Previous Month

[MauriceLudo]

hi,

i would like to calculate the percentage of previous months, my expression works for january, february, may but not for the rest of the months, attached app, i did not manage to identify the error you can m ' help please.

Best regards

Maurice

[dmac1971]

Maurice,

Maybe something like this :

sum({< Year ={$(=Max(Month)-1)},>} Sales)

[MauriceLudo]

it does not work, I have already tested, you have the application you can try