How are these numbers calculated?

Big Games

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

Week of 11/20100.0*Chance in playoffs100.0*Average seed
floridag7 77.46 Oggy7 82.06 +7.4
+0.6
kyoungisbeastmm 52.4 batmancui 86.62 -1.5
-0.0
Dustyscoop 89.12 Wheezyhawk622 55.8 -0.4
-0.1
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Oggy7 101.72 redcattheory 111.88 -0.4
Dustyscoop 84.8 kegal the elf 109.36 +0.1
If winner is:HomeAway
Week of 12/4100.0*Chance in playoffs100.0*Average seed
Oggy7 vs ocwalk+0.3-0.7
Dustyscoop vs playmax-0.2+0.4
redcattheory vs batmancui+0.2-0.1

What If

Chances based on how well the Oggy7 finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLplayoffs12345678910Count
91-00In703061,499,518
80-01In10444627,231,902
Total:In52341488,731,420
Points
Chance Will Make Playoffs