Do you use commas on more than 3 figures numbers?

Last updated by Tiago Araújo [SSW] 5 months ago.See history

This rule has been archived

In numbers of more than 3 digits, always use commas. This makes reading much easier.

numbers bad example
Figure: Bad example: No commas make it harder to read

numbers good example
Figure: Good example: Commas make it easier to read

Numbers which normally do not take commas are:

  • ZIP codes
  • Phone numbers
  • Serial numbers
  • House numbers
  • Dates of years

Note: Different countries use a periods in place of comma and vice-versa. E.g. In United States and Australia: 2,367.48 francs / In France: 2.367,48 francs .

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