The winning New York Win 4 numbers for December 21, 2008 were: midday 8-5-6-4; evening 1-5-5-1.
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).
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 |
|---|---|---|---|---|
| Dec 21, 2008 | Evening | 1-5-5-1 | 12 | 3 |
| Dec 21, 2008 | Midday | 8-5-6-4 | 23 | 5 |
| Dec 20, 2008 | Evening | 0-1-7-5 | 13 | 4 |
| Dec 20, 2008 | Midday | 1-2-0-5 | 8 | 8 |
| Dec 19, 2008 | Evening | 9-2-7-9 | 27 | 9 |
| Dec 19, 2008 | Midday | 7-7-9-3 | 26 | 8 |
| Dec 18, 2008 | Evening | 8-3-7-0 | 18 | 9 |
| Dec 18, 2008 | Midday | 2-6-5-1 | 14 | 5 |
| Dec 17, 2008 | Evening | 6-7-0-7 | 20 | 2 |
| Dec 17, 2008 | Midday | 1-5-6-4 | 16 | 7 |
| Dec 16, 2008 | Evening | 2-3-3-7 | 15 | 6 |
| Dec 16, 2008 | Midday | 3-8-7-2 | 20 | 2 |
| Dec 15, 2008 | Evening | 1-0-0-4 | 5 | 5 |
| Dec 15, 2008 | Midday | 2-7-1-7 | 17 | 8 |