How are these numbers calculated?

Big Games

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

Week of 5/15100.0*Chance in playoffs100.0*Average seed
Colo-Colo 2 Bolivar 0 -27.3
-0.5
Delfin 1 Atletico Nacional 0 -12.2
-0.1
Week of 5/22100.0*Chance in playoffs100.0*Average seed
Bolivar 2 Delfin 1 +45.1
+1.1
Atletico Nacional 0 Colo-Colo 0 -12.8
-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 5/15100.0*Lottery seed
Colo-Colo 2 Bolivar 0 +3.8
Delfin 1 Atletico Nacional 0 +0.4
Boca Juniors 5 Alianza Lima 0 +0.1
Deportivo Lara 2 Corinthians 7 -0.1
Palmeiras 3 Junior Barranquilla 1 -0.0
Flamengo 2 Emelec 0 -0.0
Week of 5/22100.0*Lottery seed
Bolivar 2 Delfin 1 -5.1
Atletico Nacional 0 Colo-Colo 0 +0.4
Emelec 0 Santa Fe 3 +0.3
Corinthians 0 Millonarios 1 +0.2
Universidad de Chile 0 Vasco da Gama 2 -0.2
Santos 0 Real Garcilaso 0 +0.2
Estudiantes 3 Nacional 1 +0.2
Gremio 1 Defensor Sporting 0 -0.1
Independiente 2 Deportivo Lara 0 -0.1
Cerro Porteno 3 Monagas 2 -0.1