The winning New York Numbers numbers for August 21, 1988 were: evening 0-0-0.
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 |
|---|---|---|---|---|
| Aug 21, 1988 | Evening | 0-0-0 | 0 | 0 |
| Aug 20, 1988 | Evening | 2-1-2 | 5 | 5 |
| Aug 19, 1988 | Evening | 9-6-2 | 17 | 8 |
| Aug 18, 1988 | Evening | 9-2-6 | 17 | 8 |
| Aug 17, 1988 | Evening | 2-9-3 | 14 | 5 |
| Aug 16, 1988 | Evening | 7-8-2 | 17 | 8 |
| Aug 15, 1988 | Evening | 6-3-1 | 10 | 1 |