Math Trick Upside Down Magic Square

Math Trick

Here's a magic square that not only adds up to 264 in all directions, but it does it even when it's upside down! If you don't believe me, look at it while you are standing on your head! (Or, just copy it out and turn it upside down.)

96	11	89	68
88	69	91	16
61	86	18	99
19	98	66	81