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
Valladolid 1 Sporting de Gijón 2 +0.2
Getafe 1 Numancia 0 -0.1
Almería 0 Espanyol 3 -0.1
Athletic Bilbao 1 Atlético Madrid 4 +0.2
Málaga 1 Real Betis 1 +0.0
Recre 0 Racing 1 +1.1
Week of 5/30100.0*Average seed
Racing 1 Getafe 1 -0.3
Espanyol 3 Málaga 0 -0.2
Atlético Madrid 3 Almería 0 +0.2
Valencia 2 Athletic Bilbao 0 +0.1
Points
Chance Will Win Championship