Featured Formulas

Automatic row numbers

In this example, the goal is to create automatic row numbers starting in cell B5 that match the data entered in column C. When new data is added to the list, the row numbers should increase as required. If items are deleted, the row numbers should respond accordingly. This has traditionally been...Read more

Featured Functions

SUMIFS Function

The SUMIFS function sums numbers in Excel when they meet one or more specific conditions. SUMIFS is one of Excel's most widely used functions, and you will see it in all kinds of spreadsheets that calculate conditional sums based on dates, text, or numbers. Although a common function, ...Read more

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I just wanted to say thank you for this formula =SUMPRODUCT(--ISNUMBER(SEARCH(things,A1)))>0. It has proven to be one of the most useful formulas I have ever used.... especially when you're daily checking a 1.k5+ row list against a 50k row list.
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