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
Mariners 1 HawksRED 3 +13.6
+1.6
Eagles 0 HawksBLACK 4 -0.6
WarNAVY 5 HCDallas 2 -0.4
-0.1
Oilers 3 Heat 3 +0.3
GrMtnFalls 3 JagsBLACK 3 +0.2
Heat 2 HawksBLACK 6 *-0.1
Saturday, 2/17100.0*Chance in playoffs100.0*Average seed
HawksRED 6 Steamboat 5 +22.2
+1.8
Mariners 1 GrMtnFalls 5 -3.0
-0.1
Leafs 4 Mariners 1 -2.6
-0.1
HawksBLACK 3 HCDallas 0 -1.6
-0.0
JagsBLACK 6 Heat 3 -1.3
Heat 0 GrMtnFalls 4 -1.1
+0.0
Oilers 2 WarNAVY 5 -0.9
JagsBLACK 2 Eagles 2 +0.6
+0.0
HawksBLACK 3 Oilers 1 -0.6
Eagles 2 Steamboat 3 -0.5
WarNAVY 5 Leafs 1 *-0.1
Sunday, 2/18100.0*Chance in playoffs100.0*Average seed
HCDallas 2 HawksRED 0 -27.1
-1.3
HawksRED 4 Eagles 0 +22.8
+1.1
Heat 1 Steamboat 5 -5.1
-0.2
Steamboat 2 JagsBLACK 4 -4.8
-0.0
Leafs 0 HawksBLACK 4 +4.3
+0.2
GrMtnFalls 2 WarNAVY 2 -2.6
-0.1
HCDallas 5 Leafs 1 +1.4
+0.1

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Games Above .500
Chance Will Make Playoffs