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 4/5100.0*Lottery seed
Rosario Central 3 Palmeiras 3 +1.2
River Plate-URU 2 Nacional 2 +0.2
Pumas 4 Olimpia 1 -0.2
Melgar 1 Colo-Colo 2 +0.1
Toluca 2 LDU de Quito 1 -0.1
Racing 4 Deportivo Cali 2 -0.1
Independiente del Valle 3 Atletico-MG 2 +0.1
River Plate 6 The Strongest 0 +0.1
Deportivo Tachira 1 Emelec 0 -0.0
Sao Paulo 6 Trujillanos 0 +0.0
Week of 4/12100.0*Lottery seed
Palmeiras 4 River Plate-URU 0 -5.0
Nacional 0 Rosario Central 2 +0.4
Olimpia 4 Deportivo Tachira 0 +0.3
Emelec 2 Pumas 3 -0.3
Toluca 2 San Lorenzo 1 -0.2
Sporting Cristal 0 Atletico Nacional 1 -0.2
Sao Paulo 2 River Plate 1 +0.1
Trujillanos 2 The Strongest 1 +0.1
Colo-Colo 0 Independiente del Valle 0 +0.1
Cobresal 2 Cerro Porteno 0 +0.1
Deportivo Cali 1 Bolivar 1 -0.1
LDU de Quito 2 Gremio 3 -0.1
Racing 0 Boca Juniors 1 +0.1
Huracan 0 Penarol 0 -0.0
Week of 4/19100.0*Lottery seed
The Strongest 1 Sao Paulo 1 -0.1
Points
Chance Will Make Playoffs