Percentages

Front

What is a percentage?

Back

A percentage is a fraction expressed as a part of 100. It represents a proportion of a whole.

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 25% of 400, calculate 400 * 0.25.

Tags

CCSS.6.RP.A.3C

Front

What is 50% of a number?

Back

50% of a number is half of that number. For example, 50% of 86 is 43.

Tags

CCSS.6.RP.A.3C

Front

What is 10% of a number?

Back

10% of a number can be found by dividing the number by 10. For example, 10% of 80 is 8.

Tags

CCSS.6.RP.A.3C

Front

How do you convert a percentage to a decimal?

Back

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

Front

What is the formula for calculating the percentage increase?

Back

The formula for calculating percentage increase is: ((New Value - Old Value) / Old Value) * 100.

Tags

CCSS.6.RP.A.3C

Front

What is the formula for calculating the percentage decrease?

Back

The formula for calculating percentage decrease is: ((Old Value - New Value) / Old Value) * 100.

Tags

CCSS.6.RP.A.3C

Front

How do you find 20% of a number?

Back

To find 20% of a number, multiply the number by 0.20. For example, 20% of 75 is 15.

Tags

CCSS.6.RP.A.3C

Front

What is the relationship between fractions and percentages?

Back

Fractions can be converted to percentages by multiplying the fraction by 100. For example, 1/4 is 25%.

Front

How do you calculate 25% of a number?

Back

To calculate 25% of a number, multiply the number by 0.25. For example, 25% of 400 is 100.

Tags

CCSS.6.RP.A.3C