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
Ingolstadt 1 Bayer Leverkusen 1 +5.5
-0.2
Frankfurt 0 Wolfsburg 2 +4.1
-0.1
Hamburg 0 Mainz 05 0 +1.6
Mönchengladbach 1 Augsburg 1 +0.4
Bayern München 1 Darmstadt 98 0 -0.1
+0.1
Week of 5/13100.0*2. Bundesliga100.0*Average seed
Freiburg 1 Ingolstadt 1 +4.7
-0.1
Mainz 05 4 Frankfurt 2 +3.4
-0.1
Wolfsburg 1 Mönchengladbach 1 +0.8
Augsburg 1 Borussia Dortmund 1 +0.7
Schalke 04 1 Hamburg 1 -0.2
Week of 5/20None
Points
Chance Will Win Championship