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 +2.8
Dragons 3 Outlaws 0 -2.3
-0.1
Uprising 0 Spitfire 4 +1.9
+0.1
Charge 3 Reign 1 +1.2
+0.2
Shock 4 Spark 0 +0.8
+0.0
Hunters 1 Gladiators 3 +0.8
+0.0
Uprising 0 Titans 4 +0.8
+0.0
Mayhem 1 Dragons 3 -0.6
-0.0
Fusion 1 Excelsior 3 +0.4
+0.0
Fuel 0 Titans 4 +0.2
Defiant 0 Shock 4 +0.0
Week of 4/28100.0*Chance in playoffs100.0*Average seed
Fuel 4 Valiant 0 -22.5
-1.5
Valiant 2 Dynasty 3 -7.6
-1.2
Spitfire 4 Eternal 0 +0.9
+0.0
Eternal 2 Spark 3 -0.7
+0.0
Dynasty 4 Outlaws 0 -0.4
-0.0
Hunters 1 Spark 3 -0.4
Fuel 3 Outlaws 1 -0.2
Spitfire 1 Hunters 3 -0.2
-0.2
If winner is:HomeAway
Week of 5/3100.0*Chance in playoffs100.0*Average seed
Justice vs Dragons+0.0Out
Valiant vs Hunters+0.0Out
+1.3-0.7
Spark vs Dynasty+0.0Out
Titans vs Dynasty+0.0Out
Shock vs Dragons+0.0Out
Shock vs Fusion+0.0Out
Gladiators vs Uprising+0.0-0.3
Uprising vs Justice-0.1+0.4
Eternal vs Defiant-0.1+0.1
Excelsior vs Reign+0.1-0.4
Titans vs Defiant+0.0-0.3

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
31-00.0%0026274220210,838,962,455
20-1Out041962131019,303,420,425
Total:0.0%00121018204091030,142,382,880
Games Above .500
Chance Will Make Playoffs