How are these numbers calculated?

Big Games

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

If winner is:HomeDrawAway
Week of 3/5100.0*Chance in playoffs100.0*Promoted100.0*Relegated100.0*Average seed
Concorde Fire C vs UFA 02 Premier+3.4-0.2-3.3
+3.4-0.2-3.3
-0.1+0.0+0.1
Week of 3/13100.0*Chance in playoffs100.0*Promoted100.0*Relegated100.0*Average seed
NASA G20 Elite 1 SSA Chelsea 02G 0 +19.3
+19.3
-9.9
+0.8

What If

Chances based on how well the NASA G20 Elite finish out the regular season.   Explain

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsPromoted1234567RelegatedCount
221-0-099.7%99.7%59410No6,207,552
190-1-085.185.1176815No2,363,543
170-0-145.845.83434311No6,212,447
Total:74.7%74.7%2946215No14,783,542
Points
Chance Will Make Playoffs