One of the numbers in the following grid is incorrect.
Multiply the incorrect number by the number that it should be. The result is ABCDEFGH. For example, if the wrong number was “4895” and you knew that it should be “4985”, you would multiply the two to arrive at "24401575"; so A would be 2, B would be 4 etc...
Now use the following formula to work out the cache location.
N51º AF.(C-G)AD W000º G(B+E).DFB
Before you go in search of the cache you may wish to check your solution by clicking below and entering the coordinates:
Thanks to Portuguese geocacher .:Kitty:. for the inspiration for this cache.
