How are these numbers calculated?

Big Games

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

Week of 9/10100.0*Chance in playoffs100.0*Average seed
Montreal 1 Carolina 0 -0.3
Edmonton 1 Ft. Lauderdale 2 In
+0.6
Minnesota 2 Atlanta 0 -0.1
-0.1
Week of 9/17100.0*Chance in playoffs100.0*Average seed
Puerto Rico 1 Tampa Bay 0 +0.1
Montreal 2 Edmonton 0 +0.1
Tampa Bay 1 Minnesota 1 +0.1
Ft. Lauderdale 1 Atlanta 1 +0.0
Week of 9/24100.0*Chance in playoffs100.0*Average seed
Tampa Bay 2 Ft. Lauderdale 0 -0.4
Points
Chance Will Make Playoffs