The cashe is not at the published co-ordinates. The cache is on a nice quiet dirt road so you dont have to worry too much about muggles. This cash is all about Prime and natural numbers. A Prime number is any number that can be devided only by itself or 1.
To solve the cache:
South A° B,CD East EF° GH,I
A: 13×2
B: 90÷2
C: 10×0
D: the last prime number under 30
E: (256÷4)-64
F: the square root of (784-55)
G: (9÷3)-3
H: square root 25
I: 349-154
Please hide the cache as you found it.
You can check your answers for this puzzle on GeoChecker.com.