# How to Calculate Percent Difference With Three Sums?

Percent difference or percentage difference is used to calculate how much two numbers vary between each other. It is presented as a percentage. Percentage difference is useful in manufacturing, des...
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http://www.ehow.com/how_8365409_calculate-percent-difference-three-sums.html

## How to Calculate a Three Percent Annual Increase?

Annual increases can be measured as raw numbers or as percentages of the original amount. Using a percentage to measure the increase helps put the increase in perspective. If you know the percentag...
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http://www.ehow.com/how_8314518_calculate-three-percent-annual-increase.html

## How to Calculate a Percent Discount With Algebra?

One of the best ways to budget money is for consumers to find sales. Stores usually express a sale as either a percentage off the item's sale price or as a reduced sale price. If the store shows th...
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http://www.ehow.com/how_6456769_calculate-percent-discount-algebra.html

## How to Simplify Sums & Differences of Radicals With Fractional Radicands?

A radical expression is a number where both the divisor and the dividend is the same. A common radical is a square root. The symbol for a square root is âˆš. The small number to the right of the ra...
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http://www.ehow.com/how_8478454_simplify-differences-radicals-fractional-radicands.html

## How to Calculate Percent Change?

Whenever you see a sale price (or a price increase), you may want to know how much the price has changed. Knowing the percentage change can help you make an informed purchasing decision.

http://www.wikihow.com/Calculate-Percent-Change