial RP 0 Audax Osasco 3 -1.7
Penapolense 0 Corinthians 0 -0.2
Sao Paulo 0 Ituano 1 +0.1
Oeste 1 Portuguesa 0 -0.1
Atletico Sorocaba 1 XV de Piracicaba 1 -0.1
Palmeiras 3 Ponte Preta 2 -0.0
Rio Claro 3 Santos 3 +0.0
Bragantino 2 Sao Bernardo 1 -0.0
Week of 3/23100.0*Lottery seed
Audax Osasco 0 Linense 1 +2.5
Botafogo-SP 0 Sao Paulo 2 +0.3
Ponte Preta 0 Mogi Mirim 4 -0.3
Ituano 1 Penapolense 0 +0.2
Corinthians 3 Atletico Sorocaba 0 +0.2
Paulista 1 Bragantino 1 -0.1
Sao Bernardo 5 Oeste 2 +0.1
Portuguesa 4 Rio Claro 3 -0.1