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
La Coruña 1 Espanyol 2 +0.3
Alavés 1 Athletic Club 0 -0.2
Atlético Madrid 1 Eibar 0 +0.1
Week of 5/14100.0*Average seed
Espanyol 0 Valencia 1 -0.4
Eibar 0 Sporting Gijón 1 +0.3
Alavés 3 Celta de Vigo 1 -0.1
Week of 5/17100.0*Average seed
Granada 1 Espanyol 2 +0.7
Barcelona 4 Eibar 2 +0.2
Leganés 1 Alavés 1 +0.2
Points
Chance Will Win Championship