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*Promoted100.0*Average seed
Blyth 2 Nantwich 1 +2.7
+0.3
Curzon 4 Kings Lynn 0 -1.9
-0.1
Belper 1 Workington 2 -0.4
-0.0
Grantham 1 Ilkeston 0 +0.3
Barwell 1 Ashton 0 +0.1
If winner is:HomeDrawAway
Blyth vs Matlock+3.6-2.7-5.1
+0.3-0.2-0.5
Curzon vs Ramsbottom-1.6+0.9+3.0
-0.1+0.1+0.2
Marine vs Curzon+2.9+0.8-1.6
+0.2+0.1-0.1
Ramsbottom vs Ashton+0.8+0.0-0.5
+0.1+0.0-0.1
Workington vs Trafford-0.2+0.0+0.7
-0.0+0.0+0.1
If winner is:HomeDrawAway
Week of 4/18100.0*Promoted100.0*Average seed
Witton vs Blyth-5.2-2.8+3.5
-0.5-0.3+0.3
Trafford vs Blyth-5.3-3.0+3.2
-0.5-0.3+0.3
Curzon vs Halesowen-1.8+0.5+2.5
-0.1+0.0+0.2
Ilkeston vs Workington-0.8+0.0+0.9
-0.1+0.0+0.1
Ashton vs Witton-0.5+0.2+1.1
-0.1+0.0+0.1
Whitby vs Ashton+0.8+0.0-0.5
+0.1+0.0-0.1
Barwell vs Ramsbottom-0.1+0.0+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted123456789101112131415161718192021222324RelegatedCount
844-0-0No24.6%63343162No3,069,173,661
823-1-0No18.904264624No4,883,672,691
813-0-1No13.81124245No5,421,028,878
802-2-0No8.3033067No2,916,627,437
792-1-1No4.101684No6,471,980,414
782-0-2No1.707912No3,585,700,281
1-3-0No1.908920No774,037,626
771-2-1No0.638116No2,574,888,372
761-1-2No0.318118No2,851,646,670
0-4-0No0.318217No77,008,149
751-0-3No0.006139No1,051,324,780
0-3-1No0.106435No341,327,214
740-2-2NoNo3466No566,805,927
730-1-3NoNo2068111No417,649,364
720-0-4NoNo5622950No118,903,192
Total:No8.6%141021597000No35,121,774,656
Points
Chance Will Win Championship