The winning New York Win 4 numbers for October 15, 2021 were: midday 6-6-8-9; evening 5-5-7-1.
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 |
|---|---|---|---|---|
| Oct 15, 2021 | Evening | 5-5-7-1 | 18 | 9 |
| Oct 15, 2021 | Midday | 6-6-8-9 | 29 | 2 |
| Oct 14, 2021 | Evening | 9-1-7-9 | 26 | 8 |
| Oct 14, 2021 | Midday | 6-9-5-3 | 23 | 5 |
| Oct 13, 2021 | Evening | 2-8-7-6 | 23 | 5 |
| Oct 13, 2021 | Midday | 4-0-3-4 | 11 | 2 |
| Oct 12, 2021 | Evening | 4-6-0-6 | 16 | 7 |
| Oct 12, 2021 | Midday | 2-6-2-1 | 11 | 2 |
| Oct 11, 2021 | Evening | 2-8-0-1 | 11 | 2 |
| Oct 11, 2021 | Midday | 1-2-6-0 | 9 | 9 |
| Oct 10, 2021 | Evening | 8-0-8-7 | 23 | 5 |
| Oct 10, 2021 | Midday | 7-0-7-8 | 22 | 4 |
| Oct 9, 2021 | Evening | 3-9-2-4 | 18 | 9 |
| Oct 9, 2021 | Midday | 9-3-7-9 | 28 | 1 |