The winning Delaware Play 3 numbers for July 17, 1981 were: night 9-0-6.
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 |
|---|---|---|---|---|
| Jul 17, 1981 | Night | 9-0-6 | 15 | 6 |
| Jul 16, 1981 | Night | 9-6-9 | 24 | 6 |
| Jul 15, 1981 | Night | 6-8-8 | 22 | 4 |
| Jul 14, 1981 | Night | 0-1-7 | 8 | 8 |
| Jul 13, 1981 | Night | 5-4-2 | 11 | 2 |
| Jul 11, 1981 | Night | 0-0-6 | 6 | 6 |