The winning New York Numbers numbers for October 21, 2009 were: midday 4-0-2; evening 3-5-3.
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 |
|---|---|---|---|---|
| Oct 21, 2009 | Evening | 3-5-3 | 11 | 2 |
| Oct 21, 2009 | Midday | 4-0-2 | 6 | 6 |
| Oct 20, 2009 | Evening | 2-6-8 | 16 | 7 |
| Oct 20, 2009 | Midday | 3-6-8 | 17 | 8 |
| Oct 19, 2009 | Evening | 7-7-2 | 16 | 7 |
| Oct 19, 2009 | Midday | 3-9-6 | 18 | 9 |
| Oct 18, 2009 | Evening | 8-1-3 | 12 | 3 |
| Oct 18, 2009 | Midday | 1-0-1 | 2 | 2 |
| Oct 17, 2009 | Evening | 7-7-5 | 19 | 1 |
| Oct 17, 2009 | Midday | 4-3-6 | 13 | 4 |
| Oct 16, 2009 | Evening | 1-1-5 | 7 | 7 |
| Oct 16, 2009 | Midday | 7-3-0 | 10 | 1 |
| Oct 15, 2009 | Evening | 8-2-9 | 19 | 1 |
| Oct 15, 2009 | Midday | 1-0-0 | 1 | 1 |