A percentage can be solved by multiplying a given quantity by a percent. It should be noted, however, that the percent should first be divided by the numeral 100 before doing the multiplication.
Know MoreA common situation wherein knowing how to get percentages is helpful is when out shopping during a sale. For example, a sweater is originally $150 but has a 20% discount. To obtain the percentage, or the amount saved, the percent value is first divided by 100, making it 20/100, or 0.2. The answer is then multiplied by the original price: 0.2 X $150, giving an answer of $30 saved. This means the sweater is now only $120.
Learn more about Fractions & PercentagesPercentages are found by dividing the given amount from the whole and multiplying the decimal result by 100. In most cases, you need a calculator to ensure the proper amount, especially with regards to decimal spaces.
Full Answer >A percentage is a math term that allows for a comparison of one amount in relation to another. Computing a percentage involves division and simple decimal conversion, according to Calculator Soup.
Full Answer >To add a percentage to a given number involves multiplying the base number by a decimal that represents the percentage fraction. Adding two percentages together involves the opposite, or converting the percentages to fractions.
Full Answer >To subtract a percentage, one starts by converting the percentage into its decimal equivalent and subtracting the result from one. Multiplying the answer by the original figure gives the value after subtracting the percentage. For instance, to subtract a tax of 27 percent from base pay, one coverts the percentage to 0.27 or (27/100). Basic pay x (1 - 0.27) gives the pay after the tax deduction.
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