How are these numbers calculated?

Big Games

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

Week of 4/2100.0*Chance in playoffs100.0*Average seed
Palmeiras 2 Tigre 0 -21.9
-0.6
Week of 4/9100.0*Chance in playoffs100.0*Average seed
Tigre 3 Sporting Cristal 1 +23.5
+0.7
Palmeiras 1 Libertad 0 +2.5
Week of 4/16100.0*Chance in playoffs100.0*Average seed
Libertad 3 Tigre 5 In
+1.1
Sporting Cristal 1 Palmeiras 0 -0.1
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 4/2100.0*Lottery seed
Palmeiras 2 Tigre 0 +5.0
Atletico-MG 5 Arsenal 2 -0.2
Millonarios 0 Corinthians 1 -0.2
Nacional 4 Toluca 0 -0.1
Deportes Iquique 1 Velez Sarsfield 3 -0.1
Boca Juniors 1 Barcelona 0 -0.1
Newell's Old Boys 3 Deportivo Lara 1 -0.1
Universidad de Chile 0 Olimpia 1 -0.1
Real Garcilaso 0 Tolima 3 +0.1
Caracas 0 Huachipato 4 +0.1
San Jose 1 Tijuana 1 -0.0
Santa Fe 1 Cerro Porteno 0 -0.0
Week of 4/9100.0*Lottery seed
Tigre 3 Sporting Cristal 1 -5.2
Corinthians 3 San Jose 0 -0.3
Palmeiras 1 Libertad 0 -0.2
Tijuana 1 Millonarios 0 -0.2
Olimpia 4 Newell's Old Boys 1 -0.1
Velez Sarsfield 0 Emelec 0 +0.0
Real Garcilaso 5 Cerro Porteno 1 +0.0
Week of 4/16100.0*Lottery seed
Libertad 3 Tigre 5 -8.3
Sporting Cristal 1 Palmeiras 0 -0.9
Sao Paulo 2 Atletico-MG 0 +0.3
Barcelona 1 Nacional 0 +0.2
Toluca 3 Boca Juniors 2 +0.1
Fluminense 1 Caracas 0 -0.1
Huachipato 1 Gremio 1 -0.1
Arsenal 2 The Strongest 1 +0.1
Cerro Porteno 0 Tolima 0 +0.0