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 -3.7
America de Cali 0 Defensor Sporting 0 +0.2
Deportivo Tachira 2 Guarani 1 +0.1
Boyaca Chico 2 Aurora 1 +0.0
Deportivo Quito 3 Universitario de Sucre 1 +0.0
Palmeiras 1 Sport Recife 1 -0.0
Week of 4/21100.0*Lottery seed
Defensor Sporting 4 Independiente Medellin 3 +5.5
Nacional-PAR 4 River Plate 2 -0.2
Deportivo Cuenca 1 Boca Juniors 0 +0.2
Sao Paulo 2 America de Cali 1 +0.2
Universidad San Martin 1 Nacional 1 +0.1
Sport Recife 2 Colo-Colo 1 +0.0
Palmeiras 2 LDU de Quito 0 +0.0
Week of 4/28100.0*Lottery seed
Libertad 0 San Luis 2 +0.9
Everton 1 Guadalajara 1 +0.5
River Plate 3 Universidad San Martin 0 +0.2
Aurora 1 Universidad de Chile 2 +0.1
LDU de Quito 2 Sport Recife 3 -0.1
Nacional 3 Nacional-PAR 1 -0.0
Points
Chance Will Make Playoffs