Puzzle Detail
Classic Mathdoku Classic 9×9 Easy — Set 97
| 6= | 3= | 7-9 | 1=1 | 7=7 | 13+ | 2= | 4=4 | |
| 9/ | 7= | 32x | 4 | 5= | 30x6 | |||
| 3-4 | 7 | 24x | 9=9 | 6 | 3/ | 5 | 3/ | |
| 3= | 8=8 | 4- | 2= | 24x | 12+ | |||
| 10x | 4= | 3= | 6= | 1= | 8x | 9= | ||
| 1= | 7=7 | 1- | 3 | 7-2 | 2-9 | 1-8 | 6= | |
| 8= | 6x | 1- | 9 | 3= | 2 | |||
| 7= | 2= | 6=6 | 8 | 5= | 3= | 4=4 | 11+ | |
| 4- | 4= | 6-2 | 6= | 7x | 3x3 | 8= |
Show solution
| 6 | 3 | 9 | 1 | 7 | 5 | 8 | 2 | 4 |
| 1 | 9 | 2 | 7 | 8 | 4 | 5 | 6 | 3 |
| 4 | 7 | 8 | 3 | 9 | 6 | 2 | 5 | 1 |
| 3 | 8 | 5 | 9 | 2 | 1 | 6 | 4 | 7 |
| 2 | 4 | 3 | 6 | 1 | 8 | 7 | 9 | 5 |
| 5 | 1 | 7 | 4 | 3 | 2 | 9 | 8 | 6 |
| 8 | 6 | 1 | 5 | 4 | 9 | 3 | 7 | 2 |
| 7 | 2 | 6 | 8 | 5 | 3 | 4 | 1 | 9 |
| 9 | 5 | 4 | 2 | 6 | 7 | 1 | 3 | 8 |
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.