How are these numbers calculated?

Big Games

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

Week of 2/21100.0*Chance in playoffs100.0*Average seed
Jackson County 8 Elbert County H 0 -0.2
-0.0
Week of 2/28100.0*Chance in playoffs100.0*Average seed
Elbert County H 0 Oconee County H 5 +16.5
+0.9
East Jackson Co 2 Elbert County H 0 -0.7
-0.0

What If

Chances based on how well the Oconee County H finish out the regular season.   Explain

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs12345678Count
180-0-0In10038,491,488
Total:In10038,491,488
Points
Chance Will Make Playoffs