How are these numbers calculated?

Big Games

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

Week of 4/11100.0*Average seed
Grantham 1 Ilkeston 0 +1.0
Curzon 4 Kings Lynn 0 +0.1
Blyth 2 Nantwich 1 +0.1
Stourbridge 2 Marine 2 +0.1
Stamford 1 Whitby 1 +0.0
If winner is:HomeDrawAway
Curzon vs Ramsbottom+0.1+0.0-0.2
Ramsbottom vs Ashton-0.1+0.0+0.1
Nantwich vs Whitby+0.0+0.0-0.1
If winner is:HomeDrawAway
Week of 4/18100.0*Average seed
Trafford vs Grantham-0.5+0.0+0.3
Curzon vs Halesowen+0.1+0.0-0.2
Barwell vs Ramsbottom+0.1+0.0-0.1
FC United vs Stourbridge+0.0+0.0-0.2
Ramsbottom vs Frickley-0.1+0.0+0.1
Ramsbottom vs Trafford-0.1+0.1+0.1
Whitby vs Ashton-0.1+0.0+0.1
Stourbridge vs Buxton-0.1+0.0+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted123456789101112131415161718192021222324RelegatedCount
642-0-0NoNo982No4,802,304,308
621-1-0NoNo752420No5,760,108,021
611-0-1NoNo18691310No11,260,365,747
600-2-0NoNo35501410No1,644,476,713
590-1-1NoNo0523891No6,148,688,763
580-0-2NoNo2744245000No5,505,831,104
Total:NoNo33421961000No35,121,774,656
Points
Chance Will Win Championship