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 +31.3
+0.8
Nacional 2 Fluminense 0 -1.4
+0.0
Week of 4/13None
Week of 4/20100.0*Chance in playoffs100.0*Average seed
Argentinos Juniors 2 Fluminense 4 In
+0.2
Nacional 0 America 0 In
+0.2
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 4/6100.0*Lottery seed
America 2 Argentinos Juniors 1 -5.9
Universidad Catolica 0 Velez Sarsfield 0 -0.2
Colo-Colo 2 Deportivo Tachira 1 +0.2
Penarol 0 Independiente 1 -0.2
Nacional 2 Fluminense 0 +0.1
Jaguares 1 Internacional 0 +0.1
Jorge Wilstermann 0 Emelec 0 -0.1
LDU de Quito 2 Godoy Cruz 0 +0.1
Week of 4/13100.0*Lottery seed
Libertad 2 San Luis 0 +0.2
Universidad Catolica 2 Union Espanola 1 +0.2
Jorge Wilstermann 2 Jaguares 1 -0.1
Cerro Porteno 1 Santos 2 -0.1
Junior 1 Leon de Huanuco 1 +0.1
Universidad San Martin 0 Once Caldas 2 -0.1
Oriente Petrolero 3 Gremio 0 -0.1
Internacional 2 Emelec 0 +0.1
Estudiantes 0 Cruzeiro 3 -0.1
Week of 4/20100.0*Lottery seed
Argentinos Juniors 2 Fluminense 4 -0.9
Nacional 0 America 0 -0.8
Santos 3 Deportivo Tachira 1 +0.1
Colo-Colo 2 Cerro Porteno 3 -0.0