How are these numbers calculated?

Big Games

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

Tuesday, 5/8100.0*Chance in playoffs100.0*Average seed
Hipsters 0 Nannies 2 +17.4
+0.4
Compton 4 Pixies 0 +2.1
+0.1
Cats 0 Crabs 2 -1.9
-0.0
Wednesday, 5/9100.0*Chance in playoffs100.0*Average seed
Nannies 2 Compton 1 In
+0.2
Pixies 3 Hipsters 0 -0.2
Thursday, 5/10100.0*Chance in playoffs100.0*Average seed
Nannies 3 Pixies 2 (ot)+0.3
Turtles 4 Cats 0 -0.1
Points
Chance Will Make Playoffs