How are these numbers calculated?

Big Games

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

Week of 11/16100.0*Chance in playoffs100.0*Average seed
Putin on the Ritz 98 Cornballer 49 -0.4
-0.7
Sonshine Express 95 Chosen Ones 86 +0.2
-0.1
Peter SMASH!!! 52 Acoustic Mayhem 118 +0.2
-0.1
South Beach Tal 73 Karma Police 77 -0.2
Week of 11/23100.0*Chance in playoffs100.0*Average seed
Cornballer 119.7 Chosen Ones 85 +0.7
American Ninja 98.5 Putin on the Ritz 88.8 +0.2
Sonshine Express 88 South Beach Tal 101 +0.1
Jewbacca and th 100 Acoustic Mayhem 128 -0.1
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Acoustic Mayhem vs Cornballer-1.0+1.0
Jewbacca and th vs Sonshine Express+0.3-0.3
Peter SMASH!!! vs Putin on the Ritz+0.2-0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
91-0In55455,461,105
80-1In352445,463,235
Total:In2824262210,924,340
Games Above .500
Chance Will Make Playoffs