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 -11.9
+0.4
Freiburg 3 Köln 2 +2.0
+0.1
Mainz 05 3 Leipzig 0 +1.9
Week of 5/5100.0*2. Bundesliga100.0*Average seed
Eintracht Frank 3 Hamburger SV 0 +6.1
-0.1
Leipzig 4 Wolfsburg 1 -4.4
+0.1
Borussia Dortmund 1 Mainz 05 2 +0.7
Mönchengladbach 3 Freiburg 1 -0.5
Week of 5/12100.0*2. Bundesliga100.0*Average seed
Hamburger SV 2 Mönchengladbach 1 -12.4
+0.2
Wolfsburg 4 Köln 1 Yes
-0.1
Points
Chance Will Win Championship