Home
Forums
New posts
Search forums
What's new
New posts
Latest activity
Members
Current visitors
Log in
Register
What's new
Search
Search
Search titles only
By:
New posts
Search forums
Menu
Log in
Register
Install the app
Install
Home
Forums
Brown Cafe UPS Forum
UPS Discussions
Help with trivia request (1z...)
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Reply to thread
Message
<blockquote data-quote="OldManAllowance" data-source="post: 150079" data-attributes="member: 4652"><p>There is a method to the 18 digits, basically the digits go through a mathematical calculation. Any letter in the sequence relates to a number A=1, B=2...etc, anyway the "formula" has to equal the the last digit. This is called the "check digit".</p></blockquote><p></p>
[QUOTE="OldManAllowance, post: 150079, member: 4652"] There is a method to the 18 digits, basically the digits go through a mathematical calculation. Any letter in the sequence relates to a number A=1, B=2...etc, anyway the "formula" has to equal the the last digit. This is called the "check digit". [/QUOTE]
Insert quotes…
Verification
Post reply
Home
Forums
Brown Cafe UPS Forum
UPS Discussions
Help with trivia request (1z...)
Top