How are these numbers calculated?

Big Games

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

Week of 3/9100.0*Chance in playoffs100.0*Average seed
Hellfish 3 MorleysDog 2 -1.5
-0.3
Wings 4 PondScum 2 In
Mermen 3 Wolves 1 +0.2
Misfits 1 SilverBullets 0 -0.2
If winner is:HomeTieAway
Week of 3/16100.0*Chance in playoffs100.0*Average seed
Hellfish vs SilverBullets-0.4-0.3+0.1
Misfits vs Mermen-0.2-0.1+0.1

What If

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

100100100100100100100100100
If finish:Chance inChowderChance will finish regular season at seed
TPWL-OTTplayoffsCup123456789Count
2210-00InNo1003,565,835
2100-01InNo7921719,992
2001-00InNo69312,919,663
Total:InNo85157,205,490
Points
Chance Will Make Playoffs