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
Giannina 1 OFI 0 -0.3
Panetolikos 1 Panathinaikos 0 -0.2
PAOK 4 Lamia 0 +0.0
Volos 2 Apollon 0 +0.0
If winner is:HomeDrawAway
Larissa vs Lamia+0.1+0.0-0.2
If winner is:HomeDrawAway
Week of 2/27100.0*Average seed
Apollon vs OFI-0.3-0.0+0.9
Larissa vs Panetolikos+0.1+0.1-0.2
Lamia vs Giannina-0.2+0.0+0.1
Lamia vs Larissa-0.1+0.1+0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChampionshipChance will finish regular season at seedRelegation
TPW-D-LplayoffsPlayoffs1234567891011121314PlayoffsCount
283-0-0OutNo14553010Yes210,343,251
262-1-0OutNo119572300Yes1,067,659,271
252-0-1OutNo6405210Yes2,455,025,531
241-2-0OutNo1147870Yes1,419,388,364
231-1-1OutNo2762110Yes6,032,964,341
221-0-2OutNo0663030Yes6,224,359,645
0-3-0OutNo673030Yes449,002,386
210-2-1OutNo4344130Yes2,456,326,183
200-1-2OutNo2148301Yes4,051,288,553
190-0-3OutNo534529Yes1,815,579,175
Total:OutNo0285227111Yes26,181,936,700
Points
Chance Will Make Playoffs