How are these numbers calculated?

Big Games

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

Week of 4/1100.0*Chance in playoffs100.0*Average seed
Wawanesa 5 Guerriers Nains 8 -9.6
-0.2
Coconut Pete’s 9 Warriors 2 +8.9
+0.1
Goal Diggers 10 Chiefs 9 (so)-3.2
-0.2
Week of 4/7100.0*Chance in playoffs100.0*Average seed
Guerriers Nains 5 National 6 +2.3
+0.1
Reapers D2 8 Coconut Pete’s 5 +1.5
+0.2
Week of 4/14100.0*Chance in playoffs100.0*Average seed
Warriors 6 Re/Max 5 -29.5
-0.3
Coconut Pete’s 5 Chiefs 4 -20.0
-0.2
Guerriers Nains 8 Warriors 3 +15.0
Points
Chance Will Make Playoffs