How are these numbers calculated?

Big Games

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

Thursday100.0*Chance in playoffs100.0*Average seed
JIT 3 JCD 5 +4.8
+0.2
TKP 5 GC 3 -0.5
RR 4 SG 6 +0.4
RSS 8 DS! 3 +0.4
DYK 6 JAP 7 -0.1
If winner is:HomeAway
Friday100.0*Chance in playoffs100.0*Average seed
JIT vs JCD-4.8+4.8
-0.2+0.2
TKP vs GC-0.5+0.5
RSS vs DS!+0.4-0.4
RR vs SG-0.4+0.4
DYK vs JAP+0.3-0.3
GMG vs HB-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
102-123In100668*
10154-22In9523251
10053-23In9361556
9952-24In89911,277
9851-25In851232,595
9750-26In7718045,165
9649-27In6825079,290
9548-28In583001116,085
9447-29In453611826,869
9346-30100.0%3340225041,768
9245-31100.02239435062,208
9144-3299.813356460087,272
9043-3399.562985700116,249
8942-3498.532096610146,921
8841-3596.01121073400176,468
8740-3690.606975900200,415
8639-3780.7027721810216,404
8538-3865.30146031400222,034
8437-3945.902434211100217,125
8336-4026.601254623400201,126
8235-4111.9001239361210176,532
8134-423.904244125600146,335
8033-430.90110333716200116,299
7932-440.100318383191087,485
7831-450.00172640224061,871
7730-460.0002133536131042,075
7629-47Out0042242275026,792
7528-48Out00110354113116,320
7427-49Out00421452649,215
7326-50Out0194039105,010
7225-51Out0052848192,648
7124-52Out011847331,220
7023-53Out1104445580
6922-54Out73559251
6821-55Out32572101
6720-56Out2168245
6619-57Out208010
47-65Out100518*
Total:55.9%4844018117421002,444,053

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs