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
Getafe 1 Sporting de Gij 1 -0.3
Almería 4 Villarreal 2 +0.2
Valladolid 0 Getafe 0 -0.2
Athletic Bilbao 1 Mallorca 3 +0.2
Athletic Bilbao 1 Málaga 1 +0.2
Villarreal 1 Barcelona 4 +0.1
Sevilla 3 Atlético Madrid 1 -0.1
Week of 5/8100.0*Average seed
Getafe 2 Málaga 1 +0.4
Villarreal 2 Valencia 0 -0.2
Real Madrid 5 Athletic Bilbao 1 +0.1
Week of 5/16None
Points
Chance Will Win Championship