Puzzle Detail
Classic Mathdoku Classic 8×8 Medium — Set 71
| 6= | 4= | 7x | 30x | 3 | |||
| 96x | 16+ | 10x | 5 | ||||
| 4=4 | 3= | 5=5 | 2= | 13+7 | 2- | ||
| 7= | 3/ | 20x | 8= | 3= | |||
| 17+ | 2= | 15+ | 7= | 1= | 12+ | ||
| 7+ | 3= | ||||||
| 5 | 6- | 1= | 3 | 17+ | 8= | 4 | 2/ |
| 10x | 13+ | 3= | 4= | 8= | 5=5 |
Show solution
| 6 | 8 | 4 | 7 | 1 | 5 | 2 | 3 |
| 3 | 4 | 8 | 1 | 7 | 2 | 5 | 6 |
| 4 | 6 | 3 | 5 | 2 | 1 | 7 | 8 |
| 7 | 2 | 5 | 4 | 8 | 3 | 6 | 1 |
| 8 | 3 | 6 | 2 | 5 | 7 | 1 | 4 |
| 1 | 5 | 2 | 8 | 4 | 6 | 3 | 7 |
| 5 | 7 | 1 | 3 | 6 | 8 | 4 | 2 |
| 2 | 1 | 7 | 6 | 3 | 4 | 8 | 5 |
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.