Percent of a Number

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What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.

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How do you calculate a percent of a number?

Back

To calculate a percent of a number, multiply the number by the percent (in decimal form). For example, to find 20% of 50, calculate 50 * 0.20 = 10.

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What is 50% of a number?

Back

50% of a number is half of that number. For example, 50% of 80 is 40.

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What is 100% of a number?

Back

100% of a number is the number itself. For example, 100% of 30 is 30.

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What is 10% of a number?

Back

10% of a number can be found by dividing the number by 10. For example, 10% of 90 is 9.

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What is 25% of a number?

Back

25% of a number is one quarter of that number. For example, 25% of 80 is 20.

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What is 75% of a number?

Back

75% of a number is three quarters of that number. For example, 75% of 48 is 36.

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How do you convert a percent to a decimal?

Back

To convert a percent to a decimal, divide the percent by 100. For example, 25% as a decimal is 0.25.

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What is 175% of a number?

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175% of a number means you take the number and add 75% more to it. For example, 175% of 56 is 98.

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How do you find the percent of a total?

Back

To find the percent of a total, divide the part by the total and multiply by 100. For example, if you have 20 out of 80, the percent is (20/80) * 100 = 25%.