The winning Delaware Play 4 numbers for March 21, 2007 were: day 8-8-8-1; night 5-8-3-7.
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).
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 |
|---|---|---|---|---|
| Mar 21, 2007 | Night | 5-8-3-7 | 23 | 5 |
| Mar 21, 2007 | Day | 8-8-8-1 | 25 | 7 |
| Mar 20, 2007 | Night | 6-0-2-0 | 8 | 8 |
| Mar 20, 2007 | Day | 9-3-2-4 | 18 | 9 |
| Mar 19, 2007 | Night | 7-8-6-3 | 24 | 6 |
| Mar 19, 2007 | Day | 9-3-0-9 | 21 | 3 |
| Mar 18, 2007 | Night | 6-1-0-7 | 14 | 5 |
| Mar 17, 2007 | Night | 0-5-1-1 | 7 | 7 |
| Mar 17, 2007 | Day | 5-3-1-7 | 16 | 7 |
| Mar 16, 2007 | Night | 7-3-6-1 | 17 | 8 |
| Mar 16, 2007 | Day | 2-1-5-2 | 10 | 1 |
| Mar 15, 2007 | Night | 7-6-4-2 | 19 | 1 |
| Mar 15, 2007 | Day | 0-0-1-2 | 3 | 3 |