How are these numbers calculated?

Big Games

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

Week of 4/25100.0*Promoted100.0*Average seed
Notts County 0 Dag & Red 3 +5.0
+0.6
Darlington 1 Brentford 3 +1.7
+0.1
Gillingham 0 Bury 0 -0.6
-0.0
Luton 1 Rochdale 1 +0.1
Exeter City 2 Morecambe 2 +0.1
Accrington 1 Chesterfield 0 +0.1
+0.1
Port Vale 1 Wycombe 1 +0.1
Week of 5/2100.0*Promoted100.0*Average seed
Dag & Red 1 Shrewsbury 2 No
-1.4
Chester 1 Darlington 2 -5.5
-0.4
Rochdale 0 Gillingham 1 +3.1
+0.3
Wycombe 1 Notts County 2 +0.1
Bury 1 Accrington 0 +0.1
Points
Chance Will Win Championship