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 +10.2
+1.0
Peter SMASH!!! 52 Acoustic Mayhem 118 +1.0
-0.1
Sonshine Express 95 Chosen Ones 86 +0.9
South Beach Tal 73 Karma Police 77 -0.5
American Ninja 83 Jewbacca and th 142 +0.3
Week of 11/23100.0*Chance in playoffs100.0*Average seed
American Ninja 98.5 Putin on the Ritz 88.8 -0.7
Cornballer 119.7 Chosen Ones 85 -0.1
Jewbacca and th 100 Acoustic Mayhem 128 -0.1
Karma Police 67 Peter SMASH!!! 54 -0.1
Sonshine Express 88 South Beach Tal 101 +0.1
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Karma Police 64 Chosen Ones 95.2 +0.1
If winner is:HomeAway
Peter SMASH!!! vs Putin on the Ritz-0.4+0.4
Acoustic Mayhem vs Cornballer+0.2-0.2
Jewbacca and th vs Sonshine Express+0.2-0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
81-0In1948335,462,763
70-1In1005,461,577
Total:In10246610,924,340
Games Above .500
Chance Will Make Playoffs