How are these numbers calculated?

Big Games

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

Week of 3/10100.0*Chance in playoffs100.0*Average seed
Fighting Piranh 6 Gold Rush 4 -2.2
-0.3
Royals C3 5 Maroons C3 2 +1.8
Blade Runners 1 Wingmen 0 -0.7
+0.0
Maroons C3 2 Fighting Ice Fish 0 -0.2
Week of 3/17100.0*Chance in playoffs100.0*Average seed
Gold Rush 6 Blade Runners 3 In
+0.3
Wingmen 1 Nighthawks 0 +2.5
-0.2
Week of 3/24100.0*Chance in playoffs100.0*Average seed
Shameonice C3 3 Wingmen 2 +0.8
Nighthawks 1 Gold Rush 2 +0.1
Points
Chance Will Make Playoffs