We show you how to use Excel to count days between two dates using the DAYS, DATEDIF, NETWORKDAYS, and TODAY functions, and Subtraction.

Learn how to use basic Formulas for mathematical operations & insert Functions like sum, average, count, max, min, date, time, etc. in Excel.

Learn how to approximate the effective convexity of bonds using Microsoft Excel with a modified and simpler version of the standard convexity formula.

Thankfully, Microsoft Excel's COUNTIF formula swoops in to save the day. It lets you count cells based on specific text or conditions, turning your spreadsheet chaos into organized data magic.

Excel percentage formulas can help with many everyday applications. We'll walk through several examples, including turning fractions to percentages, and calculating percentage of total, increase ...