Puzzle Detail
Classic Mathdoku Classic 8×8 Medium — Set 3
| 7+ | 7= | 8= | 40x | 6= | 9+ | ||
| 3=3 | 7 | 2/ | |||||
| 14+ | 14x | 4= | 13+ | 3= | |||
| 105x5 | 6 | 3= | 8x | 14+ | 10+ | ||
| 3 | 1=1 | 7= | 12+ | 3/ | |||
| 8= | 2-2 | 3= | 1=1 | ||||
| 40x | 30x | 3= | 56x | ||||
| 4= | 1-6 | 3= | 7= | 56x | 2= |
Show solution
| 1 | 7 | 8 | 2 | 5 | 4 | 6 | 3 |
| 6 | 3 | 1 | 7 | 2 | 8 | 4 | 5 |
| 7 | 8 | 2 | 4 | 6 | 5 | 3 | 1 |
| 5 | 6 | 3 | 1 | 8 | 7 | 2 | 4 |
| 3 | 1 | 7 | 8 | 4 | 2 | 5 | 6 |
| 8 | 2 | 4 | 5 | 3 | 6 | 1 | 7 |
| 2 | 4 | 5 | 6 | 1 | 3 | 7 | 8 |
| 4 | 5 | 6 | 3 | 7 | 1 | 8 | 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.