picture will show you the check digit. Clicking on 
will take you to a page showing the steps of how to find the check digit for
that example. (Answers are also on the "show me" page).UPC codes: finding a check digit, and checking if a code is accurate:
1. Do a check digit calculation mod 10 to decide which of these UPC codes is correct, and which has an error:
A. 0-72512-06868-7
B. 0-09252-45310-1
C. 1-24431-65100-2
D. 0-11676-10881-5
Moving your mouse over the picture will show you the check digit. Clicking on will take you to a page showing the steps of how to find the check digit for
that example. (Answers are also on the "show me" page).
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check digit |
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0-87486-11661-? |
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0-11168-03004-? |
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0-48789-41860-? |
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6-12668-06369-? |
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0-12587-78013-? |
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0-18008-01167-? |
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0-71662-04012-? |
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