Puzzle Detail
Classic Mathdoku Classic 8×8 Hard — Set 97
| 3 | 2= | 19+ | 30x | 1= | |||
| 16+ | 7= | 1= | 96x | ||||
| 2= | 4- | 1- | 6= | ||||
| 25+ | 20+ | 8x | |||||
| 336x | |||||||
| 35x7 | 4= | 60x | 1= | 3- | |||
| 6= | 1= | 2- | 7= | 12+ | 3 | ||
| 1= | 5= | 2/ | 3= | 8= | 15+ |
Show solution
| 3 | 7 | 2 | 5 | 8 | 6 | 4 | 1 |
| 4 | 2 | 7 | 6 | 1 | 5 | 3 | 8 |
| 2 | 3 | 4 | 1 | 5 | 8 | 7 | 6 |
| 8 | 6 | 5 | 3 | 7 | 4 | 1 | 2 |
| 5 | 8 | 1 | 2 | 3 | 7 | 6 | 4 |
| 7 | 4 | 3 | 8 | 6 | 1 | 2 | 5 |
| 6 | 1 | 8 | 7 | 4 | 2 | 5 | 3 |
| 1 | 5 | 6 | 4 | 2 | 3 | 8 | 7 |
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.