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 +17.1
-0.9
+0.7
RGE 0 SK 1 -7.1
-0.2
G2 1 FNC 0 -2.1
OG 0 S04 1 +2.0
+1.0
+0.1
VIT 1 MAD 0 -1.1
+1.2
-0.1
If winner is:HomeAway
Friday, 8/7100.0*Chance in playoffs100.0*Relegated100.0*Average seed
FNC vs XL-18.0+18.0
+0.0No
-0.8+0.8
MSF vs G2+2.6-1.3
+0.1-0.0
+0.1-0.1
VIT vs S04+0.6-0.7
OG vs SK+0.4-0.3
+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
103-0In8515No3,003,168
92-1In542486No9,743,505
81-252.3%4484250No10,488,913
70-3Out39501000.3%3,748,634
Total:67.6%11171921229100.0%26,984,220
Games Above .500
Chance Will Make Playoffs