The winning Delaware Play 4 numbers for May 26, 1999 were: day 3-4-8-3; night 3-1-2-6.
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 |
|---|---|---|---|---|
| May 26, 1999 | Night | 3-1-2-6 | 12 | 3 |
| May 26, 1999 | Day | 3-4-8-3 | 18 | 9 |
| May 25, 1999 | Night | 8-8-1-9 | 26 | 8 |
| May 25, 1999 | Day | 9-9-7-1 | 26 | 8 |
| May 24, 1999 | Night | 8-8-8-7 | 31 | 4 |
| May 24, 1999 | Day | 8-7-7-8 | 30 | 3 |
| May 23, 1999 | Night | 2-3-7-1 | 13 | 4 |
| May 22, 1999 | Night | 9-2-3-1 | 15 | 6 |
| May 22, 1999 | Day | 7-3-7-6 | 23 | 5 |
| May 21, 1999 | Night | 0-6-7-3 | 16 | 7 |
| May 21, 1999 | Day | 9-5-0-4 | 18 | 9 |
| May 20, 1999 | Night | 2-7-9-1 | 19 | 1 |
| May 20, 1999 | Day | 1-9-4-0 | 14 | 5 |