Puzzle Detail
Classic Mathdoku Classic 8×8 Medium — Set 79
| 17+ | 8= | 1 | 2 | 8x | |||
| 3=3 | 12+ | 2= | 32x4 | 5= | 6= | ||
| 8+ | 3= | 12+ | 1- | ||||
| 7-8 | 6= | 6/ | |||||
| 17+ | 4= | 2= | 15+3 | ||||
| 6= | 10+ | 1= | 30x2 | 14+ | 4 | ||
| 160x | 7- | 7= | 4/ | ||||
| 7= | 3/ | 5=5 | 6= | 4= | 3= | 1= |
Show solution
| 5 | 6 | 3 | 7 | 8 | 1 | 2 | 4 |
| 3 | 1 | 7 | 2 | 4 | 8 | 5 | 6 |
| 2 | 4 | 5 | 3 | 1 | 6 | 7 | 8 |
| 8 | 2 | 4 | 6 | 3 | 5 | 1 | 7 |
| 1 | 7 | 8 | 4 | 5 | 2 | 6 | 3 |
| 6 | 3 | 1 | 8 | 2 | 7 | 4 | 5 |
| 4 | 5 | 6 | 1 | 7 | 3 | 8 | 2 |
| 7 | 8 | 2 | 5 | 6 | 4 | 3 | 1 |
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.