How are these numbers calculated?

Big Games

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

Week of 5/1100.0*Average seed
Shrewsbury Town 2 Oxford United 3 -0.4
Plymouth Argyle 1 Sunderland 3 +0.1
AFC Wimbledon 1 Portsmouth 3 +0.0
Bristol Rovers 0 Crewe Alexandra 1 -0.0
Fleetwood Town 1 Milton Keynes D 1 -0.0
If winner is:HomeDrawAway
Shrewsbury Town vs Ipswich Town+0.4+0.0-0.3
If winner is:HomeDrawAway
Week of 5/8100.0*Average seed
Crewe Alexandra vs Shrewsbury Town-0.3+0.0+0.4
Gillingham vs Plymouth Argyle+0.2-0.0-0.3
Oxford United vs Burton Albion+0.1-0.0-0.1
Lincoln City vs AFC Wimbledon+0.0+0.0-0.1

What If

Chances based on how well the Shrewsbury Town finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted123456789101112131415161718192021222324RelegatedCount
592-0-0NoNo7030No5,939,061
571-1-0NoNo4753No8,229,770
561-0-1NoNo1000No15,702,765
550-2-0NoNo6931No2,854,145
540-1-1NoNo6931No10,892,353
530-0-2NoNo40547No10,380,466
Total:NoNo1565181No53,998,560
Points
Chance Will Win Championship