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
Zwolle 2 Heerenveen 1 -0.3
Sparta 1 Twente 0 +0.2
Week of 5/14100.0*Average seed
Heerenveen 0 NEC 2 -0.7
Twente 3 Groningen 5 +0.3
Feyenoord 3 Heracles 1 +0.1
Points
Chance Will Win Championship