How are these numbers calculated?

Big Games

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

Week of 6/3100.0*Chance in playoffs100.0*Average seed
Saints 121 Galaxy 150 +1.4
+0.2
Sea Dawgs 102 Crossover 105 (ot)-1.0
-0.6
Bluewave 112 Flight 111 -0.3
-0.2
Sabers 126 Prowl 117 -0.1
Sabers 126 Prowl 117 Out
Flight 87 Galaxy 90 +0.1
Week of 6/10100.0*Chance in playoffs100.0*Average seed
Prowl 0 Galaxy 2 -0.8
-0.1
Sabers 144 Flight 115 +0.0
Galaxy 0 Saints 2 -0.9
Sea Dawgs 99 Crossover 88 +0.4
Invasion 112 Crossover 99 +0.0
Week of 6/17100.0*Chance in playoffs100.0*Average seed
Sea Dawgs 94 Invasion 90 +1.4
Flight 118 Prowl 110 +0.7
Sea Dawgs 115 Raw 105 +0.6
Flight 108 Galaxy 97 -0.4
Galaxy 145 Prowl 151 -0.0
Games Above .500
Chance Will Make Playoffs