How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

If winner is:HomeAway
Saturday, 1/18100.0*Chance in playoffs100.0*Average seed
Bowie vs Suffolk-18.4+18.4
-0.6+0.6
If winner is:HomeAway
Sunday, 1/19100.0*Chance in playoffs100.0*Average seed
Suffolk vs Rebels+18.4-18.4
+0.6-0.6
Suffolk vs Philly+18.4-18.4
+0.6-0.6

What If

Chances based on how well the Suffolk finish out the regular season.   Explain

100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-WL-OTplayoffs12345Count
84-00-0In10014,244,153
63-01-096.9%5344356,542,083
42-02-025.41244924184,803,963
21-03-0Out3445356,539,204
00-04-0Out10014,246,847
Total:40.0%2020202020226,376,250
Points
Chance Will Make Playoffs