A Question about GWX 3.0 Radio Messages

[ParaHandy]

Originally Posted by Pisces

Then each number digit resemble a subdivision of the larger rectangle. Divide it up like a 3x3 telephone numberpad. 1 at the top-left, 9 at the bottom right. The number of the digit in the grid-reference determines which 'button' to consider. Then further sub-divide the button by 3x3. And take the next number digit in the grid-reference to narrow down to smaller area. And so on, and so on, until it is pinpointed sufficiently.

Thanks fella, this is the part that I really couldn't fathom out. So if it was for example BE2855, that would be slap bang in the middle of BE28? BE2899 would be south-east corner of BE28?