How are these numbers calculated?

Big Games

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

Week of 2/6None
If winner is:HomeDrawAway
Week of 2/17100.0*Average seed
McNair High Sch vs Cedar Grove Hig+0.1-0.3-0.1

What If

Chances based on how well the Savannah High S finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859Count
00-0-0Out002113037172502,360
Total:Out002113037172502,360
Points
Chance Will Make Playoffs