How are these numbers calculated?

Big Games

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

Week of 5/24100.0*La Liga100.0*Average seed
Tenerife 2 Oviedo 1 -9.8
-0.4
Deportivo 1 Mallorca 0 -2.1
-0.1
Malaga 3 Zaragoza 1 -1.2
Granada 1 Cadiz 1 +0.6
Sporting 0 Albacete 2 +0.0
Almeria 0 Alcorcon 0 +0.0
Week of 5/31100.0*La Liga100.0*Average seed
Oviedo 4 Rayo 3 +3.1
+0.3
Cadiz 0 Extremadura 1 +1.0
+0.1
Elche 0 Deportivo 0 +0.1
Reus 0 Sporting 1 -0.1
Las Palmas 0 Almeria 0 +0.0
Week of 6/8100.0*La Liga100.0*Average seed
Deportivo 2 Cordoba 0 No
-0.1
Osasuna 1 Oviedo 0 No
-0.5
Sporting 1 Cadiz 0 +4.6
+0.3
Points
Chance Will Win Championship