Puzzle Detail
Classic Mathdoku Classic 8×8 Easy — Set 54
| 15x | 7=7 | 6+ | 12x6 | 8 | |||
| 1= | 13+ | 8= | 5 | 24x3 | 4x | ||
| 5=5 | 8 | 24x3 | 9+6 | 9+ | 1= | 14x | |
| 4= | 8+ | 7= | 5=5 | 7- | |||
| 7= | 3x | 1= | 7+ | 5- | 5=5 | 12x6 | |
| 6=6 | 4=4 | 3 | 4-8 | ||||
| 4= | 1- | 1 | 4+ | 1- | 5= | ||
| 10+ | 3- | 5 | 5- | 7= | 4= | 3=3 |
Show solution
| 3 | 5 | 7 | 4 | 2 | 6 | 8 | 1 |
| 1 | 7 | 6 | 8 | 5 | 2 | 3 | 4 |
| 5 | 8 | 3 | 6 | 4 | 1 | 2 | 7 |
| 4 | 6 | 2 | 3 | 7 | 5 | 1 | 8 |
| 7 | 3 | 1 | 2 | 8 | 4 | 5 | 6 |
| 6 | 1 | 4 | 5 | 3 | 8 | 7 | 2 |
| 2 | 4 | 8 | 7 | 1 | 3 | 6 | 5 |
| 8 | 2 | 5 | 1 | 6 | 7 | 4 | 3 |
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.