DAX code
CTR =
DIVIDE(SUM('Marketing'[Clicks]), SUM('Marketing'[Impressions]))
Expresses ad clicks as a percentage of ad impressions.
Type your table and column names once. Every measure below updates.
CTR =
DIVIDE(SUM('Marketing'[Clicks]), SUM('Marketing'[Impressions]))
Replace the column names with your own clicks and impressions columns.
Browse all 175 measures in the Power BI DAX Measures Library, or search the library for something similar to CTR (Click-Through Rate).