The winning Oregon Pick 4 numbers for December 31, 2015 were: midday 7-0-9-2; day 4-9-4-1; evening 3-3-9-3; night 0-2-1-0.
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).
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 31, 2015 | Night | 0-2-1-0 | 3 | 3 |
| Dec 31, 2015 | Evening | 3-3-9-3 | 18 | 9 |
| Dec 31, 2015 | Day | 4-9-4-1 | 18 | 9 |
| Dec 31, 2015 | Midday | 7-0-9-2 | 18 | 9 |
| Dec 30, 2015 | Night | 8-7-5-9 | 29 | 2 |
| Dec 30, 2015 | Evening | 4-9-3-7 | 23 | 5 |
| Dec 30, 2015 | Day | 6-4-0-0 | 10 | 1 |
| Dec 30, 2015 | Midday | 8-1-4-0 | 13 | 4 |
| Dec 29, 2015 | Night | 3-4-9-3 | 19 | 1 |
| Dec 29, 2015 | Evening | 1-9-5-4 | 19 | 1 |
| Dec 29, 2015 | Day | 9-4-3-1 | 17 | 8 |
| Dec 29, 2015 | Midday | 8-3-0-6 | 17 | 8 |
| Dec 28, 2015 | Night | 0-4-0-5 | 9 | 9 |
| Dec 28, 2015 | Evening | 8-3-8-1 | 20 | 2 |
| Dec 28, 2015 | Day | 7-2-7-2 | 18 | 9 |
| Dec 28, 2015 | Midday | 1-0-8-6 | 15 | 6 |
| Dec 27, 2015 | Night | 0-9-9-8 | 26 | 8 |
| Dec 27, 2015 | Evening | 9-6-5-2 | 22 | 4 |
| Dec 27, 2015 | Day | 9-5-0-0 | 14 | 5 |
| Dec 27, 2015 | Midday | 7-2-8-3 | 20 | 2 |
| Dec 26, 2015 | Night | 5-7-9-9 | 30 | 3 |
| Dec 26, 2015 | Evening | 8-6-3-8 | 25 | 7 |
| Dec 26, 2015 | Day | 7-9-2-8 | 26 | 8 |
| Dec 26, 2015 | Midday | 1-9-1-3 | 14 | 5 |
| Dec 25, 2015 | Night | 3-7-3-7 | 20 | 2 |
| Dec 25, 2015 | Evening | 3-0-3-7 | 13 | 4 |
| Dec 25, 2015 | Day | 2-5-0-6 | 13 | 4 |
| Dec 25, 2015 | Midday | 7-1-6-4 | 18 | 9 |