A Palindromic Magic Square for the Year 2019

The above 4 × 4 magic square only has the digits 2, 0. 1, and 9 (from the year 2019) and as a bonus, the four digits in its upper-left section form “2019”. It has a magic sum of 132. This means the sums of the magic square’s columns, rows, and diagonals are all equal […]

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Magic 1089 And Magic Squares

The 1089 Trick Those who like to read books about puzzles or recreational mathematics would likely be familiar with the trick that involves the number 1089. The trick begins by asking someone to select a three-digit number that has a different first and last digits, reverse it to create a new number, and subtract the smaller […]

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