The winning Oregon Pick 4 numbers for April 15, 2015 were: midday 9-7-1-2; day 7-6-7-9; evening 6-0-0-0; night 4-6-9-8.
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 |
|---|---|---|---|---|
| Apr 15, 2015 | Night | 4-6-9-8 | 27 | 9 |
| Apr 15, 2015 | Evening | 6-0-0-0 | 6 | 6 |
| Apr 15, 2015 | Day | 7-6-7-9 | 29 | 2 |
| Apr 15, 2015 | Midday | 9-7-1-2 | 19 | 1 |
| Apr 14, 2015 | Night | 7-6-8-5 | 26 | 8 |
| Apr 14, 2015 | Evening | 3-6-4-9 | 22 | 4 |
| Apr 14, 2015 | Day | 9-8-7-9 | 33 | 6 |
| Apr 14, 2015 | Midday | 4-8-1-3 | 16 | 7 |
| Apr 13, 2015 | Night | 9-9-1-5 | 24 | 6 |
| Apr 13, 2015 | Evening | 6-2-2-6 | 16 | 7 |
| Apr 13, 2015 | Day | 2-4-8-2 | 16 | 7 |
| Apr 13, 2015 | Midday | 3-9-7-5 | 24 | 6 |
| Apr 12, 2015 | Night | 6-1-1-2 | 10 | 1 |
| Apr 12, 2015 | Evening | 7-4-3-7 | 21 | 3 |
| Apr 12, 2015 | Day | 2-3-9-7 | 21 | 3 |
| Apr 12, 2015 | Midday | 9-8-2-9 | 28 | 1 |
| Apr 11, 2015 | Night | 2-5-5-7 | 19 | 1 |
| Apr 11, 2015 | Evening | 4-0-5-5 | 14 | 5 |
| Apr 11, 2015 | Day | 1-4-6-6 | 17 | 8 |
| Apr 11, 2015 | Midday | 6-2-0-7 | 15 | 6 |
| Apr 10, 2015 | Night | 7-2-3-9 | 21 | 3 |
| Apr 10, 2015 | Evening | 8-8-2-2 | 20 | 2 |
| Apr 10, 2015 | Day | 4-7-0-0 | 11 | 2 |
| Apr 10, 2015 | Midday | 7-2-8-5 | 22 | 4 |
| Apr 9, 2015 | Night | 5-5-8-7 | 25 | 7 |
| Apr 9, 2015 | Evening | 5-1-2-9 | 17 | 8 |
| Apr 9, 2015 | Day | 8-7-1-1 | 17 | 8 |
| Apr 9, 2015 | Midday | 5-6-8-3 | 22 | 4 |