The winning New York Numbers numbers for September 15, 1988 were: evening 2-0-1.
Sum is the digits added together (5+5+0 = 10). Root sum keeps adding until one digit is left (10 → 1+0 = 1) — many regular players track it in their notebooks. Odd/Even marks each digit O or E (5-5-0 = OOE). High/Low marks 0–4 as L and 5–9 as H (5-5-0 = HHL).
| Date | Draw | Numbers | Sum | Root |
|---|---|---|---|---|
| Sep 15, 1988 | Evening | 2-0-1 | 3 | 3 |
| Sep 14, 1988 | Evening | 4-0-7 | 11 | 2 |
| Sep 13, 1988 | Evening | 5-5-0 | 10 | 1 |
| Sep 12, 1988 | Evening | 8-7-8 | 23 | 5 |
| Sep 11, 1988 | Evening | 9-8-9 | 26 | 8 |
| Sep 10, 1988 | Evening | 8-4-2 | 14 | 5 |
| Sep 9, 1988 | Evening | 9-0-4 | 13 | 4 |