A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data.
If the 2 Macs are on the same wifi/network just copy the files from one Mac to the other. See Mac Help or contact Apple Support if you need assistance with sharing files & folders
.File sharing
You can share files with other users and Mac computers. See Use AirDrop to send items to nearby Apple devices, Set up file sharing, or Use iCloud to share and collaborate on files and folders.