How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Sunday100.0*Average seed
mephnick's Team 224.25 Montreal Dive 139.55 -0.5
Bust A Kapenen 113.6 Dude, Where's M 252.1 +0.2
District 5 173.9 Josi and the pu 225.75 +0.1
Cootsie's Cooties 162.15 CrazyLGorillas' 193.75 -0.1
Monday100.0*Average seed
District 5 108.75 Montreal Dive 145.05 +0.5
CrazyLGorillas' 189.75 Bust A Kapenen 150.35 +0.2
Tuesday100.0*Average seed
Bust A Kapenen 209.65 Josi and the pu 267.75 +0.2
CMKs Team 111.55 Montreal Dive 108.3 -0.2
Games Above .500
Chance Will Make Playoffs