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
Sporting Gijón 1 Las Palmas 0 -0.6
Valencia 4 Osasuna 1 -0.2
Leganés 4 Real Betis 0 +0.1
Málaga 3 Celta de Vigo 0 -0.1
Week of 5/14100.0*Average seed
Las Palmas 1 Barcelona 4 -0.1
Espanyol 0 Valencia 1 -0.1
Real Betis 1 Atlético Madrid 1 -0.0
Athletic Club 1 Leganés 1 +0.0
Week of 5/17100.0*Average seed
Sporting Gijón 2 Real Betis 2 +0.2
La Coruña 3 Las Palmas 0 -0.2
Points
Chance Will Win Championship