The winning Delaware Play 4 numbers for August 22, 1988 were: night 9-8-3-1.
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 22, 1988 | Night | 9-8-3-1 | 21 | 3 |
| Aug 20, 1988 | Night | 7-3-8-7 | 25 | 7 |
| Aug 19, 1988 | Night | 2-5-8-1 | 16 | 7 |
| Aug 18, 1988 | Night | 0-2-2-6 | 10 | 1 |
| Aug 17, 1988 | Night | 7-9-6-5 | 27 | 9 |
| Aug 16, 1988 | Night | 6-0-8-6 | 20 | 2 |