How are these numbers calculated?

Big Games

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

Week of 12/4100.0*Average seed
Detroit Sabres 157.54 Taco Tuesdays 90.36 +0.2
Password is Taco 81.72 Gotham Rogues 96.18 +0.1
Mikeys Chargers 118.16 Pack Attack 81.74 -0.0
Week of 12/11100.0*Average seed
Taco Tuesdays 92.94 HertzVanRentals 96.04 +0.6
Detroit Sabres 98.42 Password is Taco 88.12 +0.1
Games Above .500
Chance Will Make Playoffs