How are these numbers calculated?

Big Games

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

Week of 5/10100.0*Average seed
Hansa Rostock 1 Leverkusen 2 +0.6
Energie Cottbus 2 Hamburger SV 0 +0.2
Werder Bremen 6 Hannover 96 1 +0.1
VfL Wolfsburg 4 VfB Stuttgart 0 -0.0
Week of 5/17100.0*Average seed
Leverkusen 0 Werder Bremen 1 -1.3
BVB 2 VfL Wolfsburg 4 -0.3
VfB Stuttgart 2 Arminia Bielefeld 2 +0.1
Hamburger SV 7 Karlsruher 0 -0.1
Points
Chance Will Win Championship