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 4/23100.0*Lottery seed
Rosario Central 1 Universidad Catolica 1 +0.6
Libertad 0 Gremio 2 +0.5
LDU 2 Flamengo 1 +0.2
Deportivo Lara 0 Cruzeiro 2 -0.2
Melgar 0 Palmeiras 4 -0.1
Deportes Tolima 2 Boca Juniors 2 -0.1
Huracan 1 Emelec 2 +0.1
Junior 1 San Lorenzo 0 -0.1
Godoy Cruz 2 Sporting Cristal 0 +0.0
Week of 5/7100.0*Lottery seed
Gremio 2 Universidad Catolica 0 +4.3
Olimpia 0 Sporting Cristal 1 +0.6
Junior 0 Melgar 1 +0.4
Godoy Cruz 1 Universidad de Concepcion 0 -0.2
Jorge Wilstermann 0 Deportes Tolima 2 +0.2
Alianza Lima 1 Palestino 2 +0.2
Huracan 3 Deportivo Lara 0 -0.1
Cruzeiro 1 Emelec 2 +0.1
River Plate 2 Internacional 2 +0.0
LDU 4 San Jose 0 -0.0
Points
Chance Will Make Playoffs