The winning Delaware Play 4 numbers for April 15, 1998 were: day 1-1-0-4; night 2-5-9-6.
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 |
|---|---|---|---|---|
| Apr 15, 1998 | Night | 2-5-9-6 | 22 | 4 |
| Apr 15, 1998 | Day | 1-1-0-4 | 6 | 6 |
| Apr 14, 1998 | Night | 2-8-4-6 | 20 | 2 |
| Apr 14, 1998 | Day | 7-8-9-2 | 26 | 8 |
| Apr 13, 1998 | Night | 6-5-0-5 | 16 | 7 |
| Apr 13, 1998 | Day | 7-9-6-8 | 30 | 3 |
| Apr 12, 1998 | Night | 0-5-4-0 | 9 | 9 |
| Apr 11, 1998 | Night | 0-6-6-5 | 17 | 8 |
| Apr 11, 1998 | Day | 2-0-7-4 | 13 | 4 |
| Apr 10, 1998 | Night | 3-4-4-8 | 19 | 1 |
| Apr 10, 1998 | Day | 8-1-4-4 | 17 | 8 |
| Apr 9, 1998 | Night | 1-6-2-2 | 11 | 2 |
| Apr 9, 1998 | Day | 8-3-0-2 | 13 | 4 |