「商品ごと」や「顧客ごと」に集計したいけれどSUMIF関数が難しそう！ 売上表などを作成する際に「商品ごと」や「顧客ごと」に金額を集計したい時ってありますよね。そんな時、どのように対応しますか？ SUMIF関数を使って、指定した条件ごとに金額を ...

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

Have you ever spent hours wrestling with messy spreadsheets, only to end up questioning your sanity over rogue spaces or mismatched text entries? If so, you’re not alone. Data cleaning is one of the ...