The winning Wisconsin Pick 4 numbers for September 12, 2021 were: midday 2-1-2-9; evening 5-2-8-7.
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 12, 2021 | Evening | 5-2-8-7 | 22 | 4 |
| Sep 12, 2021 | Midday | 2-1-2-9 | 14 | 5 |
| Sep 11, 2021 | Evening | 6-5-4-9 | 24 | 6 |
| Sep 11, 2021 | Midday | 7-2-1-7 | 17 | 8 |
| Sep 10, 2021 | Evening | 4-7-4-6 | 21 | 3 |
| Sep 10, 2021 | Midday | 4-8-1-6 | 19 | 1 |
| Sep 9, 2021 | Evening | 4-1-5-4 | 14 | 5 |
| Sep 9, 2021 | Midday | 1-2-1-9 | 13 | 4 |
| Sep 8, 2021 | Evening | 6-3-9-7 | 25 | 7 |
| Sep 8, 2021 | Midday | 1-7-1-2 | 11 | 2 |
| Sep 7, 2021 | Evening | 9-1-7-9 | 26 | 8 |
| Sep 7, 2021 | Midday | 0-4-9-3 | 16 | 7 |
| Sep 6, 2021 | Evening | 0-0-4-9 | 13 | 4 |
| Sep 6, 2021 | Midday | 8-1-7-8 | 24 | 6 |