関連ワード:  how to add every 3 rows in excel    how to sum every 3 rows in excel    how to sum every third row in excel    how to insert a row every 3 rows in excel    how to add 3 rows after every row in excel    how to insert a blank row every third row in excel    how to group every 3 rows in excel    how to add multiple total rows in excel table  
結果 : how to add every 3 rows in excel