The winning Oregon Pick 4 numbers for December 22, 2015 were: midday 6-6-2-0; day 4-7-8-3; evening 0-9-9-1; night 1-2-3-2.
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).
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 |
|---|---|---|---|---|
| Dec 22, 2015 | Night | 1-2-3-2 | 8 | 8 |
| Dec 22, 2015 | Evening | 0-9-9-1 | 19 | 1 |
| Dec 22, 2015 | Day | 4-7-8-3 | 22 | 4 |
| Dec 22, 2015 | Midday | 6-6-2-0 | 14 | 5 |
| Dec 21, 2015 | Night | 9-1-8-4 | 22 | 4 |
| Dec 21, 2015 | Evening | 8-7-4-4 | 23 | 5 |
| Dec 21, 2015 | Day | 4-3-5-6 | 18 | 9 |
| Dec 21, 2015 | Midday | 5-2-8-1 | 16 | 7 |
| Dec 20, 2015 | Night | 9-5-8-4 | 26 | 8 |
| Dec 20, 2015 | Evening | 4-9-8-4 | 25 | 7 |
| Dec 20, 2015 | Day | 5-8-5-2 | 20 | 2 |
| Dec 20, 2015 | Midday | 0-1-0-0 | 1 | 1 |
| Dec 19, 2015 | Night | 7-0-7-6 | 20 | 2 |
| Dec 19, 2015 | Evening | 5-0-2-8 | 15 | 6 |
| Dec 19, 2015 | Day | 1-5-2-7 | 15 | 6 |
| Dec 19, 2015 | Midday | 2-6-3-7 | 18 | 9 |
| Dec 18, 2015 | Night | 0-7-9-8 | 24 | 6 |
| Dec 18, 2015 | Evening | 0-3-5-0 | 8 | 8 |
| Dec 18, 2015 | Day | 4-6-5-0 | 15 | 6 |
| Dec 18, 2015 | Midday | 7-3-5-3 | 18 | 9 |
| Dec 17, 2015 | Night | 3-3-9-6 | 21 | 3 |
| Dec 17, 2015 | Evening | 1-6-5-3 | 15 | 6 |
| Dec 17, 2015 | Day | 5-4-3-7 | 19 | 1 |
| Dec 17, 2015 | Midday | 2-8-6-6 | 22 | 4 |
| Dec 16, 2015 | Night | 6-1-2-6 | 15 | 6 |
| Dec 16, 2015 | Evening | 3-7-1-7 | 18 | 9 |
| Dec 16, 2015 | Day | 7-9-1-0 | 17 | 8 |
| Dec 16, 2015 | Midday | 9-3-1-4 | 17 | 8 |