Would this be easier
=A1 & 10 - MOD( SUMPRODUCT(MID(A1, {1,2,3,4,5,6,7,8,9,10,11}, 1) *
{3,1,3,1,3,1,3,1,3,1,3}), 10)
Don Guillett
SalesAid Software
dguille...@gmail.com
-----Original Message-----
From: Vishwamitra Mishra
Sent: Monday, January 02, 2012 2:03 AM
To: MS EXCEL AND VBA MACROS
Subject: $$Excel-Macros$$ GTIN Calculator in Excel Formula and Excel Macro
I have written a Formula and Macro to calculate all types of GTIN.
If you want that workbook, kindly let me know.
For more detail about the Formula and Macro kindly visit this link:
http://www.learnexcelmacro.com/2011/11/gtin-calculator-in-excel/
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