The winning Delaware Play 4 numbers for August 11, 1991 were: night 8-5-4-0.
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 |
|---|---|---|---|---|
| Aug 11, 1991 | Night | 8-5-4-0 | 17 | 8 |
| Aug 10, 1991 | Night | 3-3-5-9 | 20 | 2 |
| Aug 9, 1991 | Night | 6-0-8-3 | 17 | 8 |
| Aug 8, 1991 | Night | 7-2-7-5 | 21 | 3 |
| Aug 7, 1991 | Night | 5-0-5-6 | 16 | 7 |
| Aug 6, 1991 | Night | 4-9-2-6 | 21 | 3 |
| Aug 5, 1991 | Night | 0-5-0-4 | 9 | 9 |