How are these numbers calculated?

Big Games

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

Wednesday, 3/14100.0*Chance in playoffs100.0*Average seed
SPA 20 LO 19 -6.4
-0.9
HA 12 LO 14 +2.5
+0.8
HA 15 SPA 16 -0.4
MEL 6 OS 9 -0.4
JPP 14 OS 9 +0.4
-0.1
EG 14 RS 15 -0.1
-0.0
JPP 17 MEL 9 -0.1
-0.1
EG 15 BF 24 -0.0
Monday, 3/19100.0*Chance in playoffs100.0*Average seed
BF 5 LO 14 +1.9
+1.5
OS 10 SPA 18 +1.3
-0.0
EC 11 LO 23 +1.0
+0.1
SAL 14 HA 13 +0.7
+0.1
EG 15 OS 19 -0.3
MEL 16 HA 17 -0.2
-0.0
RS 18 QE 3 -0.1
-0.0
MEL 10 SAL 26 -0.1
RS 12 JPP 19 -0.1
JPP 25 QE 5 -0.0
Wednesday, 3/21100.0*Chance in playoffs100.0*Average seed
JPP 18 SAL 32 +0.5
RS 2 LO 27 +0.3
SPA 21 SAL 17 -0.3
RS 5 HA 22 +0.2
EG 12 SPA 25 -0.0
SPA 1 QE 0 -0.0
EG 18 JPP 24 -0.0
Games Above .500
Chance Will Make Playoffs