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 -15.6
-0.8
Week of 2/28100.0*Chance in playoffs100.0*Average seed
Elbert County H 0 Oconee County H 5 -15.1
-0.8
East Jackson Co 2 Elbert County H 0 -11.8
-0.7
If winner is:HomeDrawAway
Franklin County vs Hart County Hig-0.2-0.2+0.3

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs12345678Count
30-0-0Out198138,491,488
Total:Out198138,491,488
Points
Chance Will Make Playoffs