The winning Michigan Daily 4 numbers for August 21, 2007 were: midday 8-7-5-1; evening 2-4-1-9.
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 |
|---|---|---|---|---|
| Aug 21, 2007 | Evening | 2-4-1-9 | 16 | 7 |
| Aug 21, 2007 | Midday | 8-7-5-1 | 21 | 3 |
| Aug 20, 2007 | Evening | 7-0-4-9 | 20 | 2 |
| Aug 20, 2007 | Midday | 1-4-1-3 | 9 | 9 |
| Aug 19, 2007 | Evening | 5-2-7-6 | 20 | 2 |
| Aug 19, 2007 | Midday | 7-1-0-5 | 13 | 4 |
| Aug 18, 2007 | Evening | 9-8-5-8 | 30 | 3 |
| Aug 18, 2007 | Midday | 5-4-2-0 | 11 | 2 |
| Aug 17, 2007 | Evening | 6-5-3-7 | 21 | 3 |
| Aug 17, 2007 | Midday | 7-9-6-2 | 24 | 6 |
| Aug 16, 2007 | Evening | 1-6-8-6 | 21 | 3 |
| Aug 16, 2007 | Midday | 2-4-0-4 | 10 | 1 |
| Aug 15, 2007 | Evening | 3-6-5-2 | 16 | 7 |
| Aug 15, 2007 | Midday | 5-3-8-5 | 21 | 3 |