In May 2025, I ran a survey asking Exceljet newsletter subscribers what version of Excel they use most. This is an important question for Excel learning because the new dynamic array engine has completely changed how many formulas are written. These changes started rolling out after Excel...Read more
The NETWORKDAYS function returns the number of working days between two dates, automatically excluding weekends (Saturday and Sunday) and optionally excluding holidays provided as a list of dates. NETWORKDAYS can be used to calculate employee benefits that accrue...Read more
How to keep random numbers from changing in Excel? Excel's random functions like RAND and RANDARRAY recalculate every time you edit your worksheet, making it impossible to maintain stable random results. This article shows you how to build a seeded random number generator using Excel's...Read more
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