How are these numbers calculated?

Big Games

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

Week of 4/13100.0*Promoted100.0*Average seed
Watford 1 Hull 1 -0.0
-0.4
Millwall 2 Leicester 1 +0.1
Derby 0 Middlesbrough 1 +0.1
Brighton 2 Watford 2 -0.2
Leeds United 4 Peterborough 1 -0.1
Cardiff 2 Derby 0 +0.1
Blackpool 1 Leeds United 0 +0.1
Portsmouth 2 Crystal Palace 1 +0.1
Crystal Palace 1 Ipswich 1 +0.1
Burnley 1 Coventry 1 +0.1
Hull 3 Barnsley 1 -0.1
Ipswich 1 Birmingham 1 +0.0
Leicester 0 Burnley 0 +0.0
Week of 4/21100.0*Promoted100.0*Average seed
Portsmouth 1 Derby 2 -0.3
Ipswich 0 Millwall 3 +0.2
Peterborough 2 Watford 2 -0.2
Blackpool 4 Burnley 0 +0.1
Leicester 1 West Ham 2 +0.1
Reading 2 Crystal Palace 2 +0.0
Week of 4/28100.0*Promoted100.0*Average seed
Watford 2 Middlesbrough 1 +1.2
Doncaster 2 Ipswich 3 -0.2
Leeds United 1 Leicester 2 +0.2
Derby 1 Peterborough 1 +0.2
Burnley 1 Bristol City 1 +0.2
Points
Chance Will Win Championship