Puzzle Detail
Classic Mathdoku Classic 8×8 Easy — Set 8
| 2= | 12+5 | 8= | 4=4 | 21x | 1= | 6=6 | |
| 1= | 6=6 | 4=4 | 15x3 | 8=8 | 5 | 10x | |
| 3= | 4= | 2=2 | 6= | 8= | |||
| 6= | 1= | 12x | 8+ | 8= | 9+2 | ||
| 32x8 | 7 | 13+ | 1- | 5= | 3= | 1- | |
| 3 | 10x | 6= | 1 | 8x8 | 6- | ||
| 6x | 8= | 7= | 3= | 4=4 | 6=6 | ||
| 2- | 8= | 1=1 | 1-6 | 2= | 7+ |
Show solution
| 2 | 5 | 7 | 8 | 4 | 3 | 1 | 6 |
| 1 | 6 | 4 | 3 | 8 | 7 | 5 | 2 |
| 3 | 4 | 2 | 5 | 1 | 6 | 7 | 8 |
| 6 | 1 | 3 | 4 | 7 | 8 | 2 | 5 |
| 8 | 7 | 6 | 1 | 2 | 5 | 3 | 4 |
| 4 | 3 | 5 | 2 | 6 | 1 | 8 | 7 |
| 5 | 2 | 8 | 7 | 3 | 4 | 6 | 1 |
| 7 | 8 | 1 | 6 | 5 | 2 | 4 | 3 |
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.