How are these numbers calculated?

Big Games

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

Week of 5/6100.0*2. Bundesliga100.0*Average seed
Frankfurt 0 Wolfsburg 2 +2.9
-0.3
Mönchengladbach 1 Augsburg 1 -2.5
-0.0
Ingolstadt 1 Bayer Leverkusen 1 -0.7
+0.1
Hamburg 0 Mainz 05 0 -0.4
+0.1
Week of 5/13100.0*2. Bundesliga100.0*Average seed
Augsburg 1 Borussia Dortmund 1 -3.7
+0.2
Mainz 05 4 Frankfurt 2 +3.5
-0.3
Wolfsburg 1 Mönchengladbach 1 +0.9
-0.0
Schalke 04 1 Hamburg 1 -0.8
+0.0
Freiburg 1 Ingolstadt 1 -0.8
Week of 5/20100.0*2. Bundesliga100.0*Average seed
Hamburg 2 Wolfsburg 1 +6.4
Hoffenheim 0 Augsburg 0 No
+0.5
Köln 2 Mainz 05 0 +0.2
Hertha 2 Bayer Leverkusen 6 -0.1
Points
Chance Will Win Championship