The winning Delaware Play 3 numbers for April 10, 1999 were: day 7-7-5; night 1-1-4.
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 |
|---|---|---|---|---|
| Apr 10, 1999 | Night | 1-1-4 | 6 | 6 |
| Apr 10, 1999 | Day | 7-7-5 | 19 | 1 |
| Apr 9, 1999 | Night | 3-0-3 | 6 | 6 |
| Apr 9, 1999 | Day | 8-0-8 | 16 | 7 |
| Apr 8, 1999 | Night | 5-2-2 | 9 | 9 |
| Apr 8, 1999 | Day | 7-8-3 | 18 | 9 |
| Apr 7, 1999 | Night | 6-5-6 | 17 | 8 |
| Apr 7, 1999 | Day | 9-4-9 | 22 | 4 |
| Apr 6, 1999 | Night | 3-6-6 | 15 | 6 |
| Apr 6, 1999 | Day | 8-3-0 | 11 | 2 |
| Apr 5, 1999 | Night | 5-6-9 | 20 | 2 |
| Apr 5, 1999 | Day | 6-0-2 | 8 | 8 |
| Apr 4, 1999 | Night | 9-4-3 | 16 | 7 |