The winning Delaware Play 4 numbers for July 28, 1999 were: day 3-1-4-9; night 5-3-1-3.
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 |
|---|---|---|---|---|
| Jul 28, 1999 | Night | 5-3-1-3 | 12 | 3 |
| Jul 28, 1999 | Day | 3-1-4-9 | 17 | 8 |
| Jul 27, 1999 | Night | 8-6-1-9 | 24 | 6 |
| Jul 27, 1999 | Day | 4-7-5-7 | 23 | 5 |
| Jul 26, 1999 | Night | 7-8-8-0 | 23 | 5 |
| Jul 26, 1999 | Day | 0-6-5-8 | 19 | 1 |
| Jul 25, 1999 | Night | 4-6-2-3 | 15 | 6 |
| Jul 24, 1999 | Night | 0-5-3-4 | 12 | 3 |
| Jul 24, 1999 | Day | 6-1-4-2 | 13 | 4 |
| Jul 23, 1999 | Night | 3-5-0-8 | 16 | 7 |
| Jul 23, 1999 | Day | 9-1-0-4 | 14 | 5 |
| Jul 22, 1999 | Night | 0-2-0-3 | 5 | 5 |
| Jul 22, 1999 | Day | 0-0-0-9 | 9 | 9 |