How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Average seed
Short Shorters 68.48 Belicheckurself 80.08 -0.2
Brady's Bombers 71.36 Connor's Conque 76.94 +0.1
Week of 11/30100.0*Average seed
TouchDowns Synd 120.92 Brady's Bombers 117.6 +0.1
Short Shorters 91.98 Devastating Dales 96.14 -0.1
If winner is:HomeAway
Week of 12/7100.0*Average seed
Short Shorters vs North Remembers+0.7-0.1
JPP You're A Fi vs Brady's Bombers+0.0-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
31-0Out91914,109,590
20-1Out39770,762,618
Total:Out188284,872,208
Games Above .500
Chance Will Make Playoffs