Use these articles to learn more
Avoid Hiring Boo-boos with Excel – COUNTIFS for the win [video]
at 26 April, 2017
Countif – Quick Tip
at 16 December, 2013
Eight ways to exploit COUNTIF() … and sumif() too [spreadcheats]
at 12 November, 2008
Filter one table if the value is in another table (Formula Trick)
at 17 November, 2022
Which Excel Formulas should you learn first?
at 14 November, 2022
10 Advanced IF formula tricks you must know
at 31 March, 2021