How are these numbers calculated?

Big Games

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

Friday, 2/16100.0*Chance in playoffs100.0*Average seed
WarNAVY 5 HCDallas 2 -19.4
-1.8
HCDallas 1 Eagles 0 +19.0
+1.5
Mariners 1 HawksRED 3 +1.2
+0.1
GrMtnFalls 3 JagsBLACK 3 -0.8
Leafs 2 Oilers 1 +0.6
Oilers 3 Heat 3 +0.4
Heat 2 HawksBLACK 6 +0.3
Steamboat 6 Mariners 2 -0.1
Saturday, 2/17100.0*Chance in playoffs100.0*Average seed
HawksBLACK 3 HCDallas 0 -5.7
-0.6
HawksRED 6 Steamboat 5 +2.5
-0.0
JagsBLACK 2 Eagles 2 +1.6
+0.0
WarNAVY 5 Leafs 1 -1.5
-0.1
JagsBLACK 6 Heat 3 -1.1
+0.0
Oilers 2 WarNAVY 5 -1.0
Heat 0 GrMtnFalls 4 -0.8
+0.0
Mariners 1 GrMtnFalls 5 -0.6
Eagles 2 Steamboat 3 -0.6
-0.0
Leafs 4 Mariners 1 -0.2
+0.0
HawksBLACK 3 Oilers 1 -0.2
+0.0
Sunday, 2/18100.0*Chance in playoffs100.0*Average seed
HCDallas 5 Leafs 1 +0.4
+1.5
HCDallas 2 HawksRED 0 +0.4
+1.0
Heat 1 Steamboat 5 Out
+0.1
Steamboat 2 JagsBLACK 4 Out
GrMtnFalls 2 WarNAVY 2 +0.1
HawksRED 4 Eagles 0 -0.0
Leafs 0 HawksBLACK 4 +0.0
Oilers 4 Mariners 1 -0.1
Games Above .500
Chance Will Make Playoffs