How are these numbers calculated?

Big Games

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

Week of 5/11100.0*Average seed
Almería 0 Recre 2 -1.2
Athletic Bilbao 0 Racing 0 +0.1
Real Betis 0 Sevilla 2 +0.1
Villarreal 2 Espanyol 0 +0.1
Atlético Madrid 1 Deportivo 0 +0.0
Valladolid 0 Getafe 0 +0.0
Week of 5/17100.0*Average seed
Espanyol 1 Almería 3 +1.7
Valencia 3 Atlético Madrid 1 -0.5
Getafe 1 Real Betis 1 +0.4
Sevilla 4 Athletic Bilbao 1 +0.0
Points
Chance Will Win Championship