Don't miss your chance to take the Fabric Data Engineer (DP-700) exam on us!
Learn moreNext up in the FabCon + SQLCon recap series: The roadmap for Microsoft SQL and Maximizing Developer experiences in Fabric. All sessions are available on-demand after the live show. Register now
I need to create a new column to calculate column B. what's the DAX i can use? thanks!
Hi,
Given column A, values in column B can be calculated. I am sure your dataset is very different from what you have shared here. Do you have a Date column in your dataset? Share your data here.
no date required for this calculation, see below.
Hey @Anonymous ,
You need to create a Previous Row Dax to perform this calc.
Take a look on the picture. First, I create the measure Previous Row, to check the values and create a virtual column with values based on the previous row. After that, you can create a new measure to multiplicate:

Regards,
Marcel Magalhães
Microsoft Power BI Official Partner
MCT | Certified PL-300 Power BI
Sorry, I've updated my question. I need DAX for Column B, which I've got my calculation included in the ( ).
thanks
If you have recently started exploring Fabric, we'd love to hear how it's going. Your feedback can help with product improvements.
A new Power BI DataViz World Championship is coming this June! Don't miss out on submitting your entry.
Share feedback directly with Fabric product managers, participate in targeted research studies and influence the Fabric roadmap.
| User | Count |
|---|---|
| 48 | |
| 45 | |
| 41 | |
| 19 | |
| 18 |
| User | Count |
|---|---|
| 69 | |
| 68 | |
| 33 | |
| 33 | |
| 31 |