The winning Delaware Play 3 numbers for May 9, 1991 were: night 6-0-9.
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).
| Date | Draw | Numbers | Sum | Root |
|---|---|---|---|---|
| May 9, 1991 | Night | 6-0-9 | 15 | 6 |
| May 8, 1991 | Night | 8-7-5 | 20 | 2 |
| May 7, 1991 | Night | 3-0-4 | 7 | 7 |
| May 6, 1991 | Night | 5-6-3 | 14 | 5 |
| May 5, 1991 | Night | 7-7-2 | 16 | 7 |
| May 4, 1991 | Night | 8-0-2 | 10 | 1 |
| May 3, 1991 | Night | 8-6-0 | 14 | 5 |