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*Chance in playoffs100.0*Average seed
Maybe Monkeys 85.38 Kevin Cadles Ba 72 +5.3
+0.8
Mikeys Chargers 118.16 Pack Attack 81.74 Out
+0.1
Password is Taco 81.72 Gotham Rogues 96.18 -0.4
-0.2
HertzVanRentals 80.02 Wacko for Flacco 81.28 +0.3
Week of 12/11100.0*Chance in playoffs100.0*Average seed
Gotham Rogues 95.44 Wacko for Flacco 88.14 -0.5
Detroit Sabres 98.42 Password is Taco 88.12 -0.1
Maybe Monkeys 98.78 Definitely Monk 77.28 +0.0
Games Above .500
Chance Will Make Playoffs