How are these numbers calculated?

Big Games

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

Week of 5/1100.0*Average seed
Athletic Bilbao 1 Mallorca 3 +0.3
Racing 1 Sevilla 5 -0.2
Mallorca 1 Real Madrid 4 -0.2
Sevilla 3 Atlético Madrid 1 -0.2
Villarreal 1 Barcelona 4 +0.1
Espanyol 0 Valencia 2 -0.1
Valladolid 0 Getafe 0 +0.0
Week of 5/8100.0*Average seed
Deportivo 1 Mallorca 0 -0.2
Sevilla 2 Barcelona 3 +0.2
Week of 5/16None
Points
Chance Will Win Championship