Puzzle Detail
Classic Mathdoku Classic 8×8 Medium — Set 39
| 1- | 12+ | 24x | |||||
| 28x7 | 2/ | 3= | 1= | 19+ | |||
| 60x | 1 | 8= | 6= | 17+7 | |||
| 6x | 7=7 | 8+ | 2-4 | ||||
| 120x | 10+2 | 7= | 4+3 | ||||
| 5= | 1- | 4x | 2- | 8 | |||
| 1-2 | 8x | 3- | 6= | 3= | |||
| 10+ | 6= | 16+ | 13+ |
Show solution
| 8 | 7 | 1 | 5 | 4 | 2 | 3 | 6 |
| 7 | 4 | 6 | 2 | 3 | 1 | 8 | 5 |
| 4 | 3 | 5 | 1 | 8 | 6 | 7 | 2 |
| 1 | 6 | 7 | 3 | 5 | 8 | 2 | 4 |
| 6 | 5 | 4 | 8 | 2 | 7 | 1 | 3 |
| 5 | 2 | 3 | 7 | 1 | 4 | 6 | 8 |
| 2 | 1 | 8 | 4 | 6 | 3 | 5 | 7 |
| 3 | 8 | 2 | 6 | 7 | 5 | 4 | 1 |
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.