The winning Oregon Pick 4 numbers for December 20, 2014 were: midday 6-1-5-9; day 5-4-4-8; evening 1-6-3-1; night 4-9-6-6.
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 20, 2014 | Night | 4-9-6-6 | 25 | 7 |
| Dec 20, 2014 | Evening | 1-6-3-1 | 11 | 2 |
| Dec 20, 2014 | Day | 5-4-4-8 | 21 | 3 |
| Dec 20, 2014 | Midday | 6-1-5-9 | 21 | 3 |
| Dec 19, 2014 | Night | 2-7-3-3 | 15 | 6 |
| Dec 19, 2014 | Evening | 1-8-4-1 | 14 | 5 |
| Dec 19, 2014 | Day | 4-9-3-7 | 23 | 5 |
| Dec 19, 2014 | Midday | 6-6-0-9 | 21 | 3 |
| Dec 18, 2014 | Night | 5-3-0-9 | 17 | 8 |
| Dec 18, 2014 | Evening | 7-9-5-6 | 27 | 9 |
| Dec 18, 2014 | Day | 4-4-4-1 | 13 | 4 |
| Dec 18, 2014 | Midday | 4-0-7-4 | 15 | 6 |
| Dec 17, 2014 | Night | 3-0-0-0 | 3 | 3 |
| Dec 17, 2014 | Evening | 6-0-2-8 | 16 | 7 |
| Dec 17, 2014 | Day | 7-2-5-3 | 17 | 8 |
| Dec 17, 2014 | Midday | 3-9-2-9 | 23 | 5 |
| Dec 16, 2014 | Night | 6-8-7-4 | 25 | 7 |
| Dec 16, 2014 | Evening | 4-4-4-3 | 15 | 6 |
| Dec 16, 2014 | Day | 6-7-5-7 | 25 | 7 |
| Dec 16, 2014 | Midday | 8-4-9-3 | 24 | 6 |
| Dec 15, 2014 | Night | 0-8-5-2 | 15 | 6 |
| Dec 15, 2014 | Evening | 7-5-4-8 | 24 | 6 |
| Dec 15, 2014 | Day | 7-9-2-6 | 24 | 6 |
| Dec 15, 2014 | Midday | 8-2-4-8 | 22 | 4 |
| Dec 14, 2014 | Night | 3-5-4-8 | 20 | 2 |
| Dec 14, 2014 | Evening | 2-1-8-8 | 19 | 1 |
| Dec 14, 2014 | Day | 3-2-7-1 | 13 | 4 |
| Dec 14, 2014 | Midday | 7-0-4-3 | 14 | 5 |