Add or edit tables in Notes on iCloud.com
Create a table
Go to icloud.com/notes, then sign in to your Apple Account (if necessary).
Select a note.
If you do not see the notes list, see Show the folder or notes list in Notes on iCloud.com.
Tap where you want to add the table, then tap
.An empty table with two rows and two columns is added to your note.
Do any of the following:
Type in a cell: tap the cell, then start typing.
Delete content in a cell: select the text in a cell, then tap the Delete key.
Add or delete rows and columns
Go to icloud.com/notes, then sign in to your Apple Account (if necessary).
Select a note with a table.
If you do not see the notes list, see Show the folder or notes list in Notes on iCloud.com.
In the row or column you want to work with, tap a cell.
Tap
to the left of the row to select the row, or tap 
above the column to select the column.Choose an option.