Puzzle Detail
Classic Mathdoku Classic 8×8 Medium — Set 100
| 5x | 2= | 6= | 7= | 3= | |||
| 3= | 168x | 16x | 12+ | 8= | |||
| 4= | 12+ | 6= | 5= | ||||
| 6=6 | 1= | 5 | 245x | 3+ | |||
| 2= | 14+ | 6 | 96x | 32x | 14+ | ||
| 11+ | 6= | 3 | 8 | 2- | |||
| 1= | 5= | 5- | |||||
| 56x8 | 6= | 9+7 | 8+1 | 3=3 | 5= | 4= | 2= |
Show solution
| 1 | 5 | 4 | 8 | 2 | 6 | 7 | 3 |
| 3 | 7 | 5 | 2 | 1 | 4 | 6 | 8 |
| 4 | 8 | 3 | 7 | 6 | 1 | 2 | 5 |
| 6 | 3 | 1 | 5 | 7 | 2 | 8 | 4 |
| 5 | 2 | 8 | 6 | 4 | 3 | 1 | 7 |
| 2 | 4 | 6 | 3 | 8 | 7 | 5 | 1 |
| 7 | 1 | 2 | 4 | 5 | 8 | 3 | 6 |
| 8 | 6 | 7 | 1 | 3 | 5 | 4 | 2 |
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.