How are these numbers calculated?

Big Games

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

Week of 7/23100.0*Chance wins title100.0*Promoted100.0*Average seed
Chelsea 1 Liverpool 0 -1.6
-1.6
-0.1
Real Madrid 2016 PSG 1 +0.9
+0.9
Bayern München 3 Milan 3 +0.5
+0.5
+0.1
Milan 1 PSG 3 -0.4
-0.4
-0.1
Celtic 1 Leicester City 2 -0.2
-0.2
Liverpool 2 Milan 0 -0.0
Week of 7/30100.0*Chance wins title100.0*Promoted100.0*Average seed
Bayern München 0 Real Madrid 1 -18.5
-18.5
-0.0
Barcelona 4 Leicester City 2 +7.4
+7.4
+0.6
Celtic 1 Barcelona 3 +2.3
+2.3
+1.3
PSG 4 Leicester City 0 +0.5
+0.5
-0.1
Real Madrid 3 Chelsea 2 -0.4
-0.4
Milan 1 Bayern München 4 -0.2
-0.2
-0.1
Week of 8/6100.0*Chance wins title100.0*Promoted100.0*Average seed
Liverpool 4 Barcelona 0 No
No
-0.6
Points
Chance Will Win Championship