The winning Delaware Play 4 numbers for May 9, 2010 were: night 1-0-6-4.
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 9, 2010 | Night | 1-0-6-4 | 11 | 2 |
| May 8, 2010 | Night | 9-5-3-6 | 23 | 5 |
| May 8, 2010 | Day | 9-1-6-7 | 23 | 5 |
| May 7, 2010 | Night | 6-6-5-1 | 18 | 9 |
| May 7, 2010 | Day | 9-0-8-2 | 19 | 1 |
| May 6, 2010 | Night | 8-8-9-7 | 32 | 5 |
| May 6, 2010 | Day | 6-3-9-5 | 23 | 5 |
| May 5, 2010 | Night | 3-8-2-0 | 13 | 4 |
| May 5, 2010 | Day | 0-9-8-5 | 22 | 4 |
| May 4, 2010 | Night | 3-7-2-7 | 19 | 1 |
| May 4, 2010 | Day | 8-1-7-7 | 23 | 5 |
| May 3, 2010 | Night | 6-7-3-0 | 16 | 7 |
| May 3, 2010 | Day | 4-7-7-9 | 27 | 9 |