The winning Washington DC DC-3 numbers for September 1, 1989 were: single 1-6-8.
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 |
|---|---|---|---|---|
| Sep 1, 1989 | Single | 1-6-8 | 15 | 6 |
| Aug 30, 1989 | Single | 4-7-5 | 16 | 7 |
| Aug 29, 1989 | Single | 8-1-9 | 18 | 9 |
| Aug 28, 1989 | Single | 9-4-5 | 18 | 9 |
| Aug 26, 1989 | Single | 3-5-3 | 11 | 2 |