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 -0.6
Gladiators 127 Invasion 164 +0.1
Players 160 Cobras 111 +0.1
Week of 6/1100.0*Average seed
Sea Dawgs 128 Big Texas 130 -0.3
Cobras 108 Invasion 111 +0.1
Players 157 Gladiators 104 +0.1
Week of 6/8100.0*Average seed
Cobras 113 Sea Dawgs 91 -0.5
Big Texas 125 Sea Dawgs 114 -0.1
Express 109 Gladiators 94 +0.1
Games Above .500
Chance Will Make Playoffs