How are these numbers calculated?

Big Games

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

Tuesday100.0*Chance in playoffs100.0*Average seed
Seals 0 Penguins 1 -0.5
-0.2
Turtles 1 Bobcats 2 (ot)+0.3
+0.1
Wednesday100.0*Chance in playoffs100.0*Average seed
Yetis 0 Cop Killas 3 -2.2
-0.2
Turtles 0 Penguins 4 +1.0
+0.2
Thursday100.0*Chance in playoffs100.0*Average seed
Crabs 3 Pixies 1 In
+0.4
Seals 9 Bobcats 1 In
+0.1
Turtles 2 Cop Killas 1 (ot)-4.4
+0.1
Points
Chance Will Make Playoffs