LibreOffice 24.2.2 package for x86_64 and i586 is on Slackel repos along with x86_64 and i686 lang and help packages.
You also need to install apache-ant and libnumbertext and liblangtag from slackel repos.
Install openjre which is a dependency and is small in size 26MB for java support.
Slackel users do not have to do anything, system will inform for update.