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
Bluewave 112 Flight 111 -21.0
-1.0
Flight 87 Galaxy 90 -5.8
-0.7
Saints 121 Galaxy 150 +4.2
+0.2
Sabers 126 Prowl 117 +2.0
+0.1
Sabers 126 Prowl 117 -0.5
Week of 6/10100.0*Chance in playoffs100.0*Average seed
Galaxy 0 Saints 2 +6.2
-0.1
Sabers 144 Flight 115 -3.5
-0.5
Prowl 0 Galaxy 2 +3.1
+0.1
Invasion 112 Crossover 99 +0.3
+0.1
Crossover 125 Invasion 151 +0.2
Week of 6/17100.0*Chance in playoffs100.0*Average seed
Galaxy 145 Prowl 151 Out
-0.4
Flight 108 Galaxy 97 +0.8
Sea Dawgs 94 Invasion 90 -0.5
Sea Dawgs 115 Raw 105 +0.3
Crossover 115 Invasion 123 +0.1
Games Above .500
Chance Will Make Playoffs