Commas with numbers


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Commas are used with large numbers to separate the thousands (i.e., every 3 decimal places).

Commas with Numbers

Commas can be used to make reading numbers a little easier. They are placed every 3 decimal places for numbers comprising 4 digits or more.

Examples:

1,234

23,566

1,234,967

Serial number 1654880 was destroyed in 1984.

(not in reference numbers or years)

REVERSE IN EUROPE

In Europe, the use of commas and full stops in numbers is reversed.

4,567.1 (British / US version)

4.567,1 (European version)

See also:

Numbers as compound adjectives
How to write numbers in full
Starting sentences with numbers
Commas after a sentence introductions
Commas after a transitional phrase
Commas after interjections (yes, no, indeed)
Commas before conjunctions (and, or, but)
Commas for parenthesis
Commas in lists
Commas with a long subject
Commas with quotation (speech) marks
Commas with the vocative case
List of easily confused words

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