1) Locate the web link that you have been sent, this might be in an email or via another method such as Google Classroom. Once located open the link.
2) You will be prompted to run the zoom software on a windows or OS X based machine, allow this to happen.
3) You will then be asked to enter your name
4) Next you will be asked how you wnat to connect yor audio to the meeting, this is via the computer so just click on "Join audio by computer".
You should now be part of the meeting, if the presenter is not yet in the meetig you will be held in a lobby until they are ready to allow you in.