Here are some examples on how to add data validation to a worksheet. The following code adds a data validation to a range that only allows integer values between 1 and 5. The following code adds a ...

On a new worksheet in the workbook, go to a cell and type a formula like =sum ('Y1:Y10'!B3). That indicates a SUM formula (adding things up) for all the sheets that are titled Y1 to Y10 (so 10 years' ...

Microsoft Excel lets you swiftly create a variety of useful records to log sales calls, service calls and other kinds of call information you need to run your business. In just a few minutes, you can ...

"Every man who looks at his ten fingers saw an argument of its use, and an evidence of its practicability." The above statement was made by Sir John Bowring MP to the House of Commons in 1847, but ...

This simple decimal divide worksheet for KS3 covers multiplying and dividing decimals. There are starter, main and extension activities and the questions start off nice and easy. In total there are 15 ...

Looking for good sources of free printable kindergarten worksheets? The list below has you covered. I scoured the web sifting through piles of worksheet resources and handpicked the titles below.

Over the past several decades, few workplace applications have become as indispensable as Microsoft's versatile spreadsheet editor, Excel. The tech company debuted the spreadsheet editor in 1985, and ...

The humble decimal point may have been invented about 150 years before we previously thought. Experts had previously credited German mathematician Christopher Clavius for the innovation, but according ...

On Pi Day (March 14), NASA reminded us why we need only a small slice of the irrational number's infinite decimal places to explain most of the known universe. When you purchase through links on our ...

Math historian Glen Van Brummelen came across decimal points in Giovanni Bianchini's manuscript, Tabulae primi mobilis B. Van Brummelen / Historia Mathematica, 2024 For years, historians thought ...

NPR's Scott Simon talks to math historian Glen Van Brummelen about his finding that the decimal point appeared in the 1440s, earlier than thought. How did the decimal point come to be? - the dot that ...