How are these numbers calculated?

Big Games

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

Week of 4/30100.0*Relegated100.0*Average seed
West Brom 1 Stoke 2 +0.5
-0.8
Week of 5/7100.0*Relegated100.0*Average seed
Forest 1 West Brom 2 No
+0.7
Leicester 5 Bradford 4 No
West Brom 2 Derby 2 -0.0
Week of 5/14100.0*Relegated100.0*Average seed
Huddersfield 2 West Brom 1 -0.7
Derby 2 Forest 1 -0.3
Fylde 0 Boro 3 +0.2
Blackburn 2 Stoke 2 -0.1
Points
Chance Will Win Championship