How are these numbers calculated?

Big Games

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

Week of 4/12100.0*Chance in playoffs100.0*Promoted100.0*Relegated100.0*Average seed
South Georgia U 1 NW YMCA White 00 2 +6.4
+6.4
-0.0
+0.4
Con Fir Nor Bl 3 United FA 01 Bl 0 +3.6
+3.6
+0.0
United FA 01 Bl 0 TopHat-19 White 1 -1.3
-1.3
-0.0
Con Fir Sou Bl 2 NASA G19 Royal 2 +0.6
+0.6
+0.1
Week of 4/19None

What If

Chances based on how well the NW YMCA White 00 finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsPromoted123456789101112RelegatedCount
442-0-0InYes100No39,305,975
411-1-0InYes100No18,406,412
391-0-162.9%62.9%6337No18,105,938
380-2-059.359.35941No2,128,837
360-1-17.57.5842491No3,971,582
340-0-21.91.9235594No1,395,712
Total:84.9%84.9%47381230No83,314,456
Points
Chance Will Make Playoffs