How are these numbers calculated?

Big Games

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

Week of 4/29100.0*2. Bundesliga100.0*Average seed
Wolfsburg 1 Hamburger SV 3 +11.3
-0.5
Mainz 05 3 Leipzig 0 +4.2
-0.2
Freiburg 3 Köln 2 +3.5
-0.2
Week of 5/5100.0*2. Bundesliga100.0*Average seed
Leipzig 4 Wolfsburg 1 +15.4
-0.4
Borussia Dortmund 1 Mainz 05 2 +5.1
-0.2
Mönchengladbach 3 Freiburg 1 -4.6
+0.2
Eintracht Frank 3 Hamburger SV 0 -3.9
+0.1
Week of 5/12100.0*2. Bundesliga100.0*Average seed
Wolfsburg 4 Köln 1 -18.0
+0.4
Hamburger SV 2 Mönchengladbach 1 +12.4
-0.2
Freiburg 2 Augsburg 0 +11.3
-0.2
Points
Chance Will Win Championship