The winning Delaware Play 3 numbers for May 22, 1978 were: night 3-1-8.
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 22, 1978 | Night | 3-1-8 | 12 | 3 |
| May 20, 1978 | Night | 8-5-7 | 20 | 2 |
| May 19, 1978 | Night | 2-0-7 | 9 | 9 |
| May 18, 1978 | Night | 5-3-0 | 8 | 8 |
| May 17, 1978 | Night | 3-9-8 | 20 | 2 |
| May 16, 1978 | Night | 8-8-5 | 21 | 3 |