Posted coordinates are bogus! You do not need to go to that location for any reason.
You will need to solve the puzzle to find the cache.
Part 1: solve the following questions:
K: (32 x 24.25) ÷ 8
N: 25 + (25 ÷ 2(6-5))
I: (320 ÷ 318) + (402 ÷ 67)
G: 3 x (10 + 3) - 32
H: 140 x 4 + (3 + 18 x 2) - (41 -2)
T: (158,404 - (455,4110 - 1)) ÷ 398
Part 2: put in your answers from part 1 respectively:
G I.H K N.T