How are these numbers calculated?

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 4/4100.0*Lottery seed
Cerro Porteno 1 Rosario Central 3 -4.4
The Strongest 1 Goias 0 +0.2
Paulista 2 River Plate 1 +0.2
LDU 4 Universitario 0 -0.2
Atletico Nacional 1 Palmeiras 2 +0.1
Week of 4/11100.0*Lottery seed
Rosario Central 1 Atletico Nacional 2 +5.0
Palmeiras 2 Cerro Porteno 3 +0.5
Libertad 1 Paulista 0 -0.2
Rocha 0 Velez Sarsfield 5 -0.2
El Nacional 2 River Plate 0 +0.1
Cienciano 0 Sao Paulo 2 -0.1
Union Espanola 1 Newell's Old Boys 1 -0.1
Estudiantes 2 Bolivar 1 +0.1
Santa Fe 2 Sporting Cristal 1 +0.1
Deportivo Cali 2 Tigres UANL 2 -0.0
Caracas 0 Chivas Guadalajara 0 +0.0
Week of 4/19100.0*Lottery seed
Paulista 0 El Nacional 0 +0.7
Sao Paulo 2 Caracas 0 -0.4
Newell's Old Boys 2 The Strongest 0 +0.3
Chivas Guadalajara 0 Cienciano 0 -0.3
Points
Chance Will Make Playoffs