How are these numbers calculated?

Big Games

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

Week of 3/2100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Oeste 1 Red Bull 2 -13.4
-0.2
Ituano 2 Guarani 1 -12.4
-0.2
Bragantino 0 Sao Paulo 2 -8.1
-0.2
Santos 3 Oeste 2 -7.5
-0.2
Botafogo 2 Bragantino 1 -0.1
Week of 3/10100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Bragantino 0 Ituano 3 -7.2
-0.1
Ferroviaria 2 Sao Caetano 0 No
Week of 3/16100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Corinthians 1 Oeste 0 -23.0
-0.3
Oeste 1 Mirassol 1 Out
-0.2
Sao Paulo 0 Palmeiras 1 +12.2
+0.1
Sao Caetano 1 Sao Paulo 1 +2.8
+0.0
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 3/2100.0*Lottery seed
Oeste 1 Red Bull 2 +1.1
Santos 3 Oeste 2 +0.8
Bragantino 0 Sao Paulo 2 +0.5
Ituano 2 Guarani 1 +0.5
Botafogo 2 Bragantino 1 -0.1
Sao Bento 1 Corinthians 1 -0.1
Week of 3/10100.0*Lottery seed
Bragantino 0 Ituano 3 +0.3
Novorizontino 2 Sao Caetano 1 +0.1
Santos 0 Novorizontino 1 +0.1
Sao Bento 1 Ponte Preta 2 +0.0
Week of 3/16100.0*Lottery seed
Corinthians 1 Oeste 0 +1.3
Oeste 1 Mirassol 1 +0.5
Sao Paulo 0 Palmeiras 1 -0.4
Sao Bento 1 Bragantino 0 -0.1
Guarani 1 Red Bull 2 -0.1
Ponte Preta 3 Guarani 0 -0.1
Sao Caetano 1 Sao Paulo 1 -0.1
Mirassol 1 Botafogo 1 +0.0