How are these numbers calculated?

Big Games

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

Week of 4/24100.0*Promoted100.0*Average seed
Wycombe 2 Swindon 2 -2.7
-0.2
Leeds 4 Milton Keynes 1 -2.0
-0.1
Millwall 2 Leyton Orient 1 -1.0
-0.1
Exeter City 1 Charlton 1 +0.4
+0.0
Stockport 0 Huddersfield 6 -0.1
Week of 5/1100.0*Promoted100.0*Average seed
Swindon 3 Brentford 2 +1.6
+0.4
Charlton 1 Leeds 0 +0.9
-0.2
Tranmere 2 Millwall 0 +0.1
+0.1
Huddersfield 2 Colchester 1 -0.1
Week of 5/8100.0*Promoted100.0*Average seed
Millwall 3 Swindon 2 -5.8
-0.8
Leeds 2 Bristol Rovers 1 -5.8
-0.1
Oldham 0 Charlton 2 -0.5
-0.3
Exeter City 2 Huddersfield 1 -0.5
+0.1
Points
Chance Will Win Championship