How are these numbers calculated?

Big Games

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

Week of 5/7100.0*Average seed
Valencia 4 Osasuna 1 -0.1
Granada 0 Real Madrid 4 +0.0
Week of 5/14100.0*Average seed
Osasuna 2 Granada 1 +0.5
Week of 5/17100.0*Average seed
Granada 1 Espanyol 2 +0.2
Sevilla 5 Osasuna 0 -0.1
Points
Chance Will Win Championship