How are these numbers calculated?

Big Games

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

Week of 8/30100.0*Promotion100.0*Relegation100.0*Average seed
Sandridge Rover 5 Hollybush 3 No
+5.5
-0.3
Exiles 6 Diamond Dogs 2 -2.3
+0.1
Racey Roystoners 0 Garibaldi 8 -2.9
+0.1
Week of 9/6100.0*Promotion100.0*Relegation100.0*Average seed
Racey Roystoners 0 Sandridge Rover 8 -3.0
+0.1
Diamond Dogs 3 Garibaldi 5 -2.6
+0.1
If winner is:HomeDrawAway
Week of 9/13100.0*Promotion100.0*Relegation100.0*Average seed
Hollybush vs Racey RoystonersNoNo+0.4
+0.0+0.0-0.1
Sandridge Rover vs Diamond DogsNo+0.0+0.0
+0.0+0.0-0.1

What If

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

100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromotion1234567RelegationCount
111-0-0NoNo100No4,113,420,165
100-1-0NoNo1000No4,948,067,805
90-0-1NoNo92700.5%848,786,768
Total:NoNo99100.0%9,910,274,738
Games Above .500
Chance Will Win Championship