- Messages
- 18
- Reaction score
- 11
- Points
- 13
I don't understand check digit... :|
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Thank you so much for that! Perhaps a little insight on how exactly it works and helps?look this is an extra digit added at the end of a product bar code number or the ISBN number of a book to check the validity of the data and it will be calculated from the original number
Thank you so much for that! Perhaps a little insight on how exactly it works and helps?
There was a question in a past paper but the mark scheme was vague...
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