The winning New York Numbers numbers for May 21, 2005 were: midday 1-6-4; evening 0-6-5.
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).
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, 2005 | Evening | 0-6-5 | 11 | 2 |
| May 21, 2005 | Midday | 1-6-4 | 11 | 2 |
| May 20, 2005 | Evening | 6-0-5 | 11 | 2 |
| May 20, 2005 | Midday | 3-7-4 | 14 | 5 |
| May 19, 2005 | Evening | 8-7-7 | 22 | 4 |
| May 19, 2005 | Midday | 2-0-9 | 11 | 2 |
| May 18, 2005 | Evening | 4-8-6 | 18 | 9 |
| May 18, 2005 | Midday | 4-0-7 | 11 | 2 |
| May 17, 2005 | Evening | 4-6-4 | 14 | 5 |
| May 17, 2005 | Midday | 5-2-9 | 16 | 7 |
| May 16, 2005 | Evening | 8-4-3 | 15 | 6 |
| May 16, 2005 | Midday | 4-6-3 | 13 | 4 |
| May 15, 2005 | Evening | 6-3-0 | 9 | 9 |
| May 15, 2005 | Midday | 6-8-4 | 18 | 9 |