How are these numbers calculated?

Big Games

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

Week of 3/11100.0*Chance wins title100.0*Playoffs100.0*Last Place Game100.0*Average seed
GREY 9 SKY 5 +5.6
+22.3
No
+1.1
GOLD 17 IRISH 2 +0.3
+1.3
-1.4
+0.1
ROYAL 5 WHITE 3 +0.3
+1.3
+1.3
PINK 16 AZALEA 1 -0.2
-1.0
-1.1
LIME 9 MAROON 10 +0.2
-0.1
Week of 3/18100.0*Chance wins title100.0*Playoffs100.0*Last Place Game100.0*Average seed
GREY 23 IRISH 3 +3.6
Yes
+0.5
WHITE 11 GOLD 6 -1.3
-5.4
-0.2
PINK 15 MAROON 9 +0.2
+0.6
Week of 3/25None
Games Above .500
Chance Will Win Championship