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 4/8100.0*Lottery seed
Libertad 3 LDU 1 +0.3
Colo-Colo 2 Union Maracaibo 0 -0.3
Arsenal 2 Fluminense 0 +0.2
Chivas Guadalajara 3 Santos 2 +0.2
Audax Italiano 1 Sao Paulo 0 +0.1
San Jose 2 Cucuta Deportivo 4 -0.1
Week of 4/15100.0*Lottery seed
Real Potosi 5 Cruzeiro 1 +0.3
Libertad 1 Arsenal 2 -0.3
Danubio 1 Lanus 2 -0.2
San Jose 0 Chivas Guadalajara 3 -0.2
Week of 4/22100.0*Lottery seed
Flamengo 2 Coronel Bolognesi 0 +1.8
Boca Juniors 3 Union Maracaibo 0 -0.3
Sportivo Luqueno 4 Audax Italiano 1 +0.2
Points
Chance Will Make Playoffs