The winning New York Win 4 numbers for September 15, 1981 were: evening 7-3-2-7.
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 15, 1981 | Evening | 7-3-2-7 | 19 | 1 |
| Sep 10, 1981 | Evening | 0-4-5-6 | 15 | 6 |