Puzzle Detail
Classic Mathdoku Classic 8×8 Easy — Set 12
| 2/4 | 7= | 2=2 | 6+5 | 1=1 | 3=3 | 6= | |
| 7=7 | 18x | 8= | 4= | 3- | |||
| 2= | 1= | 10+ | 3= | 5= | 7= | 4= | |
| 30x | 2-4 | 10+ | 8= | 1= | |||
| 4=4 | 3= | 1= | 8= | 14x | 2 | 13+ | |
| 4+3 | 2=2 | 30x | 7= | 4=4 | 6=6 | ||
| 1 | 7 | 3-4 | 3-5 | 8=8 | 7+ | ||
| 5= | 8=8 | 1= | 9+ | 2= | 4= | 4- |
Show solution
| 8 | 4 | 7 | 2 | 5 | 1 | 3 | 6 |
| 7 | 6 | 3 | 8 | 1 | 4 | 5 | 2 |
| 2 | 1 | 8 | 6 | 3 | 5 | 7 | 4 |
| 6 | 5 | 2 | 4 | 7 | 3 | 8 | 1 |
| 4 | 3 | 6 | 1 | 8 | 7 | 2 | 5 |
| 3 | 2 | 5 | 7 | 4 | 6 | 1 | 8 |
| 1 | 7 | 4 | 5 | 2 | 8 | 6 | 3 |
| 5 | 8 | 1 | 3 | 6 | 2 | 4 | 7 |
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.