Hi Solveig! Select your range of cells to be pasted. Then press the shortcut CTRL X, your range will be marked up with a walking line around it. Next: go to your desired table sheet. Click once to select a cell like A1. Then press the shortcut CTRL V to insert the content in there.
The best known shorts ever: CTRL C and CTRL V to copy and paste something.
CTRL X and CTRL V to cut off and then paste something.