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- Navigate to the Measure fields in the Data pane.
- Right-click the measure field, open the drop-down menu, and choose 'Default Properties', then 'Number Format'.
- A Default Number Format dialog box will appear. Select 'Number (Custom)' and adjust the decimal places to your desired value.
- Click 'OK' to save your settings.
How to Change Decimal Places in Tableau
Use this interactive demo to learn how to change decimal places in Tableau.
📌 Why this matters
Controlling decimal places transforms raw data into audience-appropriate presentations. Financial reports demand precision to the cent, while executive dashboards benefit from rounded figures that highlight trends over exact values. This formatting choice directly impacts how stakeholders interpret your data—too many decimals create cognitive overload, while too few can mask important variations. More importantly, consistent decimal formatting across multiple measures creates visual harmony that helps viewers focus on insights rather than getting distracted by inconsistent number presentations throughout your visualization.
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