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
EG 15 BF 24 -15.3
-1.1
EG 14 RS 15 -14.6
-1.1
SPA 20 LO 19 -0.9
HA 12 LO 14 +0.6
BF 29 RS 10 -0.4
HA 15 SPA 16 -0.4
-0.0
MEL 6 OS 9 +0.3
JPP 14 OS 9 -0.1
+0.0
Monday, 3/19100.0*Chance in playoffs100.0*Average seed
EG 15 OS 19 Out
-1.0
OS 10 SPA 18 -2.2
+0.1
MEL 16 HA 17 -1.1
+0.1
MEL 10 SAL 26 -1.0
+0.1
SAL 14 HA 13 +0.5
JPP 25 QE 5 -0.4
+0.1
RS 18 QE 3 -0.2
+0.2
RS 12 JPP 19 -0.1
BF 5 LO 14 +0.1
EC 11 LO 23 +0.1
+0.2
EC 11 BF 19 +0.2
Wednesday, 3/21100.0*Chance in playoffs100.0*Average seed
EG 12 SPA 25 -0.6
EG 18 JPP 24 -0.6
SPA 1 QE 0 +0.2
Games Above .500
Chance Will Make Playoffs