Puzzle Detail
Calcudoku 4×4 — Set 9
| 2= | 4+ | 4= | |
| 4= | 1-3 | 1= | |
| 3= | 4= | 1=1 | 2= |
| 1= | 2=2 | 7+4 |
Show solution
| 2 | 1 | 3 | 4 |
| 4 | 3 | 2 | 1 |
| 3 | 4 | 1 | 2 |
| 1 | 2 | 4 | 3 |
Solver Notes
Our 4x4 calcudoku puzzles use the same rules as mathdoku — a great entry-level challenge for players new to arithmetic cage puzzles.
What is a 4x4 calcudoku?
A 4x4 calcudoku is a 4-cell-per-side arithmetic logic puzzle where digits 1–4 are placed in each row and column once, satisfying all cage targets.
Is calcudoku the same as mathdoku?
Yes — calcudoku, mathdoku, and KenKen all refer to the same type of puzzle with identical rules.
Are solutions included?
Yes — every puzzle includes a complete solution.