How are these numbers calculated?

Big Games

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

Week of 3/7100.0*Chance in playoffs100.0*Average seed
SSE B6 2 NL A6 5 -10.5
-0.6
NL A6 0 NL C6 3 +2.7
-0.1
WL B6 3 NL A6 1 +1.6
OK B6 1 NL C6 3 -0.8
WL C6 1 OK B6 9 -0.1
Week of 3/14100.0*Chance in playoffs100.0*Average seed
OK B6 4 WL C6 3 +7.0
Week of 3/21100.0*Chance in playoffs100.0*Average seed
WL B6 1 SSE B6 2 In
+1.0
SSE B6 1 WL C6 2 -25.0
-0.6
NL A6 3 WL B6 2 +0.1
Games Above .500
Chance Will Make Playoffs