Articles
Magic Squares
| 8 | 1 | 6 |
| 3 | 5 | 7 |
| 4 | 9 | 2 |
The 3 × 3 magic square above has the property that its rows, columns and diagonals all have the same sum: 15.
There is more magic to be found in the square:
- 82 + 12 + 62 = 42 + 92 + 22
- 82 + 32 + 42 = 62 + 72 + 22
- 8 × 1 × 6 + 3 × 5 × 7 + 4 × 9 × 2 = 8 × 3 × 4 + 1 × 5 × 9 + 6 × 7 × 2
What magic can you find in the magic square below?
| 23 | 6 | 19 | 2 | 15 |
| 3 | 12 | 25 | 8 | 16 |
| 10 | 18 | 1 | 14 | 22 |
| 11 | 24 | 7 | 20 | 3 |
| 17 | 5 | 13 | 21 | 9 |