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 No
No
+2.3
-0.1
LIME 9 MAROON 10 +0.7
GREY 9 SKY 5 -4.5
+0.1
ROYAL 5 WHITE 3 +0.2
GOLD 17 IRISH 2 -0.2
+0.0
Week of 3/18100.0*Chance wins title100.0*Playoffs100.0*Last Place Game100.0*Average seed
SKY 11 AZALEA 3 Yes
-0.2
GREY 23 IRISH 3 -0.3
+0.0
WHITE 11 GOLD 6 +0.1
ROYAL 1 LIME 19 +0.1
Week of 3/25100.0*Chance wins title100.0*Playoffs100.0*Last Place Game100.0*Average seed
MAROON 15 IRISH 1 +0.1
WHITE 11 AZALEA 7 -0.0
Games Above .500
Chance Will Win Championship