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
Gladiators 3 Mayhem 1 Out
-0.0
Charge 3 Reign 1 -0.5
Mayhem 1 Dragons 3 -0.2
Dynasty 4 Fuel 0 -0.1
Week of 4/28100.0*Chance in playoffs100.0*Average seed
Dynasty 4 Outlaws 0 +0.1
Fuel 3 Outlaws 1 +0.0
If winner is:HomeAway
Week of 5/3100.0*Chance in playoffs100.0*Average seed
Mayhem vs Fuel+1.3-0.1
Outlaws vs Charge-0.5+0.2
Outlaws vs Spitfire-0.5+0.0
Uprising vs Justice+0.1-0.4
Justice vs Dragons-0.4+0.0

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
11-0Out530541011,383,683,920
00-1Out22473128,758,698,960
Total:Out0124452930,142,382,880
Games Above .500
Chance Will Make Playoffs