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 +15.9
-0.5
Mainz 05 3 Leipzig 0 +4.7
-0.2
Freiburg 3 Köln 2 +4.6
-0.2
Week of 5/5100.0*2. Bundesliga100.0*Average seed
Leipzig 4 Wolfsburg 1 +18.7
-0.5
Eintracht Frank 3 Hamburger SV 0 -7.5
+0.2
Mönchengladbach 3 Freiburg 1 -5.5
+0.2
Borussia Dortmund 1 Mainz 05 2 +4.4
-0.1
Week of 5/12100.0*2. Bundesliga100.0*Average seed
Wolfsburg 4 Köln 1 -19.0
+0.4
Hamburger SV 2 Mönchengladbach 1 +12.9
-0.3
Freiburg 2 Augsburg 0 +6.7
-0.1
Points
Chance Will Win Championship