The winning New York Numbers numbers for May 21, 1989 were: evening 3-8-8.
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 |
|---|---|---|---|---|
| May 21, 1989 | Evening | 3-8-8 | 19 | 1 |
| May 20, 1989 | Evening | 0-0-1 | 1 | 1 |
| May 19, 1989 | Evening | 0-4-4 | 8 | 8 |
| May 18, 1989 | Evening | 7-7-2 | 16 | 7 |
| May 17, 1989 | Evening | 3-5-5 | 13 | 4 |
| May 16, 1989 | Evening | 3-1-0 | 4 | 4 |
| May 15, 1989 | Evening | 0-1-2 | 3 | 3 |