# I want to import a .csv to Mathematica but when I do that the decimal are denoted by “,”. What can I do? I need points [duplicate]

Import["C:\Users\Maria Del Mar\Desktop\LECCIÓN\masa a.csv", "table", FieldSeparators -> ";"] // TableForm

• Did you try FieldSeparators->"," – thils Nov 20 '14 at 5:07

You can specify the decimal point using the Numberpoint option, like described here:
Import["file.txt", "Table", "NumberPoint" -> ","]