How are these numbers calculated?

Big Games

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

Week of 11/15100.0*Chance in playoffs100.0*Average seed
Duchess 74.94 Sass 82.52 +5.9
+0.5
ITSAWASH 128.06 Mattress 46.1 -1.5
Whites 89.66 10Deep 48.92 +1.0
IRSlots 147.46 Chocolate 86.52 +0.8
Taints 101.38 ElToro 80.86 +0.2
Annexation 88.48 Memo 65.82 +0.1
Week of 11/22100.0*Chance in playoffs100.0*Average seed
Sass 120.98 Chocolate 84.88 +1.0
+0.5
Duchess 98.24 ITSAWASH 69.18 +0.8
ElToro 80.74 Mattress 84.22 +0.4
+0.3
Memo 121.98 Whites 84.5 -0.1
-0.1
IRSlots 71.6 Taints 42.86 +0.1
+0.1
Games Above .500
Chance Will Make Playoffs