How are these numbers calculated?

Big Games

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

Week of 10/25100.0*Chance in playoffs100.0*Promoted100.0*Average seed
SSA Savannah Un 3 Hinesville Socc 1 In
Yes
+0.2
Week of 11/1100.0*Chance in playoffs100.0*Promoted100.0*Average seed
SSA Chelsea Sou 3 SSA Savannah Un 4 +0.3
Points
Chance Will Make Playoffs