Percent of a Quantity

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is often used to compare quantities.

Front

How do you calculate a percent of a quantity?

Back

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

Front

What is 14% of $200?

Back

$28

Front

What is 25% of 200 questions?

Back

50 questions

Front

What is 50% of 180?

Back

90

Front

What is 3.5% of 125?

Back

4.375

Front

If a student answers 80% of 25 problems correctly, how many problems did they answer correctly?

Back

20 problems

Front

What does it mean to find a percent of a number?

Back

Finding a percent of a number means determining how much that percent represents in terms of the number.

Front

How can you convert a percent to a decimal?

Back

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

Front

What is the formula to find the percent of a quantity?

Back

Percent of a quantity = (Percent / 100) * Quantity.