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
BF 29 RS 10 -6.8
-0.7
EG 14 RS 15 +6.0
+0.4
HA 15 SPA 16 -2.0
SPA 20 LO 19 -2.0
JPP 14 OS 9 +1.4
MEL 6 OS 9 -1.2
-0.1
JPP 17 MEL 9 +0.1
EG 15 BF 24 -0.0
Monday, 3/19100.0*Chance in playoffs100.0*Average seed
RS 12 JPP 19 -9.0
-0.6
RS 18 QE 3 +4.3
+0.2
OS 10 SPA 18 +3.0
+0.0
SAL 14 HA 13 -2.3
-0.1
BF 5 LO 14 -1.4
-0.1
EG 15 OS 19 -1.1
-0.0
MEL 10 SAL 26 -0.8
-0.0
MEL 16 HA 17 -0.6
-0.0
JPP 25 QE 5 -0.1
-0.0
EC 11 LO 23 -0.1
-0.0
EC 11 BF 19 -0.0
Wednesday, 3/21100.0*Chance in playoffs100.0*Average seed
RS 5 HA 22 -50.3
-1.3
JPP 18 SAL 32 -6.0
-0.3
RS 2 LO 27 -5.8
-0.3
SPA 21 SAL 17 +2.4
+0.1
Games Above .500
Chance Will Make Playoffs