Puzzle Detail
Online Mathdoku Online 4×4 Mathdoku — Set 2
| 3= | 3- | 2= | 1=1 |
| 2= | 3=3 | 4= | |
| 4= | 1-2 | 1=1 | |
| 1= | 4= | 1- |
Show solution
| 3 | 4 | 2 | 1 |
| 2 | 1 | 3 | 4 |
| 4 | 2 | 1 | 3 |
| 1 | 3 | 4 | 2 |
Solver Notes
Play our 4x4 mathdoku online — an interactive puzzle engine lets you enter numbers, get real-time error feedback, and check the solution whenever you are ready.
Do I need to sign up to play 4x4 mathdoku online?
No — all online mathdoku puzzles on Freemathdoku.com are free to play with no account or download needed.
Are there hints for online 4x4 mathdoku?
Yes — click the Hint button to reveal a single cell when you get stuck.
Can I also print the 4x4 mathdoku?
Yes — every online puzzle has a Print button that generates a clean PDF version with solution.