Original Price * (1 – Percentage Decrease). If you need to reverse a discount or calculate the original price from a tax-inclusive amount, divide the adjusted price by: (1 – Percentage Decrease).

Excel offers several easy ways to calculate expiry dates. This post explores different ways to automate expiry date calculations in Excel.

Percentage Formula: Know How to Calculate Percentage in Excel along with Solved questions and examples and Download formula PDF list.

Learn how to calculate moving averages in Excel using dynamic arrays. Simplify rolling totals with custom functions for efficient analysis.

To calculate a price-weighted average, or any arithmetic average for that matter, add the numbers (stock prices) together and divide by the number of stocks in the average.

Step five is to calculate two price indices (one for February and one for March) for the custom basket as a whole. “This is the trickiest part of the exercise but can be easily done in Excel ...