The winning Arkansas Cash 3 numbers for May 21, 2010 were: midday 9-1-9; evening 5-7-1.
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 |
|---|---|---|---|---|
| May 21, 2010 | Evening | 5-7-1 | 13 | 4 |
| May 21, 2010 | Midday | 9-1-9 | 19 | 1 |
| May 20, 2010 | Evening | 9-4-6 | 19 | 1 |
| May 20, 2010 | Midday | 6-1-5 | 12 | 3 |
| May 19, 2010 | Evening | 3-3-4 | 10 | 1 |
| May 19, 2010 | Midday | 0-6-4 | 10 | 1 |
| May 18, 2010 | Evening | 1-9-3 | 13 | 4 |
| May 18, 2010 | Midday | 8-3-7 | 18 | 9 |
| May 17, 2010 | Evening | 3-3-0 | 6 | 6 |
| May 17, 2010 | Midday | 6-0-7 | 13 | 4 |
| May 16, 2010 | Evening | 7-9-9 | 25 | 7 |
| May 15, 2010 | Evening | 8-4-9 | 21 | 3 |
| May 15, 2010 | Midday | 8-8-6 | 22 | 4 |