Problem with pricing in excel?

Question

excel

I have a CSV file that I open with Excel.
The problem is this, for example, the price of the goods there is 3.10 (three rubles 10 kopecks)
He makes me a field on 10/03/2021 (Oct. 21)

And changing the format does not help, then my 3.10 r is remade into

44472.00 it all prices in the format 3.10 - what to do?

Answer 1

The answer is about the same as here (change the decimal separator):
Why is it so difficult to convert from xlsx to csv using excel?