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
Sao Bento 1 Corinthians 1 -6.9
*No
-0.2
Botafogo 2 Bragantino 1 +6.6
+0.1
Bragantino 0 Sao Paulo 2 +6.4
+0.1
Week of 3/10100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Bragantino 0 Ituano 3 +2.6
+0.0
Ferroviaria 2 Sao Caetano 0 -1.1
-0.2
Corinthians 0 Santos 0 +0.4
-0.0
Week of 3/16100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Corinthians 1 Oeste 0 In
+0.3
Ituano 0 Corinthians 1 +0.3
Novorizontino 1 Ferroviaria 1 +0.3

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Make Playoffs