I recently installed the 2085 hotfix for NA v9.1 and I am seeing different grid behavior. I have a column with Format = "p6" and prior to the hotfix the grid would push down the value as a percent in decimal form. Now, post hotfix it pushes down as a percent.
For example,
Is this expected behavior?
I think this was a bug that was fixed. I think if you enter 75% (including the percent sign), it will work as you expect and interpret the value as .75.