If you are using Microsoft Excel to manage numerical data, at some point you're inevitably going to display percentages. Doing so can give you a new insight, or make summarizing heaps of data a bit ...

Calculate annual % change by dividing start by end value, raising to inverse years, minus one, times 100. Ex: a drop from $15M to $10M over 2 years is a 18.4% average annual decline. This calculation ...

Understanding sales percentages is a key element in increasing profits. One important part of sales analysis is knowing what percentage of your revenue comes from existing clients and what portion ...

Knowing your effective tax rate can help you understand how well you’ve been managing your tax situation throughout the year.