Puzzle Detail
Addition Mathdoku Addition 7×7 — Set 8
| 2= | 6+ | 10+ | 3= | |||
| 17+ | 12+ | 7+2 | 20+ | |||
| 6 | 2= | |||||
| 13+ | 10+ | 2= | ||||
| 17+6 | 18+ | 5= | 1= | |||
| 6+ | 9+ | 5= | ||||
| 11+ | 2= | 12+ | 6= |
Show solution
| 2 | 5 | 1 | 6 | 4 | 3 | 7 |
| 1 | 7 | 5 | 4 | 2 | 6 | 3 |
| 7 | 6 | 3 | 1 | 5 | 2 | 4 |
| 3 | 4 | 6 | 5 | 7 | 1 | 2 |
| 6 | 2 | 4 | 7 | 3 | 5 | 1 |
| 4 | 1 | 2 | 3 | 6 | 7 | 5 |
| 5 | 3 | 7 | 2 | 1 | 4 | 6 |
Solver Notes
Our 7x7 addition mathdoku puzzles challenge you to fill a 7x7 grid using only addition (+) cage targets — great for arithmetic practice and logic training.
What is a 7x7 addition mathdoku?
A 7x7 addition mathdoku is a 7x7 number grid where every cage uses addition (+) as its operation. Fill 1–7 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 7x7 addition mathdoku with solution.
Who are 7x7 addition mathdoku puzzles best for?
Advanced players and adults who want to practice addition in a logic-puzzle context.