The winning Washington DC DC-3 numbers for April 21, 1989 were: single 2-7-3.
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 21, 1989 | Single | 2-7-3 | 12 | 3 |
| Apr 20, 1989 | Single | 3-2-3 | 8 | 8 |
| Apr 18, 1989 | Single | 4-0-5 | 9 | 9 |
| Apr 15, 1989 | Single | 9-2-5 | 16 | 7 |