Puzzle Detail
_v1 8×8 Mathdoku 8×8 Easy — Set 9
| 4= | 7= | 2= | 9+ | 3= | 6= | ||
| 2= | 6 | 1=1 | 7= | 13+8 | 1-4 | 3= | |
| 5= | 2- | 4= | 5+ | 6= | 1=1 | 8+ | |
| 8+ | 4= | 3 | 8+5 | 8= | |||
| 6- | 3=3 | 5=5 | 2- | 4 | 5- | 2 | 8= |
| 3=3 | 3-8 | 1= | 7= | 2= | 2- | ||
| 2- | 2- | 2= | 8= | 3-4 | 5= | ||
| 4 | 3- | 5=5 | 7+ | 1 | 3=3 | 2=2 |
Show solution
| 4 | 7 | 2 | 8 | 1 | 3 | 5 | 6 |
| 2 | 6 | 1 | 7 | 5 | 8 | 4 | 3 |
| 5 | 8 | 4 | 3 | 2 | 6 | 1 | 7 |
| 7 | 2 | 6 | 4 | 3 | 5 | 8 | 1 |
| 1 | 3 | 5 | 6 | 4 | 7 | 2 | 8 |
| 3 | 5 | 8 | 1 | 7 | 2 | 6 | 4 |
| 6 | 1 | 3 | 2 | 8 | 4 | 7 | 5 |
| 8 | 4 | 7 | 5 | 6 | 1 | 3 | 2 |
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.