How are these numbers calculated?

Big Games

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

Week of 4/20100.0*Chance wins title100.0*Up to Premier League100.0*Average seed
Burnley 1 Cardiff 1 No
Watford 4 Blackburn 0 -2.4
Crystal Palace 2 Leicester 2 +0.2
Week of 4/27100.0*Chance wins title100.0*Up to Premier League100.0*Average seed
Leicester 1 Watford 2 -11.1
-0.1
Barnsley 2 Hull 0 -7.1
-0.1
Week of 5/4100.0*Chance wins title100.0*Up to Premier League100.0*Average seed
Watford 1 Leeds 2 Yes
+0.5
Hull 2 Cardiff 2 -8.5
-0.1
Points
Chance Will Win Championship