The winning North Carolina Pick 3 numbers for May 15, 2021 were: daytime 4-6-6; evening 4-4-0.
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 15, 2021 | Evening | 4-4-0 | 8 | 8 |
| May 15, 2021 | Daytime | 4-6-6 | 16 | 7 |
| May 14, 2021 | Evening | 3-4-2 | 9 | 9 |
| May 14, 2021 | Daytime | 1-5-8 | 14 | 5 |
| May 13, 2021 | Evening | 2-1-4 | 7 | 7 |
| May 13, 2021 | Daytime | 9-5-9 | 23 | 5 |
| May 12, 2021 | Evening | 6-6-6 | 18 | 9 |
| May 12, 2021 | Daytime | 2-5-1 | 8 | 8 |
| May 11, 2021 | Evening | 2-3-9 | 14 | 5 |
| May 11, 2021 | Daytime | 6-4-0 | 10 | 1 |
| May 10, 2021 | Evening | 8-1-1 | 10 | 1 |
| May 10, 2021 | Daytime | 3-7-9 | 19 | 1 |
| May 9, 2021 | Evening | 5-8-2 | 15 | 6 |
| May 9, 2021 | Daytime | 6-9-6 | 21 | 3 |