To schedule a Teams Meeting in a team, please see instructions below.
Login in Teams & click on the team you want to create the meeting in.
Then click on "Meet" in the top right hand corner
(Click the image to enlarge)
Make sure that you have the team & channel selected. You don't need to manually invite people, as long as you have the channel selected.(Click the image to enlarge)
Once done, click send.
You'll then see the meeting set within the team. Everyone within the team will also recieve an email letting them know the meeting is scheduled.
That's it, your done!