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*Relegated100.0*Average seed
Ajax 4 G.A. Eagles 0 Yes
-0.1
Sparta 1 Twente 0 +1.0
-0.1
NEC 2 AZ 1 +0.4
Week of 5/14None
Points
Chance Will Win Championship