www.reference.com/article/percent-calculator-app-store-8745c27a857fbdbf

One of the best free percent calculator apps in the App Store, according to customer rating on iTunes, is Percentage Calculators, an app developed by IBEE Software Solutions. The customers list user friendliness and accuracy as pros. The downside of Percentage Calculators is the use of iAds.

www.reference.com/world-view/calculate-percent-deviation-f1cd04f065d28981

Percent deviation is a term used in statistics and many branches of science to describe how far from accurate test results might be. To find percent deviation, you need a calculator and a standard in which to compare your data.

www.reference.com/article/percent-105a6c51f612d018

Percent means per hundred. One percent is one part out of 100, where 100 is the whole. If a room contained 100 people then 1 percent would be one person.

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The 1 Percent are American taxpayers whose annual incomes put them in the top percentile of earnings. This group of income earners was the target of protests and rallies during 2011 at the various Occupy movements.

www.reference.com/article/20-percent-100-3caa4ea33f3aad73

Twenty percent of 100 is 20. To calculate the percentage of a number, convert the percentage to a decimal number; move the decimal point two places to the left, and multiply by the number. The word percent means per 100.

www.reference.com/article/30-percent-40-7c68389bfff1861f

Thirty percent of 40 equals 12. This can be calculated by multiplying 30/100 x 40. It can also be found by multiplying 0.3 and 40. In both instances, the answer is 12.

www.reference.com/article/25-percent-100-579178606d425db0

The product of 25 percent of 100 is 25. The best way to calculate percentages is to use what mathematicians call a proportion, which states that two ratios are equal to each other. All percentages can be converted into ratios using fractions in the following way: x % = x/100.

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Twenty percent of 30 is 6. "Percent" means "per 100," or "divided by 100," so calculating 20 percent entails multiplying by 20 and dividing by 100, which is the same as multiplying by 0.20.

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To calculate the relative standard deviation, divide the standard deviation by the mean and then multiply the result by 100 to express it as a percentage. The relative standard deviation is also known as the coefficient of variation or the variation coefficient. Engineers and researchers use it to d

www.reference.com/article/10-percent-discount-coupons-available-online-subway-b4e2e333f67c5ac9

Offers.com provides many coupons for various restaurants, including Subway. Along with various other coupons for the brand, the site includes a 10 percent off coupon with the use of a student ID, as of March 2015.