How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Monday100.0*Average seed
Nannies 2 Raiders 4 +0.1
Pathfinders 1 Rustlers 6 +0.1
Tuesday100.0*Average seed
Rustlers 2 Nannies 1 +0.1
Points
Chance Will Make Playoffs