I am trying to summarize sales data over a 12 month period. All seems fine for 2018 data, but if I then look at 2017, the figures are around 2% lower than I was expecting. The DAX formula I am using is as follows:
Any chance you can post sample data? Please see this post regarding How to Get Your Question Answered Quickly: https://community.powerbi.com/t5/Community-Blog/How-to-Get-Your-Question-Answered-Quickly/ba-p/38490
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