Question

1. Construct a 3 x 3 magic square to get a
magic sum of 45
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Answer 1

Answer:

The Magic 3x3 Square top

You have 1+2+3+4+5+6+7+8+9=45. In a magic square you have to add 3 numbers again and again. Therefore the average sum of three numbers is 45:3=15. The number 15 is called the magic number of the 3x3 square.