Puzzle Detail
Classic Mathdoku Classic 9×9 Medium — Set 8
| 288x | 42x | 1= | 11+ | 2= | ||||
| 10+ | 7= | 2 | 8+ | 8 | 1= | |||
| 7= | 18x9 | 150x | 17+8 | 2 | 4= | 8x | ||
| 3= | 2 | 18+ | 6= | 10+ | 9= | 168x | ||
| 1- | 6 | 8 | 3=3 | 9= | 9+5 | |||
| 6= | 3= | 8- | 2/ | 5-7 | 5= | |||
| 1- | 20x | 3= | 9=9 | 2= | 216x | |||
| 63x | 7+ | 7= | ||||||
| 40x | 30x | 6+ | 144x |
Show solution
| 9 | 4 | 8 | 3 | 7 | 1 | 6 | 5 | 2 |
| 4 | 6 | 7 | 2 | 9 | 5 | 3 | 8 | 1 |
| 7 | 9 | 5 | 6 | 8 | 2 | 4 | 1 | 3 |
| 3 | 2 | 4 | 5 | 6 | 7 | 1 | 9 | 8 |
| 2 | 1 | 6 | 8 | 3 | 9 | 5 | 4 | 7 |
| 6 | 3 | 9 | 1 | 4 | 8 | 2 | 7 | 5 |
| 8 | 7 | 1 | 4 | 5 | 3 | 9 | 2 | 6 |
| 5 | 8 | 2 | 9 | 1 | 6 | 7 | 3 | 4 |
| 1 | 5 | 3 | 7 | 2 | 4 | 8 | 6 | 9 |
Solver Notes
Our classic mathdoku puzzles mix all four operations (addition, subtraction, multiplication, division) just like the original KenKen format.
What makes a mathdoku puzzle classic?
Classic mathdoku uses cages with any of the four arithmetic operations, matching the original KenKen-style puzzle format.
Are classic mathdoku puzzles good for beginners?
Start with the 4x4 classic grid — it's the easiest entry point into the full mathdoku experience.
Where can I print classic mathdoku?
Every puzzle page on Freemathdoku.com has a Print button that generates a clean PDF with the answer key.