How are these numbers calculated?

Big Games

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

Week of 3/25100.0*Chance in playoffs100.0*Average seed
Zamora 2 Nacional-PAR 0 +28.1
+0.7
Week of 4/1100.0*Chance in playoffs100.0*Average seed
Santa Fe 1 Atletico-MG 1 -3.2
+0.2
Week of 4/8100.0*Chance in playoffs100.0*Average seed
Atletico-MG 1 Zamora 0 -36.0
-0.7
Nacional-PAR 3 Santa Fe 2 -5.9
-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 3/25100.0*Lottery seed
Zamora 2 Nacional-PAR 0 -5.2
Independiente del Valle 1 San Lorenzo 1 -0.1
Universitario 3 The Strongest 3 -0.1
Deportivo Cali 1 O'Higgins 1 -0.1
Leon 0 Bolivar 1 +0.1
Nacional 2 Newell's Old Boys 4 +0.1
Lanus 2 Cerro Porteno 0 +0.1
Santos Laguna 4 Penarol 1 -0.1
Deportivo Anzoategui 1 Arsenal 3 +0.0
Week of 4/1100.0*Lottery seed
Santa Fe 1 Atletico-MG 1 -1.0
Universidad de Chile 0 Cruzeiro 2 +0.1
Atletico Nacional 0 Gremio 2 -0.1
Botafogo 0 Union Espanola 1 +0.0
Week of 4/8100.0*Lottery seed
Atletico-MG 1 Zamora 0 +6.6
Nacional-PAR 3 Santa Fe 2 +0.4
Newell's Old Boys 1 Atletico Nacional 3 +0.2
The Strongest 2 Atletico-PR 1 +0.2
Union Espanola 4 Independiente del Valle 5 +0.1
Penarol 1 Deportivo Anzoategui 1 -0.1
O'Higgins 0 Lanus 0 +0.1
San Lorenzo 3 Botafogo 0 +0.1
Flamengo 2 Leon 3 -0.0
Cruzeiro 3 Real Garcilaso 0 +0.0
Bolivar 2 Emelec 1 -0.0