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*League Two100.0*Average seed
Tranmere 0 Hartlepool 1 -0.8
+0.6
Oldham 1 Yeovil 0 Yes
Bury 0 Oldham 1 +0.1
+0.2
Bury 2 Scunthorpe 1 -0.1
Brentford 3 Portsmouth 2 +0.0
Week of 4/20100.0*League Two100.0*Average seed
Portsmouth 3 Sheff Utd 0 -0.3
MK Dons 0 Scunthorpe 1 -0.1
Hartlepool 1 Brentford 1 -0.0
Walsall 1 Bury 1 -0.0
Week of 4/27100.0*League Two100.0*Average seed
Bury 3 Yeovil 2 -0.6
Crawley Town 2 Hartlepool 2 -0.1
Shrewsbury 3 Portsmouth 2 +0.1
Points
Chance Will Win Championship