How are these numbers calculated?

Big Games

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

Week of 3/23100.0*Chance in playoffs100.0*Chowder Cup100.0*Average seed
Vipers 0 FightingSioux2017 3 In
+2.1
BostonianBarberShop 7 AnnasDiesel 3 +1.0
Week of 3/28100.0*Chance in playoffs100.0*Chowder Cup100.0*Average seed
RoyalDangleBerries 2 FightingSioux2017 4 +0.6
+0.4
If winner is:HomeTieAway
SurgeSouth vs BaldEagles+18.6+13.6-17.8

What If

Chances based on how well the FightingSioux2017 finish out the regular season.   Explain

100100100100100100100100
If finish:Chance inChowderChance will finish regular season at seed
TPWL-OTTplayoffsCup12345678Count
7-8In70.4%1006,150,147*
601-00InNo1003,628,405
Total:In44.3%63379,778,552

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs