The winning Washington DC DC-3 numbers for October 12, 1991 were: single 6-1-1.
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 |
|---|---|---|---|---|
| Oct 12, 1991 | Single | 6-1-1 | 8 | 8 |
| Oct 11, 1991 | Single | 7-3-2 | 12 | 3 |
| Oct 10, 1991 | Single | 3-5-3 | 11 | 2 |
| Oct 9, 1991 | Single | 8-7-3 | 18 | 9 |
| Oct 7, 1991 | Single | 3-3-5 | 11 | 2 |