The winning New York Win 4 numbers for May 21, 2005 were: midday 3-9-6-1; evening 1-0-2-9.
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 | 1-0-2-9 | 12 | 3 |
| May 21, 2005 | Midday | 3-9-6-1 | 19 | 1 |
| May 20, 2005 | Evening | 8-2-1-1 | 12 | 3 |
| May 20, 2005 | Midday | 5-2-1-2 | 10 | 1 |
| May 19, 2005 | Evening | 8-5-1-4 | 18 | 9 |
| May 19, 2005 | Midday | 4-6-5-3 | 18 | 9 |
| May 18, 2005 | Evening | 8-3-8-6 | 25 | 7 |
| May 18, 2005 | Midday | 7-7-8-5 | 27 | 9 |
| May 17, 2005 | Evening | 5-7-5-1 | 18 | 9 |
| May 17, 2005 | Midday | 4-7-1-2 | 14 | 5 |
| May 16, 2005 | Evening | 4-3-6-1 | 14 | 5 |
| May 16, 2005 | Midday | 5-6-2-7 | 20 | 2 |
| May 15, 2005 | Evening | 5-1-4-4 | 14 | 5 |
| May 15, 2005 | Midday | 9-1-1-9 | 20 | 2 |