関連ワード:  how to add a total column in sheets    how to add a whole column in sheets    how to add a sum column in sheets    how to add a total column in google sheets    how to add a total column in google sheets table    how to add a whole column in google sheets    how to create a total column in google sheets    how to add a sum column in google sheets    how to add up a whole column in sheets    how to add a whole column in google sheets formula