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 4/14100.0*Lottery seed
Independiente Medellin 2 Sao Paulo 1 +0.2
America de Cali 0 Defensor Sporting 0 -0.2
Palmeiras 1 Sport Recife 1 -0.1
Deportivo Quito 3 Universitario de Sucre 1 +0.1
Deportivo Tachira 2 Guarani 1 +0.0
Boyaca Chico 2 Aurora 1 +0.0
Week of 4/21100.0*Lottery seed
Palmeiras 2 LDU 0 +1.7
Sao Paulo 2 America de Cali 1 -0.2
Sport Recife 2 Colo-Colo 1 +0.1
Defensor Sporting 4 Independiente Medellin 3 +0.1
Nacional-PAR 4 River Plate 2 +0.1
Universitario de Sucre 0 Estudiantes 0 -0.1
Universidad San Martin 1 Nacional 1 +0.0
Week of 4/28100.0*Lottery seed
LDU 2 Sport Recife 3 +1.0
San Lorenzo 2 Universitario 0 +0.4
Lanus 1 Caracas 1 +0.3
Libertad 0 San Luis 2 +0.2
River Plate 3 Universidad San Martin 0 +0.2
Everton 1 Chivas Guadalajara 1 +0.1
Nacional 3 Nacional-PAR 1 -0.1
Points
Chance Will Make Playoffs