Percent Proportion

Front

What is Percent Proportion?

Back

Percent proportion is a way to express a number as a fraction of 100. It is often used to compare a part to a whole.

Front

How do you calculate the percent of a number?

Back

To calculate the 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 the formula to find the whole when given a part and a percent?

Back

The formula is: Whole = Part / (Percent in decimal form). For example, if 30 is 20% of a number, the whole is 30 / 0.20 = 150.

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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, 82% becomes 0.82.

Front

What is the relationship between percent, part, and whole?

Back

The relationship can be expressed as: Percent = (Part / Whole) * 100.

Front

If 34% of a number is 51, how do you find the number?

Back

Set up the equation: 0.34 * x = 51. Solve for x: x = 51 / 0.34 = 150.

Front

What does it mean if 26 is 5% of a number?

Back

It means that 26 is a part of the whole, and to find the whole, you can use the formula: Whole = Part / (Percent in decimal form).

Front

How do you find what percent one number is of another?

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Use the formula: Percent = (Part / Whole) * 100. For example, to find what percent 20 is of 50, calculate (20 / 50) * 100 = 40%.

Front

What is the first step in solving a percent problem?

Back

Identify what is given (part, whole, or percent) and what you need to find.

Front

How do you set up a percent equation?

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A percent equation can be set up as: Part = Percent (in decimal form) * Whole.