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Do you use commas on more than 3 figures numbers?
  v2.0 Posted at 17/06/2015 6:19 AM by Tiago Araujo
In numbers of more than 3​ digits,​ always use commas.​​ This makes reading much easier.
numbers-bad-example.png
Figure: Bad example: No commas make it harder to read
numbers-good-example.png
Figure: Good example: Commas make it easier to read
Note: Numbers which normally do not take commas are:

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

Note 2​: 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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