Puzzle Detail
Classic Mathdoku Classic 8×8 Easy — Set 50
| 5 | 11+ | 8=8 | 2= | 7+ | 4 | 7+ | |
| 13+ | 4 | 1= | 42x | 6 | 5=5 | 2= | 3= |
| 7 | 1- | 4=4 | 11+ | 2/ | 5 | ||
| 1= | 2= | 8= | 12x | 3 | 5= | 12+ | |
| 7+1 | 5= | 3= | 4= | 3- | 56x | 6=6 | |
| 3= | 7= | 1= | 6= | 8= | |||
| 2/4 | 3- | 6= | 1= | 21x3 | 12+8 | ||
| 3= | 8=8 | 6=6 | 5= | 7 | 7x | 4 | 2- |
Show solution
| 5 | 7 | 8 | 2 | 3 | 4 | 6 | 1 |
| 8 | 4 | 1 | 7 | 6 | 5 | 2 | 3 |
| 7 | 6 | 4 | 3 | 8 | 2 | 1 | 5 |
| 6 | 1 | 2 | 8 | 4 | 3 | 5 | 7 |
| 1 | 5 | 3 | 4 | 2 | 8 | 7 | 6 |
| 2 | 3 | 7 | 1 | 5 | 6 | 8 | 4 |
| 4 | 2 | 5 | 6 | 1 | 7 | 3 | 8 |
| 3 | 8 | 6 | 5 | 7 | 1 | 4 | 2 |
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.