Percents, Percents, Percents!!

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part 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 20% of 50, calculate 50 x 0.20 = 10.

Front

What does 'discount' mean in terms of percent?

Back

A discount is a reduction from the regular price, often expressed as a percentage. For example, a 20% discount on a $100 item means you save $20.

Front

How do you find the sale price after a discount?

Back

To find the sale price, subtract the discount amount from the original price. For example, if an item costs $100 and has a 20% discount, the sale price is $100 - $20 = $80.

Front

What is a tip and how is it calculated?

Back

A tip is a small amount of money given to service workers, usually calculated as a percentage of the total bill. For example, a 15% tip on a $40 meal is $6.

Front

What is the formula to calculate the percentage score on a test?

Back

The percentage score is calculated by dividing the number of correct answers by the total number of questions, then multiplying by 100. For example, if you got 18 out of 20 questions correct, your score is (18/20) x 100 = 90%.

Front

What does 'markup' mean in pricing?

Back

Markup is the amount added to the cost price of goods to cover overhead and profit, usually expressed as a percentage of the cost.

Front

How do you calculate the total cost after markup?

Back

To calculate the total cost after markup, multiply the cost price by the markup percentage (in decimal form) and add it to the original cost. For example, if an item costs $50 and has a 30% markup, the total cost is $50 + ($50 x 0.30) = $65.

Front

What is the relationship between fractions and percents?

Back

Percents can be converted to fractions by placing the percent over 100 and simplifying. For example, 25% is equivalent to 25/100, which simplifies to 1/4.

Front

How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply the decimal by 100 and add a percent sign. For example, 0.75 as a percent is 0.75 x 100 = 75%.