Puzzle Detail
Addition Mathdoku Addition 9×9 — Set 10
| 3 | 15+ | 1= | 14+ | 14+ | ||||
| 15+ | 6= | 14+ | 3= | 8+ | ||||
| 8= | 19+ | 4+ | 4=4 | 2= | ||||
| 5= | 26+ | 8+ | 6= | 7= | ||||
| 7+ | 8+ | 7= | 8= | 22+ | ||||
| 1= | 3=3 | 12+ | 24+ | |||||
| 14+ | 6= | 13+ | 2= | 9 | ||||
| 14+ | 6+ | 25+ | 9 | 3 | ||||
| 25+ | 10+ | 1= | 11+ | 7+ |
Show solution
| 3 | 4 | 8 | 1 | 6 | 7 | 5 | 2 | 9 |
| 2 | 9 | 4 | 6 | 8 | 3 | 7 | 1 | 5 |
| 8 | 3 | 7 | 9 | 5 | 6 | 1 | 4 | 2 |
| 1 | 5 | 9 | 8 | 4 | 2 | 3 | 6 | 7 |
| 4 | 2 | 3 | 5 | 7 | 8 | 6 | 9 | 1 |
| 9 | 1 | 2 | 7 | 3 | 4 | 8 | 5 | 6 |
| 5 | 6 | 1 | 3 | 2 | 9 | 4 | 7 | 8 |
| 7 | 8 | 6 | 2 | 1 | 5 | 9 | 3 | 4 |
| 6 | 7 | 5 | 4 | 9 | 1 | 2 | 8 | 3 |
Solver Notes
3
4
3
9
9
3
Our 9x9 addition mathdoku puzzles challenge you to fill a 9x9 grid using only addition (+) cage targets — great for arithmetic practice and logic training.
What is a 9x9 addition mathdoku?
A 9x9 addition mathdoku is a 9x9 number grid where every cage uses addition (+) as its operation. Fill 1–9 in each row and column with no repeats while satisfying all cage targets.
Can I print this puzzle?
Yes — use the Print button on any puzzle page to get a clean PDF of the 9x9 addition mathdoku with solution.
Who are 9x9 addition mathdoku puzzles best for?
Advanced players and adults who want to practice addition in a logic-puzzle context.