How are these numbers calculated?

Big Games

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

Friday100.0*Chance in playoffs100.0*Average seed
Worcester 2 Rockland 12 +3.4
+0.1
Gary 20 Newark 11 +0.6
If winner is:HomeAway
Saturday100.0*Chance in playoffs100.0*Average seed
Worcester vs Rockland-3.6+3.6
-0.1+0.1
Gary vs Newark+0.6-0.6
Quebec vs New Jersey-0.2+0.2

What If

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

100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213Count
66-89In100666*
6556-24In991414
6455-25In991873
6354-2699.9%99101,845
6253-2799.798203,575
6152-2899.997306,670
6051-2999.9964012,245
5950-3099.8928020,816
5849-3199.687130033,190
5748-3299.378211050,955
5647-3398.265332074,176
5546-3495.3504650101,945
5445-3588.83356110134,494
5344-3676.51858231167,575
5243-3757.88503930199,284
5142-3835.923453110226,430
5041-3920.602058211243,396
4940-4010.601153342249,384
4839-413.60439499242,812
4738-420.91235619225,278
4637-430.20125435199,748
4536-440.1054451167,587
4435-450.0023265134,170
4334-460.0012278102,494
4233-470.000138673,734
4132-480.00089250,931
4031-490.00049633,586
3930-50Out029820,826
3829-51Out019912,276
3728-52Out1996,832
3627-53Out001003,665
3526-54Out1991,792
3425-55Out199846
3324-56Out0100422
9-32Out100640*
Total:29.7%11192524212,805,572

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs