Back to Logic Problems
3×3 Magic Square (1–9)
You have a 3×3 grid. Place the numbers 1, 2, 3, 4, 5, 6, 7, 8, 9 into the grid — each number exactly once — so that the sum of every row, every column, and both diagonals is the same.
Goal: Find one valid arrangement.
| Col 1 | Col 2 | Col 3 | Sum | |
|---|---|---|---|---|
| Row 1 | – | |||
| Row 2 | – | |||
| Row 3 | – | |||
| – | – | – |
Diagonals
↙Sum–
↘Sum–