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*Average seed
Milton Keynes 0 Walsall 1 -0.5
Colchester 0 Peterborough 1 +0.3
Oldham 1 Southend 1 +0.1
Swindon 2 Bristol Rovers 1 +0.1
Millwall 2 Leyton Orient 1 +0.0
Week of 5/2100.0*Average seed
Brighton 1 Stockport 0 -0.9
Yeovil 0 Colchester 2 -0.3
Bristol Rovers 4 Hartlepool 1 -0.2
Walsall 1 Oldham 2 +0.1
Points
Chance Will Win Championship