Читать книгу Twentieth Century Standard Puzzle Book - Various - Страница 43

Here is an arrangement of fractions which form a perfect Magic Square:—

If these fractions are added together in any one of the eight directions, the result in every case is unity. Thus ³⁄₈ + ¹⁄₃ + ⁷⁄₂₄ = 1, ¹⁄₆ + ¹⁄₃ + ¹⁄₂ = 1, and so on throughout the rows, columns, and diagonals.