How are these numbers calculated?

Big Games

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

Week of 3/10100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Sao Bento 0 Linense 1 -0.3
-0.1
Novorizontino 2 Ferroviaria 0 +0.1
Week of 3/18100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Sao Paulo 1 Ituano 1 -1.9
No
-0.1
Corinthians 1 Red Bull 1 +1.4
+0.0
Ferroviaria 1 Corinthians 0 -0.2
Week of 3/25100.0*Chance in playoffs100.0*Serie A2100.0*Average seed
Red Bull 0 Botafogo 2 In
+0.1
Linense 1 Sao Bernardo 0 -2.5
-0.2
Sao Paulo 1 Corinthians 1 +0.4
-0.1
Sao Bernardo 0 Sao Paulo 1 +0.3
Corinthians 3 Linense 1 +0.2
Points
Chance Will Make Playoffs