The winning Colorado Pick 3 numbers for September 17, 2021 were: midday 6-0-0; evening 6-2-0.
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 17, 2021 | Evening | 6-2-0 | 8 | 8 |
| Sep 17, 2021 | Midday | 6-0-0 | 6 | 6 |
| Sep 16, 2021 | Evening | 9-3-1 | 13 | 4 |
| Sep 16, 2021 | Midday | 7-0-6 | 13 | 4 |
| Sep 15, 2021 | Evening | 4-2-3 | 9 | 9 |
| Sep 15, 2021 | Midday | 1-0-5 | 6 | 6 |
| Sep 14, 2021 | Evening | 0-2-6 | 8 | 8 |
| Sep 14, 2021 | Midday | 8-2-0 | 10 | 1 |
| Sep 13, 2021 | Evening | 3-2-2 | 7 | 7 |
| Sep 13, 2021 | Midday | 6-5-6 | 17 | 8 |
| Sep 12, 2021 | Evening | 0-3-0 | 3 | 3 |
| Sep 12, 2021 | Midday | 4-3-4 | 11 | 2 |
| Sep 11, 2021 | Evening | 1-0-8 | 9 | 9 |
| Sep 11, 2021 | Midday | 7-5-5 | 17 | 8 |