How are these numbers calculated?

Big Games

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

Week of 7/13100.0*Chance in playoffs100.0*Average seed
ORANGE 9 SKY 10 +31.3
+1.6
PURPLE 6 LIME 16 +0.8
+0.1
BLACK 9 CAROLINA 5 -0.6
+0.0
MAROON 2 AZALEA 13 +0.5
+0.1
MILITARY 7 INDIGO 7 -0.2
-0.1
WHITE 6 ROYAL 13 +0.0
Week of 7/20100.0*Chance in playoffs100.0*Average seed
SKY 12 MILITARY 4 In
+0.4
BLACK 7 WHITE 21 -4.2
-0.2
PURPLE 7 GOLD 18 -0.5
-0.0
LIME 17 ROYAL 5 +0.1
Games Above .500
Chance Will Make Playoffs