Twenty percent of $80 is $16. To find out the answer to this problem, the number 80 is multiplied by .2, which is the decimal equivalent of 20 percent.
Know MoreTo calculate a percentage of a number, the percentage should first be converted to a decimal. To do that, the decimal is moved over two spaces to the left. For example, 55 percent is equal to .55. Then the decimal is multiplied by the number to find the answer. When trying to find 20 percent of any number, there is a shortcut method that doubles the original number and then moves the decimal point over one place. Therefore, 80 times 2 equals 160. Moving the decimal one place produces 16. Thus, 20 percent of an $80 check would be $16.
Learn MoreTo round to the nearest tenth of a percent, a person must reduce two or more decimal points to one decimal point. For instance, a percentage of 82.34 is rounded to 82.3 percent, because 82.34 is closer to 82.3 than 82.4.
Full Answer >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.
Full Answer >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.
Full Answer >Twenty percent of 80 is 16. Percent refers to 1/100, so 20 percent is 20/100 and is written in decimal form as 0.20 or 0.2. To calculate 20 percent of 80, multiply 80 by 0.2, the answer of which is 16.
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