Puzzle Detail
Classic Mathdoku Classic 8×8 Medium — Set 5
| 7= | 2=2 | 3= | 4-5 | ||||
| 5= | 3 | 2- | 42x | 17+ | 2= | ||
| 15x3 | 5 | 12x | 8x | 252x | |||
| 14x | 8x | 24x | 4= | ||||
| 11+ | 7= | 5 | 17+ | 2- | |||
| 16x | 1 | 8= | 14+ | ||||
| 6=6 | 17+ | 1- | 56x | 4x | |||
| 2- | 5x1 | 15x |
Show solution
| 7 | 2 | 3 | 4 | 6 | 5 | 1 | 8 |
| 5 | 3 | 4 | 6 | 7 | 1 | 8 | 2 |
| 3 | 5 | 1 | 8 | 2 | 4 | 6 | 7 |
| 2 | 7 | 5 | 1 | 8 | 3 | 4 | 6 |
| 1 | 4 | 6 | 7 | 5 | 8 | 2 | 3 |
| 4 | 1 | 8 | 2 | 3 | 6 | 7 | 5 |
| 6 | 8 | 2 | 3 | 4 | 7 | 5 | 1 |
| 8 | 6 | 7 | 5 | 1 | 2 | 3 | 4 |
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.