The winning North Carolina Pick 4 numbers for May 21, 2017 were: daytime 4-7-1-7; evening 9-0-1-9.
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, 2017 | Evening | 9-0-1-9 | 19 | 1 |
| May 21, 2017 | Daytime | 4-7-1-7 | 19 | 1 |
| May 20, 2017 | Evening | 3-4-3-7 | 17 | 8 |
| May 20, 2017 | Daytime | 4-6-4-7 | 21 | 3 |
| May 19, 2017 | Evening | 1-8-6-7 | 22 | 4 |
| May 19, 2017 | Daytime | 4-7-7-6 | 24 | 6 |
| May 18, 2017 | Evening | 6-2-9-4 | 21 | 3 |
| May 18, 2017 | Daytime | 5-7-2-9 | 23 | 5 |
| May 17, 2017 | Evening | 6-2-6-5 | 19 | 1 |
| May 17, 2017 | Daytime | 3-5-6-7 | 21 | 3 |
| May 16, 2017 | Evening | 1-7-3-9 | 20 | 2 |
| May 16, 2017 | Daytime | 4-9-7-8 | 28 | 1 |
| May 15, 2017 | Evening | 4-1-7-6 | 18 | 9 |
| May 15, 2017 | Daytime | 6-5-1-0 | 12 | 3 |