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
Barcelona 2 Mallorca 3 -0.1
Atlético Madrid 1 Deportivo 0 -0.0
Week of 5/17100.0*Average seed
Murcia 3 Barcelona 5 +0.3
Valencia 3 Atlético Madrid 1 +0.3
Points
Chance Will Win Championship