The winning Washington DC DC-4 numbers for September 21, 1996 were: midday 0-8-7-7.
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 21, 1996 | Midday | 0-8-7-7 | 22 | 4 |
| Sep 20, 1996 | Evening | 6-5-2-0 | 13 | 4 |
| Sep 20, 1996 | Midday | 6-5-0-2 | 13 | 4 |
| Sep 19, 1996 | Evening | 1-4-6-4 | 15 | 6 |
| Sep 19, 1996 | Midday | 3-8-7-2 | 20 | 2 |
| Sep 18, 1996 | Evening | 7-1-7-9 | 24 | 6 |
| Sep 18, 1996 | Midday | 1-2-7-5 | 15 | 6 |
| Sep 17, 1996 | Midday | 4-3-2-3 | 12 | 3 |
| Sep 16, 1996 | Evening | 3-4-6-8 | 21 | 3 |
| Sep 16, 1996 | Midday | 7-0-1-7 | 15 | 6 |
| Sep 15, 1996 | Evening | 9-8-5-4 | 26 | 8 |