How are these numbers calculated?

Big Games

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

Saturday, 8/1100.0*Chance in playoffs100.0*Relegated100.0*Average seed
MSF 0 XL 1 +20.1
-3.5
+0.9
RGE 0 SK 1 -4.2
+0.1
-0.2
G2 1 FNC 0 -2.0
OG 0 S04 1 +1.4
+1.5
VIT 1 MAD 0 -1.0
+1.5
-0.1
If winner is:HomeAway
Friday, 8/7100.0*Chance in playoffs100.0*Relegated100.0*Average seed
FNC vs XL-19.0+19.0
+0.4No
-0.9+0.9
MSF vs G2+1.6-1.6
+0.3-0.3
+0.1-0.1
OG vs SK+0.9-0.9
+0.1-0.1
VIT vs S04-0.2+0.2
+0.1-0.1

What If

Chances based on how well the XL finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910RelegatedCount
103-0In8713No1,045,784
92-1In845425No3,131,142
81-244.6%44143120No3,129,492
70-3Out22462943.5%1,045,122
Total:66.7%141917171910400.4%8,351,540
Games Above .500
Chance Will Make Playoffs