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 5/15100.0*Lottery seed
Monagas 1 Gremio 2 +0.7
Delfin 1 Atletico Nacional 0 +0.2
Penarol 2 The Strongest 0 -0.2
Flamengo 2 Emelec 0 -0.1
Defensor Sporting 0 Cerro Porteno 1 -0.1
Colo-Colo 2 Bolivar 0 +0.1
Boca Juniors 5 Alianza Lima 0 -0.1
Week of 5/22100.0*Lottery seed
Cerro Porteno 3 Monagas 2 +1.2
Universidad de Chile 0 Vasco da Gama 2 +0.5
Emelec 0 Santa Fe 3 -0.3
Gremio 1 Defensor Sporting 0 -0.0
Points
Chance Will Make Playoffs