Puzzle Detail
_v1 8×8 Mathdoku 8×8 Easy — Set 1
| 4= | 2= | 8= | 5=5 | 3=3 | 7 | ||
| 12+7 | 10+ | 9+6 | 1=1 | 1- | 15+ | ||
| 5= | 4= | 2 | 1- | 2- | 3=3 | ||
| 4- | 2- | 11+ | 7= | 5- | 5= | ||
| 6=6 | 1= | 8=8 | 9+7 | 5= | 10+ | ||
| 8= | 3= | 7=7 | 4=4 | 5- | 5= | ||
| 1= | 8=8 | 2-3 | 7+5 | 2- | 3- | 2= | |
| 4-3 | 8=8 | 6=6 | 1= |
Show solution
| 4 | 2 | 6 | 8 | 5 | 3 | 1 | 7 |
| 7 | 5 | 4 | 6 | 3 | 1 | 2 | 8 |
| 5 | 4 | 2 | 1 | 7 | 8 | 6 | 3 |
| 2 | 6 | 1 | 3 | 4 | 7 | 8 | 5 |
| 6 | 1 | 8 | 7 | 2 | 5 | 3 | 4 |
| 8 | 3 | 7 | 4 | 1 | 2 | 5 | 6 |
| 1 | 8 | 3 | 5 | 6 | 4 | 7 | 2 |
| 3 | 7 | 5 | 2 | 8 | 6 | 4 | 1 |
Solver Notes
Browse our full collection of 8x8 mathdoku puzzles — available in easy, medium, and hard difficulties, free to play online or print as PDF.
What is a 8x8 mathdoku?
A 8x8 mathdoku is a 8x8 grid number puzzle where you place digits 1–8 so no number repeats in any row or column, and each boldly outlined cage evaluates to a given target using the specified operation.
How hard is a 8x8 mathdoku?
The 8x8 grid is challenging and suitable for advanced solvers and adults.
Can I print 8x8 mathdoku puzzles?
Yes — all our 8x8 mathdoku puzzles are print-ready. Use the Print button on any puzzle page to download a clean PDF version with the solution included.