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*Chance in playoffs100.0*Average seed
Cobras 114 Express 119 +20.0
+0.7
Sea Dawgs 100 HoopForLyfe 107 -11.0
-0.2
Players 160 Cobras 111 +0.8
+0.0
Express 114 Players 131 -0.8
-0.0
Week of 6/1100.0*Chance in playoffs100.0*Average seed
Express 124 HoopForLyfe 125 Out
-0.9
Week of 6/8100.0*Chance in playoffs100.0*Average seed
Invasion 138 Cobras 100 +0.0
Games Above .500
Chance Will Make Playoffs