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*Chance wins title100.0*Promoted100.0*Average seed
Grantham 1 Ilkeston 0 -0.4
-0.9
-0.5
Witton 0 FC United 0 +0.1
+0.1
Barwell 1 Ashton 0 +0.1
+0.1
+0.2
Belper 1 Workington 2 -0.1
Blyth 2 Nantwich 1 -0.2
Curzon 4 Kings Lynn 0 -0.1
-0.1
If winner is:HomeDrawAway
Skelmersdale vs FC United+0.0NoNo
Workington vs TraffordNo+0.0+0.0
-0.1+0.1+0.1
-0.1+0.1+0.2
Ramsbottom vs Ashton+0.3+0.1-0.2
+0.2+0.1-0.2
Marine vs Curzon+0.7+0.3-0.4
+0.2+0.1-0.1
Curzon vs Ramsbottom-0.4+0.3+0.7
-0.1+0.1+0.2
Blyth vs Matlock-1.0+0.9+1.4
-0.1+0.1+0.1
If winner is:HomeDrawAway
Week of 4/18100.0*Chance wins title100.0*Promoted100.0*Average seed
FC United vs StamfordNoNo+0.1
FC United vs StourbridgeNoNo+0.1
Ilkeston vs Workington+0.0NoNo
+1.9-0.2-2.0
+0.8-0.3-0.7
Whitby vs Ashton+0.3+0.1-0.2
+0.2+0.1-0.2
Ashton vs Witton-0.2+0.1+0.3
-0.1+0.1+0.2
Curzon vs Halesowen-0.5+0.2+0.6
-0.2+0.1+0.2
Witton vs Blyth+1.4+0.9-1.0
+0.1+0.1-0.1
Trafford vs Blyth+1.4+1.0-0.9
+0.1+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted123456789101112131415161718192021222324RelegatedCount
862-0-00.1%25.0%0504090No7,656,764,934
841-1-0No24.8113739131No7,136,232,963
831-0-1No24.411848292No10,533,714,306
820-2-0No22.619374310No1,644,376,211
810-1-1No19.12225324No4,772,751,979
800-0-2No16.00125236No3,377,934,263
Total:0.0%23.0%0142230268No35,121,774,656
Points
Chance Will Win Championship