Puzzle Detail
Classic Mathdoku Classic 8×8 Easy — Set 69
| 2/8 | 1=1 | 5=5 | 4= | 9+ | 3= | 6= | |
| 2-5 | 14x | 8= | 6=6 | 4x | 3=3 | ||
| 1= | 7 | 11+ | 3= | 2=2 | 8=8 | ||
| 12x | 8+ | 6= | 5= | 8= | 2= | ||
| 2 | 3= | 40x8 | 4= | 6= | 7= | ||
| 7+ | 6=6 | 3x | 2x | 7-8 | 7= | 4=4 | |
| 6= | 8= | 4=4 | 3 | 10+ | 1 | 2= | 5=5 |
| 9+ | 2 | 14+ | 12x | 5= | 1= |
Show solution
| 8 | 1 | 5 | 4 | 2 | 7 | 3 | 6 |
| 4 | 5 | 2 | 7 | 8 | 6 | 1 | 3 |
| 1 | 7 | 6 | 5 | 3 | 2 | 4 | 8 |
| 3 | 4 | 7 | 1 | 6 | 5 | 8 | 2 |
| 2 | 3 | 1 | 8 | 5 | 4 | 6 | 7 |
| 5 | 6 | 3 | 2 | 1 | 8 | 7 | 4 |
| 6 | 8 | 4 | 3 | 7 | 1 | 2 | 5 |
| 7 | 2 | 8 | 6 | 4 | 3 | 5 | 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.