The winning Delaware Play 4 numbers for May 9, 1998 were: day 0-1-0-1; night 5-6-9-6.
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 |
|---|---|---|---|---|
| May 9, 1998 | Night | 5-6-9-6 | 26 | 8 |
| May 9, 1998 | Day | 0-1-0-1 | 2 | 2 |
| May 8, 1998 | Night | 3-0-3-8 | 14 | 5 |
| May 8, 1998 | Day | 4-4-3-3 | 14 | 5 |
| May 7, 1998 | Night | 2-6-8-2 | 18 | 9 |
| May 7, 1998 | Day | 8-4-6-1 | 19 | 1 |
| May 6, 1998 | Night | 9-3-1-1 | 14 | 5 |
| May 6, 1998 | Day | 1-8-9-9 | 27 | 9 |
| May 5, 1998 | Night | 3-2-0-9 | 14 | 5 |
| May 5, 1998 | Day | 3-1-9-6 | 19 | 1 |
| May 4, 1998 | Night | 9-3-6-5 | 23 | 5 |
| May 4, 1998 | Day | 7-9-1-4 | 21 | 3 |
| May 3, 1998 | Night | 2-3-7-0 | 12 | 3 |