The winning Delaware Play 4 numbers for July 4, 1999 were: night 8-4-0-7.
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 4, 1999 | Night | 8-4-0-7 | 19 | 1 |
| Jul 3, 1999 | Night | 5-6-7-8 | 26 | 8 |
| Jul 3, 1999 | Day | 1-9-2-1 | 13 | 4 |
| Jul 2, 1999 | Night | 0-7-5-9 | 21 | 3 |
| Jul 2, 1999 | Day | 1-5-0-1 | 7 | 7 |
| Jul 1, 1999 | Night | 3-6-2-7 | 18 | 9 |
| Jul 1, 1999 | Day | 9-4-3-5 | 21 | 3 |
| Jun 30, 1999 | Night | 9-8-3-1 | 21 | 3 |
| Jun 30, 1999 | Day | 7-4-4-6 | 21 | 3 |
| Jun 29, 1999 | Night | 9-1-5-8 | 23 | 5 |
| Jun 29, 1999 | Day | 6-1-1-4 | 12 | 3 |
| Jun 28, 1999 | Night | 3-1-2-5 | 11 | 2 |
| Jun 28, 1999 | Day | 1-0-0-0 | 1 | 1 |