How are these numbers calculated?

Big Games

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

Week of 4/22None
Week of 4/26100.0*Average seed
Huddersfield 0 Leicester 2 -0.3
Charlton 3 Watford 1 -0.1
Sheff Wed 1 Bolton 3 +0.1
Birmingham 1 Leeds 3 -0.1
Charlton 1 Blackburn 3 +0.1
Week of 5/3100.0*Average seed
Blackpool 0 Charlton 3 -0.4
Watford 1 Huddersfield 4 +0.3
Points
Chance Will Win Championship