GParted Lubuntu 16.04 Installation Guide
Hello Lubuntu User! Install Latest GParted in Lubuntu 16.04 Xenial Xerus LTS GNU/Linux desktop – Step by step Tutorial.
And GParted for Lubuntu 16.04 uses libparted to Detect and Manipulate Devices and Partition Tables, and moreover, Add several Filesystem Tools to provide Support for Filesystems Not Included in libparted.

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How to Quick Start with Command Line on Lubuntu
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Installing GParted for Lubuntu.
sudo apt install gparted
If Got “User is Not in Sudoers file” then see: How to Enable sudo