How are these numbers calculated?

Big Games

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

Week of 5/5100.0*Relegation100.0*Average seed
Swansea City 1 Everton 0 -33.0
+0.5
Hull City 0 Sunderland 2 -19.2
+0.2
Manchester City 5 Crystal Palace 0 -0.3
West Ham 1 Tottenham Hotspur 0 +0.1
Week of 5/10100.0*Relegation100.0*Average seed
Sunderland 0 Swansea City 2 -14.3
+0.4
Crystal Palace 4 Hull City 0 No
-0.1
Week of 5/15100.0*Relegation100.0*Average seed
Swansea City 2 West Brom 1 +0.9
Burnley 1 West Ham 2 +0.2
Watford 0 Manchester City 5 +0.1
Chelsea 4 Watford 3 +0.0
Southampton 0 Stoke City 1 -0.0
Points
Chance Will Win Championship