The winning Delaware Play 3 numbers for May 28, 1998 were: day 3-5-1; night 7-3-1.
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 28, 1998 | Night | 7-3-1 | 11 | 2 |
| May 28, 1998 | Day | 3-5-1 | 9 | 9 |
| May 27, 1998 | Night | 9-4-0 | 13 | 4 |
| May 27, 1998 | Day | 0-0-8 | 8 | 8 |
| May 26, 1998 | Night | 9-4-1 | 14 | 5 |
| May 26, 1998 | Day | 7-6-6 | 19 | 1 |
| May 25, 1998 | Night | 9-6-6 | 21 | 3 |
| May 25, 1998 | Day | 3-6-4 | 13 | 4 |
| May 24, 1998 | Night | 6-8-0 | 14 | 5 |
| May 23, 1998 | Night | 3-7-3 | 13 | 4 |
| May 23, 1998 | Day | 7-0-2 | 9 | 9 |
| May 22, 1998 | Night | 4-5-8 | 17 | 8 |
| May 22, 1998 | Day | 2-5-3 | 10 | 1 |