The winning Delaware Play 4 numbers for August 5, 1999 were: day 8-7-1-0; night 0-5-4-0.
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).
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 5, 1999 | Night | 0-5-4-0 | 9 | 9 |
| Aug 5, 1999 | Day | 8-7-1-0 | 16 | 7 |
| Aug 4, 1999 | Night | 0-0-7-3 | 10 | 1 |
| Aug 4, 1999 | Day | 0-8-1-3 | 12 | 3 |
| Aug 3, 1999 | Night | 5-2-8-5 | 20 | 2 |
| Aug 3, 1999 | Day | 3-0-3-6 | 12 | 3 |
| Aug 2, 1999 | Night | 6-3-7-8 | 24 | 6 |
| Aug 2, 1999 | Day | 0-5-7-7 | 19 | 1 |
| Aug 1, 1999 | Night | 7-8-3-2 | 20 | 2 |
| Jul 31, 1999 | Night | 4-7-5-1 | 17 | 8 |
| Jul 31, 1999 | Day | 4-9-4-1 | 18 | 9 |
| Jul 30, 1999 | Night | 6-8-3-8 | 25 | 7 |
| Jul 30, 1999 | Day | 4-1-4-0 | 9 | 9 |