Puzzle Detail
Classic Mathdoku Classic 8×8 Easy — Set 71
| 7=7 | 2- | 8= | 6 | 8+ | 3=3 | 7+ | |
| 5= | 6x | 2 | 1=1 | 7-8 | 4= | ||
| 1-3 | 7= | 4-6 | 3- | 6-8 | |||
| 5- | 1 | 8= | 2-3 | 7= | 5=5 | ||
| 12x | 5= | 1 | 7=7 | 2- | 8= | 2= | |
| 3+ | 6= | 8x | 8= | 15x3 | 7= | ||
| 8= | 4- | 4= | 2- | ||||
| 8 | 6-2 | 4= | 2-5 | 7+1 | 7+ |
Show solution
| 7 | 5 | 1 | 8 | 6 | 2 | 3 | 4 |
| 5 | 7 | 6 | 2 | 1 | 8 | 4 | 3 |
| 4 | 3 | 7 | 6 | 5 | 1 | 2 | 8 |
| 6 | 1 | 8 | 3 | 2 | 4 | 7 | 5 |
| 3 | 4 | 5 | 1 | 7 | 6 | 8 | 2 |
| 1 | 6 | 2 | 4 | 8 | 3 | 5 | 7 |
| 2 | 8 | 3 | 7 | 4 | 5 | 6 | 1 |
| 8 | 2 | 4 | 5 | 3 | 7 | 1 | 6 |
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.