Solution Step 0/0
Arrange the numbers 1 to 9 in the cells of a 3x3 square so that the sum of every row, column and each of the two main diagonals is the same.
What sum it should be?
What sum it should be?
Explanations
The total sum of the numbers 1 through 9 is 45. Divided by 3 (the number of rows OR the number of columns), the sum is 15.The is a classical magic square 15, with the number 5 placed in the middle cell. One of the solutions is shown in the diagram.
Check 12
Check 13
Check 14
Check 15
