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*Average seed
Wycombe 2 Aldershot Town 1 -0.1
Burton Albion 1 Plymouth Argyle 0 +0.1
Dag & Red 0 Oxford United 1 -0.0
Week of 4/20100.0*Average seed
Morecambe 0 Torquay United 2 -0.9
Plymouth Argyle 0 Rotherham 1 +0.1
Aldershot Town 1 Dag & Red 0 +0.1
Barnet 1 Wycombe 0 +0.1
Oxford United 3 Rochdale 0 +0.1
Week of 4/27100.0*Average seed
Southend 0 Morecambe 1 +0.9
Accrington 0 Oxford United 3 +0.3
Dag & Red 0 York 1 -0.2
Torquay United 3 Bristol Rovers 3 +0.1
Points
Chance Will Win Championship