How are these numbers calculated?

Big Games

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

Week of 2/21100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Ituano 1 Red Bull 0 +18.9
-2.3
+0.3
Ituano 2 Sao Paulo 1 +17.4
-7.8
+0.3
Bragantino 2 Novorizontino 1 -16.3
+0.3
-0.2
Botafogo 1 Linense 1 +0.2
Mirassol 1 Ponte Preta 0 +0.8
Santos 2 Santo Andre 0 -0.3
Week of 3/3100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Sao Bento 0 Ituano 1 +23.3
No
+0.3
Ponte Preta 0 Bragantino 1 -21.3
-0.2
Novorizontino 3 Ituano 2 -20.0
-0.3
Week of 3/7100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Bragantino 1 Sao Caetano 1 +26.8
+0.3
Ituano 0 Palmeiras 3 -20.9
-0.2
Ferroviaria 0 Bragantino 0 +17.2
+0.2
Corinthians 1 Mirassol 0 -2.6
-0.1
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 2/21100.0*Lottery seed
Ituano 1 Red Bull 0 -1.9
Ituano 2 Sao Paulo 1 -1.8
Botafogo 1 Linense 1 -0.1
Sao Paulo 0 Ferroviaria 0 -0.1
Mirassol 1 Ponte Preta 0 -0.1
Bragantino 2 Novorizontino 1 +0.0
Santos 2 Santo Andre 0 -0.0
Week of 3/3100.0*Lottery seed
Sao Bento 0 Ituano 1 -2.3
Novorizontino 3 Ituano 2 +1.8
Palmeiras 0 Sao Caetano 1 +0.2
Santo Andre 0 Botafogo 1 +0.2
Red Bull 0 Sao Bento 0 -0.1
Ponte Preta 0 Bragantino 1 +0.1
Week of 3/7100.0*Lottery seed
Ituano 0 Palmeiras 3 +1.1
Bragantino 1 Sao Caetano 1 -0.4
Sao Paulo 3 Red Bull 1 +0.3
Novorizontino 2 Santos 1 +0.3
Sao Caetano 0 Botafogo 0 -0.3
Santo Andre 2 Novorizontino 3 +0.2
Ferroviaria 0 Bragantino 0 -0.2
Botafogo 0 Corinthians 2 -0.2
Palmeiras 2 Sao Paulo 0 -0.2
Red Bull 0 Ponte Preta 0 -0.1
Santos 1 Sao Bento 3 +0.1
Corinthians 1 Mirassol 0 +0.1