How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 4/19100.0*Chance in playoffs100.0*Average seed
Dynasty 4 Fuel 0 -18.8
-1.8
Fuel 0 Titans 4 -15.6
-1.8
Hunters 1 Gladiators 3 +1.7
+0.1
Shock 4 Spark 0 +1.6
+0.1
Charge 3 Reign 1 +1.6
+0.2
Fusion 1 Excelsior 3 +1.3
+0.1
Uprising 0 Titans 4 +1.3
+0.1
Mayhem 1 Dragons 3 -1.2
-0.1
Dragons 3 Outlaws 0 -1.2
Gladiators 3 Mayhem 1 -0.6
-0.1
Uprising 0 Spitfire 4 +0.6
Defiant 0 Shock 4 -0.1
Week of 4/28100.0*Chance in playoffs100.0*Average seed
Fuel 3 Outlaws 1 +24.9
+1.5
Fuel 4 Valiant 0 +19.4
+1.9
Spitfire 1 Hunters 3 -4.3
-0.2
Valiant 2 Dynasty 3 -2.5
-0.1
Spitfire 4 Eternal 0 +2.0
+0.1
Dynasty 4 Outlaws 0 -1.7
-0.1
Eternal 2 Spark 3 -1.2
Hunters 1 Spark 3 +1.0
If winner is:HomeAway
Week of 5/3100.0*Chance in playoffs100.0*Average seed
Mayhem vs Fuel-33.1In
-1.3+1.3
Valiant vs Hunters+9.9-9.9
+0.2-0.2
Shock vs Fusion+9.6-9.6
+0.2-0.2
Shock vs Dragons+5.2-5.2
+0.2-0.2
Justice vs Dragons+5.2-5.2
+0.2-0.2
Titans vs Dynasty+4.1-4.1
+0.2-0.2
Spark vs Dynasty-4.0+4.0
Uprising vs Justice-1.2+1.2
Gladiators vs Uprising+1.2-1.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
51-0In005583244,556,616,591
40-133.8%07273823504,556,489,169
Total:66.9%0032919161911309,113,105,760
Games Above .500
Chance Will Make Playoffs