Linux / UNIX: Convert Hexadecimal to Decimal Number last updated November 23, 2010 in Categories BASH Shell, CentOS, Debian / Ubuntu, Fedora Linux, FreeBSD, Korn Shell Scripting, KSH Shell, Linux, Mac OS X, Programming, RedHat and Friends, Solaris-Unix, Suse, Ubuntu Linux, UNIXHow do I convert hex number to decimal number using a shell script under UNIX / Linux operating systems?