SSRS - How to Eliminate Merged Cells Issue When Exporting Report to Excel

This is very simple actually - just make sure the width of every cell has only maximum of 2 decimal places and last digit is either 0 or 5.  For example: 2.5 or 2.75 instead of 2.453 and 2.7501. (always land the number on a 0.05 multiple)