The winning Michigan Daily 4 numbers for September 21, 2021 were: midday 0-7-0-2; evening 6-1-3-7.
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 |
|---|---|---|---|---|
| Sep 21, 2021 | Evening | 6-1-3-7 | 17 | 8 |
| Sep 21, 2021 | Midday | 0-7-0-2 | 9 | 9 |
| Sep 20, 2021 | Evening | 7-1-1-1 | 10 | 1 |
| Sep 20, 2021 | Midday | 3-4-9-3 | 19 | 1 |
| Sep 19, 2021 | Evening | 3-6-2-3 | 14 | 5 |
| Sep 19, 2021 | Midday | 6-2-2-9 | 19 | 1 |
| Sep 18, 2021 | Evening | 5-6-1-3 | 15 | 6 |
| Sep 18, 2021 | Midday | 7-3-6-1 | 17 | 8 |
| Sep 17, 2021 | Evening | 3-1-4-0 | 8 | 8 |
| Sep 17, 2021 | Midday | 8-8-5-4 | 25 | 7 |
| Sep 16, 2021 | Evening | 2-3-1-1 | 7 | 7 |
| Sep 16, 2021 | Midday | 0-6-9-3 | 18 | 9 |
| Sep 15, 2021 | Evening | 7-9-7-7 | 30 | 3 |
| Sep 15, 2021 | Midday | 0-0-2-2 | 4 | 4 |