Try set the ContentStringFormat
for Label
or just StringFormat for TextBlock
with necessary xml:lang
.
Example:
<Grid>
<Button Name="MyButton"
Content="OK"
Width="100,999"
Height="25" />
<Label Name="MyLabel"
Content="{Binding Path=Width, ElementName=MyButton}"
xml:lang="de-DE"
ContentStringFormat="{}{0:N2}" />
</Grid>
Output