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How do you add 20 percent to a number?

Updated: 4/28/2022
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13y ago

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To add 20 percent to a number, multiply the number by 1.2. For example, adding 20 percent to 50 gives 50 x 1.2 = 60.

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13y ago
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Multiply the number by 100 and add a percent symbol.


20 percent of a number is 20?

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Subtracting 20 percent from 169.97 gives 169.97 x (1 - (20/100)) = 135.976. If the number refers to a unit of currency, don't forget to round to the appropriate number of decimal places and add the appropriate currency symbol.


What is 120 add 20 percent?

140


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9 out of 20 can be written in fraction form, then converted into decimal form, then converted into percent form: 9 out of 20 can be written 9/20 next, divide the top number by the bottom number to convert into a decimal number: 9 divided by 20 = .45 next, multiply .45 by 100 and add the percent sign: .45 x 100 = 45 = 45%


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