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 4/7100.0*Lottery seed
Palestino 4 Zamora 0 -2.5
Wanderers 0 Boca Juniors 3 -0.4
Estudiantes 0 Atletico Nacional 1 +0.3
Guarani 2 Racing 0 +0.2
Deportivo Tachira 0 Sporting Cristal 0 -0.2
Atletico-MG 2 Santa Fe 0 +0.2
Atlas 1 Colo-Colo 3 -0.1
Tigres 2 River Plate 2 +0.0
Huracan 1 Universitario de Sucre 1 +0.0
Week of 4/14100.0*Lottery seed
Huracan 3 Cruzeiro 1 +0.3
The Strongest 1 Emelec 0 +0.2
Colo-Colo 0 Santa Fe 3 +0.2
Atlas 1 Atletico-MG 0 -0.2
Juan Aurich 4 Tigres 5 -0.1
Danubio 1 Sao Paulo 2 +0.1
Universitario de Sucre 2 Mineros de Guayana 0 +0.1
Sporting Cristal 1 Guarani 1 -0.1
River Plate 3 San Jose 0 +0.0
Week of 4/21100.0*Lottery seed
San Lorenzo 0 Danubio 1 -0.9
Atletico-MG 2 Colo-Colo 0 +0.7
Mineros de Guayana 3 Huracan 0 -0.4
Santa Fe 3 Atlas 1 -0.1
Emelec 2 Universidad de Chile 0 +0.1
Points
Chance Will Make Playoffs