The winning Washington DC DC-3 numbers for August 6, 1988 were: single 4-4-0.
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 |
|---|---|---|---|---|
| Aug 6, 1988 | Single | 4-4-0 | 8 | 8 |
| Aug 5, 1988 | Single | 5-3-7 | 15 | 6 |
| Aug 4, 1988 | Single | 4-9-0 | 13 | 4 |
| Aug 3, 1988 | Single | 3-3-2 | 8 | 8 |
| Aug 2, 1988 | Single | 5-2-5 | 12 | 3 |
| Aug 1, 1988 | Single | 7-0-2 | 9 | 9 |