How are these numbers calculated?

Big Games

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

Week of 2/20100.0*Average seed
Volos 2 Apollon 0 -0.4
Atromitos 1 Larissa 1 +0.1
Giannina 1 OFI 0 -0.1
PAOK 4 Lamia 0 +0.0
If winner is:HomeDrawAway
Larissa vs Lamia+0.0+0.0-0.1
If winner is:HomeDrawAway
Week of 2/27100.0*Average seed
Apollon vs OFI+0.4-0.2-0.9
Lamia vs Giannina+0.2+0.1-0.2
Aris vs Atromitos+0.0-0.0-0.2

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChampionshipChance will finish regular season at seedRelegation
TPW-D-LplayoffsPlayoffs1234567891011121314PlayoffsCount
313-0-0OutNo672221Yes1,088,078,587
292-1-0OutNo3850120Yes3,229,360,215
282-0-1OutNo20592100Yes6,041,411,983
271-2-0OutNo1049410Yes2,232,300,973
261-1-1OutNo23165200Yes6,387,219,482
251-0-2OutNo14612320Yes3,147,686,810
0-3-0OutNo177580Yes449,009,502
240-2-1OutNo4712330Yes1,643,516,727
230-1-2OutNo26531920Yes1,535,373,409
220-0-3OutNo23249170Yes427,979,012
Total:OutNo01435409200Yes26,181,936,700
Points
Chance Will Make Playoffs