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
PINK 16 AZALEA 1 +3.4
+13.6
No
+0.7
ROYAL 5 WHITE 3 +0.4
+1.5
+1.1
LIME 9 MAROON 10 -0.3
-1.1
-0.6
GOLD 17 IRISH 2 +0.2
+0.6
+0.2
GREY 9 SKY 5 +0.1
+0.2
-0.5
Week of 3/18100.0*Chance wins title100.0*Playoffs100.0*Last Place Game100.0*Average seed
PINK 15 MAROON 9 +4.1
Yes
+0.6
GREY 23 IRISH 3 -0.5
-2.1
-0.1
WHITE 11 GOLD 6 -0.3
-1.1
Week of 3/25100.0*Chance wins title100.0*Playoffs100.0*Last Place Game100.0*Average seed
LIME 12 PINK 9 -0.2
WHITE 11 AZALEA 7 -0.1
Games Above .500
Chance Will Win Championship