123
A normal 3x3 magic square has a sum of 15. So you subtract 3 from each number in the square.
No.
what is the magic square of 29
Yes, ¼ is the square of ½, 1/16 is the square of 1/4, and so on and so forth.
To make a fraction magic square, start by filling in the grid with fractions so that each row, column, and diagonal has the same sum. Use different fractions that have the same sum but different denominators to create a variety of solutions. You can also adjust the value of the fractions to make the magic square more challenging.
Here's an idea: Why not simply draw an ordinary 3 x 3 magic square with the numbers 1 through 9, then in each cell, draw a line under the number and add a denominator of 10. Bingo. You have a magic square comprised of the fractions 1/10 through 9/10, and the universal sum is 1.5 instead of 15. Something along those lines.
123
Magic. :D
The square roots of 81 are integers, not fractions. So there are no sensible ways to express them as fractions.
3x3 magic square 25 total
The constant is 34.
Just take any magic square, and multiply every number by 5. Here you will get another magic square with all numbers multiples of 5.
Think! What if the magic square had an even number of cells. There's your answer.
The square roots of 25 are integers, not fractions.
A 1-9 magic square must add to 15.
Albrecht Dürer drew a 'magic square' in his engraving 'Melencolia I'. But I do not think he invented it.