Don't pry against the battery during this step.

Use a spudger to lift up the motherboard enough so you can grip it with your fingers.

Pull the motherboard toward the opposite side of the tablet to slide it out of its two clips.

Remove the motherboard.

During reassembly:

Slide the motherboard under its clips before pressing it flat to the frame and reinstalling the screws.

Follow this guide to update the VCOM number on your tablet to match your screen.