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I am using Creo Parametric - Release 6.0 (connected) Release 6.0 and Datecode6.0.6.0
The dimension display is set to retain 1 decimal place, but the actual dimension is still an integer
Translated with Google translate by Iuliana Nuta, 11 june 2022
the drawing options control the display of leading and trailing zeros.
Drawing options settings: File>Prepare>Drawing Properties and select "change" for Detail Options
Are you metric or English units. I think metric standard is to drop the zero after the decimal.