How are these numbers calculated?

Big Games

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

Week of 4/24100.0*Relegated100.0*Average seed
West Ham 3 Wigan 2 +1.7
Burnley 0 Liverpool 4 Yes
-0.2
Hull 0 Sunderland 1 -0.1
+0.2
Week of 5/1100.0*Relegated100.0*Average seed
Birmingham 2 Burnley 1 -0.2
Wigan 2 Hull 2 -0.1
Week of 5/9100.0*Relegated100.0*Average seed
Burnley 4 Tottenham 2 +0.7
Hull 0 Liverpool 0 +0.0
Points
Chance Will Win Championship