How are these numbers calculated?

Big Games

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

Week of 11/26100.0*Chance in playoffs100.0*Average seed
Hedgehog Concept 137.6 Iron Skins 166.1 +17.9
+0.9
Heavy Meatstuffs 198 bug 156.5 +4.1
+0.1
Hot Hands 113.1 Bug Chomper 135.9 -4.1
-0.1
Bat Dad 182.9 Florida Flamingos 130.8 -2.0
-0.1
Captain Andrew 136.8 World Coffee Cups 175.5 -0.3
-0.1
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Florida Flamingos 153.6 Iron Skins 228.9 +17.6
+0.8
Bug Chomper 108.3 bug 128.9 +6.8
+0.1
World Coffee Cups 129.7 East of the Equ 105.3 -0.8
-0.1
Heavy Meatstuffs 164.9 Hot Hands 147.9 +0.8
+0.1
Bat Dad 223.5 Hedgehog Concept 127.4 +0.1
Week of 12/10100.0*Chance in playoffs100.0*Average seed
Bat Dad 134.4 Iron Skins 196 +0.9
Hedgehog Concept 199.3 Florida Flamingos 126.1 -0.4
Hot Hands 126.7 bug 142.2 +0.1
Games Above .500
Chance Will Make Playoffs