The winning Delaware Play 3 numbers for July 31, 1981 were: night 5-6-0.
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 31, 1981 | Night | 5-6-0 | 11 | 2 |
| Jul 30, 1981 | Night | 8-3-4 | 15 | 6 |
| Jul 29, 1981 | Night | 7-0-8 | 15 | 6 |
| Jul 28, 1981 | Night | 4-3-4 | 11 | 2 |
| Jul 27, 1981 | Night | 9-9-2 | 20 | 2 |
| Jul 25, 1981 | Night | 4-3-8 | 15 | 6 |