How are these numbers calculated?

Big Games

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

Tuesday100.0*Average seed
Silky Terriers 6 Schnauzers 7 +0.1
Silky Terriers 5 Schnauzers 4 -0.1
Poodles 8 Cane Corso 7 +0.1
Poodles 4 Cane Corso 6 -0.1
Sunday100.0*Average seed
Poodles 1 Scottys 5 +0.2
Poodles 6 Scottys 4 -0.2
Silky Terriers 5 Bearded Collies 6 +0.1
Silky Terriers 6 Bearded Collies 5 -0.1
Pointers 3 Cane Corso 1 +0.1
Pointers 4 Cane Corso 15 -0.1
If winner is:HomeAway
Tuesday100.0*Average seed
Pugs vs Scottys-0.1+0.1
Pugs vs Scottys-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456789101112Count
36-38In1002,236,993,697*
340-2In5941746,549,679
Total:In90102,983,543,376

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs