How are these numbers calculated?

Big Games

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

Week of 4/16100.0*Chance in playoffs100.0*Average seed
Blizzard 1 RedHawks 3 -16.1
-1.4
Tsunami 3 Hegemony 4 +0.9
+0.1
Wizards 3 Hitmen 7 +0.8
-0.0
Sled Dogs 0 Badgers 3 (ot)+0.4
+0.1
Week of 4/23100.0*Chance in playoffs100.0*Average seed
Blizzard 2 Hegemony 4 -3.7
-0.4
Saints 8 Hitmen 1 -0.6
-0.1
Snowmen 4 Tsunami 3 (ot)-0.2
Sled Dogs 4 RedHawks 7 +0.1
-0.0
Week of 4/30100.0*Chance in playoffs100.0*Average seed
Blizzard 3 Wizards 5 Out
-1.8
Saints 6 Snowmen 5 (ot)-1.5
-0.3
Tsunami 3 Badgers 2 (ot)+0.1
-0.3
Points
Chance Will Make Playoffs