How are these numbers calculated?

Big Games

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

Week of 4/6100.0*Chance in playoffs100.0*Average seed
America 2 Argentinos Juniors 1 -25.4
-0.7
Nacional 2 Fluminense 0 +2.3
+0.0
Week of 4/13None
Week of 4/20100.0*Chance in playoffs100.0*Average seed
Argentinos Juniors 2 Fluminense 4 Out
-1.4
Nacional 0 America 0 -0.6
+0.2
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 4/6100.0*Lottery seed
America 2 Argentinos Juniors 1 +4.9
Nacional 2 Fluminense 0 -0.3
Colo-Colo 2 Deportivo Tachira 1 +0.1
Gremio 2 Junior 0 +0.1
Penarol 0 Independiente 1 +0.1
Deportivo Tachira 0 Cerro Porteno 2 +0.1
Union Espanola 1 Caracas 2 +0.1
Universidad Catolica 0 Velez Sarsfield 0 +0.1
Santos 3 Colo-Colo 2 -0.1
Jorge Wilstermann 0 Emelec 0 -0.1
Week of 4/13100.0*Lottery seed
Jorge Wilstermann 2 Jaguares 1 -0.2
Oriente Petrolero 3 Gremio 0 -0.2
Cerro Porteno 1 Santos 2 +0.2
Guarani 0 Tolima 2 +0.1
Universidad Catolica 2 Union Espanola 1 +0.1
Estudiantes 0 Cruzeiro 3 -0.1
Caracas 0 Velez Sarsfield 3 +0.1
Libertad 2 San Luis 0 -0.1
Universidad San Martin 0 Once Caldas 2 -0.1
Internacional 2 Emelec 0 -0.0
Junior 1 Leon de Huanuco 1 -0.0
Week of 4/20100.0*Lottery seed
Argentinos Juniors 2 Fluminense 4 +8.2
Nacional 0 America 0 -0.8
Santos 3 Deportivo Tachira 1 +0.1
Colo-Colo 2 Cerro Porteno 3 +0.1