Fill a 3x3 square with 1 to 9 so that the sum of the numbers belonging to any given 2x2 subsquare is the same?

Question

the given 3x3 grid is like that
_________________
|__1__|______|___ __|
|_____|______|___7__|
|_____|______|______|

my teacher said that there are 5 soultions.

one of the solution is given by this person called kevin. i posted this qn in the maths section too. he gave this solution:

192
837
465

which for every 2x2 sub squares the sum gives 21.

i need 4 other solutions.
I have been trying too... :)

http://answers.yahoo.com/question/index;_ylt=AhF4hO.atNhCwL8_X7xMAovsy6IX?qid=20060715001754AAAtFc4

Answer 1

That's called a Magic Square and was invented by Benjamin Franklin.

Answer 2

Have you given us all of the instructions? I haven't been able to solve it with what you've given us.