The winning New York Numbers numbers for May 21, 2021 were: midday 8-6-5; evening 8-9-4.
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, 2021 | Evening | 8-9-4 | 21 | 3 |
| May 21, 2021 | Midday | 8-6-5 | 19 | 1 |
| May 20, 2021 | Evening | 6-8-4 | 18 | 9 |
| May 20, 2021 | Midday | 2-4-1 | 7 | 7 |
| May 19, 2021 | Evening | 7-7-2 | 16 | 7 |
| May 19, 2021 | Midday | 7-1-6 | 14 | 5 |
| May 18, 2021 | Evening | 1-0-6 | 7 | 7 |
| May 18, 2021 | Midday | 9-0-4 | 13 | 4 |
| May 17, 2021 | Evening | 1-6-6 | 13 | 4 |
| May 17, 2021 | Midday | 6-6-0 | 12 | 3 |
| May 16, 2021 | Evening | 8-3-6 | 17 | 8 |
| May 16, 2021 | Midday | 7-8-5 | 20 | 2 |
| May 15, 2021 | Evening | 4-8-4 | 16 | 7 |
| May 15, 2021 | Midday | 4-2-8 | 14 | 5 |