How are these numbers calculated?

Big Games

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

Week of 5/25100.0*Average seed
Sea Dawgs 100 HoopForLyfe 107 -0.4
Cobras 114 Express 119 +0.0
Players 160 Cobras 111 +0.0
Week of 6/1100.0*Average seed
Sea Dawgs 128 Big Texas 130 -0.0
Cobras 108 Invasion 111 +0.0
Week of 6/8100.0*Average seed
Cobras 113 Sea Dawgs 91 -0.5
Express 109 Gladiators 94 +0.0
Games Above .500
Chance Will Make Playoffs