The winning Michigan Daily 4 numbers for August 21, 2018 were: midday 9-1-4-8; evening 8-6-0-3.
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, 2018 | Evening | 8-6-0-3 | 17 | 8 |
| Aug 21, 2018 | Midday | 9-1-4-8 | 22 | 4 |
| Aug 20, 2018 | Evening | 3-3-2-7 | 15 | 6 |
| Aug 20, 2018 | Midday | 9-7-6-3 | 25 | 7 |
| Aug 19, 2018 | Evening | 2-4-6-1 | 13 | 4 |
| Aug 19, 2018 | Midday | 4-2-4-6 | 16 | 7 |
| Aug 18, 2018 | Evening | 5-8-5-5 | 23 | 5 |
| Aug 18, 2018 | Midday | 2-0-7-2 | 11 | 2 |
| Aug 17, 2018 | Evening | 4-9-7-4 | 24 | 6 |
| Aug 17, 2018 | Midday | 2-8-7-0 | 17 | 8 |
| Aug 16, 2018 | Evening | 3-0-0-9 | 12 | 3 |
| Aug 16, 2018 | Midday | 8-3-8-4 | 23 | 5 |
| Aug 15, 2018 | Evening | 0-1-4-0 | 5 | 5 |
| Aug 15, 2018 | Midday | 7-4-9-0 | 20 | 2 |