How are these numbers calculated?

Big Games

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

Week of 4/8100.0*Chance in playoffs100.0*Average seed
Audax Italiano 1 Sao Paulo 0 +39.1
+0.7
Sportivo Luqueno 1 Atletico Nacional 3 -6.6
-0.0
Week of 4/15None
Week of 4/22100.0*Chance in playoffs100.0*Average seed
Sportivo Luqueno 4 Audax Italiano 1 Out
-1.1
Sao Paulo 1 Atletico Nacional 0 -3.7
-0.2
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 4/8100.0*Lottery seed
Audax Italiano 1 Sao Paulo 0 -6.6
Arsenal 2 Fluminense 0 +0.3
Sportivo Luqueno 1 Atletico Nacional 3 +0.3
Chivas Guadalajara 3 Santos 2 +0.2
Libertad 3 LDU 1 +0.1
San Jose 2 Cucuta Deportivo 4 -0.0
Cienciano 0 Flamengo 3 -0.0
Colo-Colo 2 Union Maracaibo 0 +0.0
Week of 4/15100.0*Lottery seed
Santos 2 Cucuta Deportivo 1 +0.3
Libertad 1 Arsenal 2 +0.2
Danubio 1 Lanus 2 +0.1
San Jose 0 Chivas Guadalajara 3 +0.1
Fluminense 1 LDU 0 -0.1
Week of 4/22100.0*Lottery seed
Sportivo Luqueno 4 Audax Italiano 1 +6.9
Sao Paulo 1 Atletico Nacional 0 +0.7
Boca Juniors 3 Union Maracaibo 0 +0.1
Colo-Colo 1 Atlas 1 +0.1
Flamengo 2 Coronel Bolognesi 0 +0.1