How are these numbers calculated?

Big Games

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

Week of 5/8100.0*Chance wins title100.0*Promoted100.0*Average seed
Sutton United 3 Woking 2 -16.0
-13.3
-0.2
Sutton United 2 Weymouth 0 -11.1
-9.2
-0.1
Torquay United 0 Bromley 0 -3.1
-2.6
-0.0
Hartlepool United 2 Maidenhead United 4 +1.9
+1.6
+0.0
Stockport County 1 Dagenham & Redb 1 +1.5
+1.3
+0.0
If winner is:HomeDrawAway
Week of 5/15100.0*Chance wins title100.0*Promoted100.0*Average seed
Stockport County vs Torquay United-18.2-3.7+20.7
-15.1-3.1+17.3
-0.4+0.0+0.3
Maidenhead United vs Sutton United+15.7+3.2-18.0
+13.1+2.6-15.0
+0.2+0.0-0.2
Aldershot Town vs Hartlepool United+0.1+0.1-0.2
+0.1+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted12345678910111213141516171819202122Count
863-0-094.9%95.8%95512,063,846
842-1-078.582.0782225,241,023
832-0-164.170.1643636,104,315
821-2-054.161.7544617,644,820
811-1-131.743.03265350,467,968
801-0-216.630.51776736,094,975
0-3-020.934.121794,108,020
790-2-18.623.897020117,644,601
780-1-21.517.925244225,234,511
770-0-3No16.728621112,063,317
Total:37.5%47.9%3751111236,667,396
Points
Chance Will Win Championship