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
OG 0 S04 1 -12.6
+0.1
-0.7
VIT 1 MAD 0 -3.9
+0.1
-0.1
MSF 0 XL 1 -2.7
-0.1
RGE 0 SK 1 -0.6
-0.1
If winner is:HomeAway
G2 vs FNC-2.6+2.7
-0.1+0.1
If winner is:HomeAway
Friday, 8/7100.0*Chance in playoffs100.0*Relegated100.0*Average seed
OG vs SK+18.6-15.5
No+0.2
+0.8-0.7
VIT vs S04-5.4+7.1
-0.2+0.2
-0.1+0.2
MSF vs G2+6.1-3.6
+0.2-0.1
+0.2-0.1
FNC vs XL+1.7-2.0
-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910RelegatedCount
103-0In40546No1,613,159
92-197.9%727432120No7,681,941
81-238.30102838230No10,924,468
70-31.2112612511.0%4,835,052
Total:53.4%51218192022500.2%25,054,620
Games Above .500
Chance Will Make Playoffs