How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
Favre Waffle Co 81.3 CroMartie McFly 105.22 +3.9
+0.9
Bjorn Identity 87.92 TightyWhiteys 128.3 +1.5
E for Elite 80.82 passwordistaco 75.86 +1.3
Baratheons Bast 82.28 You Down With J 146.86 -1.2
BieberHole69 138.8 Fuhgeddaboudit 71.68 -0.7
+0.1
Week of 11/28100.0*Chance in playoffs100.0*Average seed
CroMartie McFly 102.24 TightyWhiteys 156.92 Out
-1.5
Favre Waffle Co 142.22 Baratheons Bast 64.8 Out
-0.1
Bjorn Identity 145.2 Fuhgeddaboudit 83.34 -4.9
-0.1
BieberHole69 137.98 passwordistaco 89.62 +2.2
+0.3
E for Elite 110.4 SmallThingToAGi 83.78 -0.2
Games Above .500
Chance Will Make Playoffs