In mathematics, a percent is a way to express a number as a fraction of one hundred. It is commonly denoted using the percent sign, “%”, or the abbreviation “pct.” This is a convenient way to represent a number that is a fraction of 100. When expressed as a percent, the number 0.82 is equivalent to 82%.

## How to Convert a Decimal to a Percent

To convert a decimal to a percent, simply multiply the decimal by one hundred. This will give you the equivalent percent. For example, 0.82 multiplied by one hundred is equal to 82%. To convert a percent to a decimal, divide the percent by one hundred. For example, 82% divided by one hundred is equal to 0.82.

## Uses of Percentages

Percentages are used in various ways in everyday life. They are commonly used in business to express discounts or taxes as a percentage of the total cost. Percentages are also used in the academic world to show grades and scores. For example, a score of 82% on a test would be considered a good score.

## Percent in Other Number Systems

Percentages can also be expressed in other number systems. For example, in the binary number system, 82% is expressed as 1010010. In the octal number system, 82% is expressed as 122. In the hexadecimal number system, 82% is expressed as 52.

In conclusion, 0.82 as a percent is equivalent to 82%. Percentages are a convenient way to represent a number that is a fraction of one hundred and can be expressed in other number systems. They are commonly used in business and academia to express discounts, taxes and grades. Understanding how to convert decimals to percents and vice versa is an important part of mathematics.

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