In Linux, you can manipulate strings using various commands and tools. To subtract or extract parts of a string, you might use tools like cut, awk, or string manipulation in scripting languages like Bash or Python.

1. Extracting a Specific Range of Characters from a String:

   $ echo "Linux is amazing" | cut -c3-8

Output: nux is

1. Extracting the First Word from a String:

   $ echo "Tech skills matter" | awk '{print $1}'

Output: Tech

1. Extracting Text Based on a Delimiter:

   $ echo "Alpha|Beta|Gamma" | cut -d'|' -f2

Output: Beta

Besides that, we summarized 5 ways to subtract strings in Linux. Hope you like it.