How to put the batch number

[hasru]

Hi

I need to know how to put a badge number. every badge have 30 record. example

serial no badge no

1 - 30 1

31 - 60 2

61 - 90 3

and so on

pls show me the calculation. thanks

hasru

[comment]

Try:

Div ( Serial - 1 ; 30 ) + 1

[hasru]

hi

thanks for fast reply. i try first.

hasru