The winning North Carolina Pick 4 numbers for March 15, 2021 were: daytime 5-5-8-9; evening 5-8-3-1.
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 |
|---|---|---|---|---|
| Mar 15, 2021 | Evening | 5-8-3-1 | 17 | 8 |
| Mar 15, 2021 | Daytime | 5-5-8-9 | 27 | 9 |
| Mar 14, 2021 | Evening | 6-7-2-3 | 18 | 9 |
| Mar 14, 2021 | Daytime | 0-5-2-4 | 11 | 2 |
| Mar 13, 2021 | Evening | 5-7-8-3 | 23 | 5 |
| Mar 13, 2021 | Daytime | 4-8-4-8 | 24 | 6 |
| Mar 12, 2021 | Evening | 5-9-4-9 | 27 | 9 |
| Mar 12, 2021 | Daytime | 3-5-7-6 | 21 | 3 |
| Mar 11, 2021 | Evening | 9-0-7-5 | 21 | 3 |
| Mar 11, 2021 | Daytime | 8-2-8-9 | 27 | 9 |
| Mar 10, 2021 | Evening | 8-6-5-7 | 26 | 8 |
| Mar 10, 2021 | Daytime | 5-3-3-3 | 14 | 5 |
| Mar 9, 2021 | Evening | 8-8-2-6 | 24 | 6 |
| Mar 9, 2021 | Daytime | 4-7-3-4 | 18 | 9 |