Puzzle Detail
Classic Mathdoku Classic 8×8 Hard — Set 46
| 2- | 23+ | 6= | 4= | 10x | |||
| 1= | |||||||
| 16x | 144x | 5= | 3= | 18+ | 7= | ||
| 210x | 4/1 | 4 | 6= | 8= | |||
| 25+ | 8= | 15+7 | 6= | ||||
| 7= | 360x | ||||||
| 2= | 8= | 1- | 2- | ||||
| 13+ | 13+ | 8= | 28x |
Show solution
| 5 | 3 | 8 | 1 | 7 | 6 | 4 | 2 |
| 2 | 8 | 3 | 7 | 1 | 4 | 6 | 5 |
| 1 | 4 | 6 | 2 | 5 | 3 | 8 | 7 |
| 3 | 7 | 1 | 4 | 6 | 2 | 5 | 8 |
| 4 | 5 | 2 | 8 | 3 | 7 | 1 | 6 |
| 8 | 1 | 7 | 6 | 4 | 5 | 2 | 3 |
| 7 | 6 | 4 | 5 | 2 | 8 | 3 | 1 |
| 6 | 2 | 5 | 3 | 8 | 1 | 7 | 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.