The winning Delaware Play 4 numbers for May 21, 2002 were: day 7-3-5-6; night 7-8-1-0.
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).
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 |
|---|---|---|---|---|
| May 21, 2002 | Night | 7-8-1-0 | 16 | 7 |
| May 21, 2002 | Day | 7-3-5-6 | 21 | 3 |
| May 20, 2002 | Night | 5-8-4-6 | 23 | 5 |
| May 20, 2002 | Day | 9-0-2-2 | 13 | 4 |
| May 19, 2002 | Night | 5-2-6-2 | 15 | 6 |
| May 18, 2002 | Night | 0-8-0-4 | 12 | 3 |
| May 18, 2002 | Day | 5-6-1-2 | 14 | 5 |
| May 17, 2002 | Night | 0-5-8-4 | 17 | 8 |
| May 17, 2002 | Day | 5-4-1-5 | 15 | 6 |
| May 16, 2002 | Night | 3-8-5-4 | 20 | 2 |
| May 16, 2002 | Day | 3-3-7-8 | 21 | 3 |
| May 15, 2002 | Night | 5-0-5-3 | 13 | 4 |
| May 15, 2002 | Day | 3-8-8-0 | 19 | 1 |