Check Digit - Prefixlist

Calculate the Check Digit

The Check Digit is easy to calculate. This is how you do it.

The letters of the prefix have a certain value:

So (for example) prefix MWCU is:

1	2	3	4	5
Letter	M	W	C	U
Value	24	35	13	32

The value of the numbers is equal to the numbers of the container number.

1	2	3	4	5	6	7
Number	6	0	5	9	7	8
Value	6	0	5	9	7	8

Now calculate like this:

The total, in this case 7858 is divided by 11 (Long Division) and the remainder is the Check Digit.