gnome-calculator from GNOME:STABLE:3.12 project

Select Your Operating System

For openSUSE 13.1 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/GNOME:STABLE:3.12/openSUSE_13.1/GNOME:STABLE:3.12.repo
zypper refresh
zypper install gnome-calculator