How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 4/23100.0*Chance in playoffs100.0*Average seed
Universidad de Concepcion 3 Olimpia 3 -10.7
-0.3
Godoy Cruz 2 Sporting Cristal 0 -5.0
+0.0
Week of 5/7100.0*Chance in playoffs100.0*Average seed
Godoy Cruz 1 Universidad de Concepcion 0 Out
-0.7
Olimpia 0 Sporting Cristal 1 -0.1
Points
Chance Will Make Playoffs

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
Universidad de Concepcion 3 Olimpia 3 +1.2
LDU 2 Flamengo 1 +0.2
Libertad 0 Gremio 2 +0.2
Melgar 0 Palmeiras 4 -0.2
Deportivo Lara 0 Cruzeiro 2 -0.1
Atletico-MG 0 Nacional 1 -0.1
Godoy Cruz 2 Sporting Cristal 0 -0.1
Jorge Wilstermann 3 Athletico-PR 2 +0.1
Huracan 1 Emelec 2 +0.1
Deportes Tolima 2 Boca Juniors 2 -0.1
Zamora 2 Cerro Porteno 1 +0.1
Junior 1 San Lorenzo 0 +0.1
Alianza Lima 0 Internacional 1 -0.1
San Jose 3 Penarol 1 +0.1
Rosario Central 1 Universidad Catolica 1 -0.0
Palestino 0 River Plate 2 -0.0
Week of 5/7100.0*Lottery seed
Godoy Cruz 1 Universidad de Concepcion 0 +4.9
Olimpia 0 Sporting Cristal 1 -1.0
Alianza Lima 1 Palestino 2 +0.4
Huracan 3 Deportivo Lara 0 -0.3
Jorge Wilstermann 0 Deportes Tolima 2 +0.2
Cruzeiro 1 Emelec 2 +0.2
Junior 0 Melgar 1 +0.2
Penarol 0 Flamengo 0 +0.1
River Plate 2 Internacional 2 +0.1
Zamora 1 Atletico-MG 2 +0.1