How are these numbers calculated?

Big Games

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

Week of 2/25100.0*Chance in playoffs100.0*Average seed
OC2 1 Flyers 0 In
+0.9
OC1 1 Gulls1 0 -0.6
-0.2
Wave 0 Heat 1 +0.2
+0.0
Leafs 1 Kings 0 -0.2
Week of 3/4100.0*Chance in playoffs100.0*Average seed
Gulls1 0 OC2 1 +0.9
Gulls2 0 OC1 1 -0.3
Games Above .500
Chance Will Make Playoffs