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*Chance in playoffs100.0*Average seed
SUV 93 Pyledrivers 122 +0.2
+0.5
Bogus Lump 106 Chupacabras 159 -0.1
-0.1
Duke 143 Skinny Bastards 111 +0.1
-0.1
Week of 12/7100.0*Chance in playoffs100.0*Average seed
Bogus Lump 132 Swillards 128 +0.4
Pyledrivers 135 Docinators 98 +0.1
Tonto 113 Duke 78 -0.1
Games Above .500
Chance Will Make Playoffs