How are these numbers calculated?

Big Games

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

Week of 5/23100.0*Average seed
Villarreal 3 Valencia 1 +0.6
Athletic Bilbao 1 Atlético Madrid 4 -0.1
Sevilla 1 Deportivo 0 +0.1
Week of 5/30100.0*Average seed
Mallorca 2 Villarreal 3 +0.4
Valencia 2 Athletic Bilbao 0 -0.2
Atlético Madrid 3 Almería 0 -0.0
Points
Chance Will Win Championship