bc software package provides GNU bc arbitrary precision calculator language, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install bc
bc is installed in your system.
Make ensure the bc package were installed using the commands given below,
$ sudo dpkg-query -l | grep bc *
You will get with bc package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Mathematics |
| Package | bc |
| Version | 1.06.95-8ubuntu1 |
| Description | GNU bc arbitrary precision calculator language |
| Sub Section | math |