Find out how to calculate VAT using a simple Excel formula. Manage taxes easily form a single spreadsheet.

Discover how to calculate age using Excel spreadsheets and formulas. Get the best out of Excel!

Learn how to easily calculate percentage increase using this Excel formula. Calculate an increase between two figures.

Learn how to calculate the time between two dates and subtracting holidays in Excel, using this simple working days formula.

Learn how to calculate how much time has passed between two dates, days or months or years, using Excel’s simple formulas.

Learn to easily calculate percentages using these simple formulas for Excel and Google Drive spreadsheets.