The $130 fishing rod was first marked down 40 percent, and now it’s an additional 25 percent off. How much will it end up costing? If you’re not sure how to go about figuring this out, you’re not ...

When you review your small business's balance sheet, it's important to compare accounts across multiple years to identify any trends. To make this process easier, you can convert each account's dollar ...

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 ...

When calculating a declining sales figure spanning multiple years, you need to calculate two percentages. The straight-line method calculates your overall decline, but this doesn't paint the entire ...

How to calculate percentages is easier than you think. Quick, what’s 36% of 25? Or how about 250% of 20? Learn a quick and dirty tip to help you calculate all of those pesky percentages in your head.

This post explains how to calculate Weighted Average in Excel with percentages. In a standard arithmetic average where the sum of values is divided by the number of values, each data value is treated ...

In real life there are many scenarios where we calculate percentages in our minds, for example the amount of discount on goods, tips at restaurants and many more. Have you wondered, if you could ...

For anyone who is interested in analyzing and assessing a company's performance, calculating percentages of total revenues -- or using the percentages that have been calculated for you -- can be very ...

Learn how to quickly calculate a percent of any number in Excel using simple formulas that save time and reduce errors.

Scientific American presents Math Dude by Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. Long time math fans may remember our first foray into the world ...