How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Thursday100.0*Chance in playoffs100.0*Average seed
Las Vegas 5 Ontario 2 +6.4
Friday100.0*Chance in playoffs100.0*Average seed
Las Vegas 2 Ontario 1 In
-0.1
Victoria 9 Utah 2 In
+0.6
Alaska 3 Stockton 2 (so)-0.0
Saturday100.0*Chance in playoffs100.0*Average seed
Victoria 2 Utah 5 -0.9
Las Vegas 1 Ontario 7 +0.4
Alaska 4 Stockton 1 +0.3
Points
Chance Will Make Playoffs