How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Tuesday, 10/31100.0*Last Place Game100.0*Average seed
GREY 20 MILITARY 6 +14.1
-0.4
WHITE 20 BLACK 9 +5.5
-0.1
BLACK 0.1 Bricks 0 -4.7
+0.1
GREY 20 PURPLE 17 +4.1
-0.1
SKY 0.1 Bricks 0 -2.1
+0.1
ROYAL 20 MILITARY 5 +1.8
-0.0
SKY 20 WHITE 12 -1.2
+0.0
Tuesday, 11/7100.0*Last Place Game100.0*Average seed
MILITARY 10 WHITE 15 Yes
-0.3
WHITE 12 Bricks 11 +10.1
+0.1
PURPLE 20 Bricks 7 -2.9
+0.1
PURPLE 20 MILITARY 5 +1.6
-0.1
Games Above .500
Chance Will Win Championship