Mathematical symbols | Les symboles en mathématiques

Please note these differences between French and English:

The Period | Le point ( . )
The Comma | La virgule ( , )

In French, a comma is used to indicate a decimal rather than a period as in English.
In French, a space is used to separate every three digits rather than a comma as in English.

English

2.5 (two and five tenths)

$2.50 (two dollars and fifty cents)

$3,435.25 (three thousand four hundred and thirty-five dollars and twenty-five cents)

9.50 m (nine and one half metres)

French

2,5 (deux virgule cinq)

2,50 $ (deux dollars cinquante cents)

3 435,25 $ (trois milles quatre cent trente-cinq dollars et vingt-cinq cents)

9,50 m (neuf virgule cinq mètres)