The winning Delaware Play 3 numbers for April 1, 1978 were: night 4-5-0.
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 1, 1978 | Night | 4-5-0 | 9 | 9 |
| Mar 31, 1978 | Night | 4-4-9 | 17 | 8 |
| Mar 30, 1978 | Night | 8-5-5 | 18 | 9 |
| Mar 29, 1978 | Night | 9-5-6 | 20 | 2 |
| Mar 28, 1978 | Night | 0-1-6 | 7 | 7 |
| Mar 27, 1978 | Night | 9-5-2 | 16 | 7 |