The winning North Carolina Pick 4 numbers for March 22, 2010 were: evening 9-2-1-5.
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 22, 2010 | Evening | 9-2-1-5 | 17 | 8 |
| Mar 21, 2010 | Evening | 5-9-7-7 | 28 | 1 |
| Mar 20, 2010 | Evening | 8-9-5-4 | 26 | 8 |
| Mar 19, 2010 | Evening | 9-9-1-1 | 20 | 2 |
| Mar 18, 2010 | Evening | 0-1-3-1 | 5 | 5 |
| Mar 17, 2010 | Evening | 8-6-6-1 | 21 | 3 |
| Mar 16, 2010 | Evening | 1-1-2-6 | 10 | 1 |