How are these numbers calculated?

Big Games

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

Week of 5/24100.0*Average seed
Gimnastic 3 Elche 3 -0.3
Malaga 3 Zaragoza 1 +0.1
Almeria 0 Alcorcon 0 +0.0
Week of 5/31100.0*Average seed
Alcorcon 0 Gimnastic 1 +0.2
Reus 0 Sporting 1 -0.1
Elche 0 Deportivo 0 -0.1
Zaragoza 0 Numancia 0 +0.1
Cadiz 0 Extremadura 1 -0.1
Las Palmas 0 Almeria 0 +0.1
Week of 6/8100.0*Average seed
Numancia 1 Las Palmas 1 +0.3
Malaga 3 Elche 0 -0.2
Almeria 3 Albacete 0 -0.0
Sporting 1 Cadiz 0 -0.0
Points
Chance Will Win Championship