The winning North Carolina Pick 3 numbers for May 21, 2015 were: daytime 8-3-3; evening 5-8-8.
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, 2015 | Evening | 5-8-8 | 21 | 3 |
| May 21, 2015 | Daytime | 8-3-3 | 14 | 5 |
| May 20, 2015 | Evening | 8-8-2 | 18 | 9 |
| May 20, 2015 | Daytime | 0-1-1 | 2 | 2 |
| May 19, 2015 | Evening | 8-9-3 | 20 | 2 |
| May 19, 2015 | Daytime | 6-9-5 | 20 | 2 |
| May 18, 2015 | Evening | 8-1-5 | 14 | 5 |
| May 18, 2015 | Daytime | 1-6-6 | 13 | 4 |
| May 17, 2015 | Evening | 1-2-8 | 11 | 2 |
| May 17, 2015 | Daytime | 7-3-7 | 17 | 8 |
| May 16, 2015 | Evening | 1-6-2 | 9 | 9 |
| May 16, 2015 | Daytime | 7-1-1 | 9 | 9 |
| May 15, 2015 | Evening | 2-3-9 | 14 | 5 |
| May 15, 2015 | Daytime | 0-9-7 | 16 | 7 |