Percents: tax, tips and discounts

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 describe how much of something there is in relation to 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.

Tags

CCSS.6.RP.A.3C

Front

What is a tip?

Back

A tip is a small amount of money given to someone for their service, usually calculated as a percentage of the total bill.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate a tip?

Back

To calculate a tip, multiply the total bill by the tip percentage (in decimal form). For example, for a $30 bill with a 15% tip, calculate 30 x 0.15 = $4.50.

Tags

CCSS.6.RP.A.3C

Front

What is a discount?

Back

A discount is a reduction in the price of a product or service, often expressed as a percentage of the original price.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate a discount?

Back

To calculate a discount, multiply the original price by the discount percentage (in decimal form) and subtract that amount from the original price.

Tags

CCSS.6.RP.A.3B

Front

If a video game costs $25 and is raised by 24%, what is the new price?

Back

New price = Original price + (Original price x Percentage increase) = $25 + ($25 x 0.24) = $31.

Tags

CCSS.6.RP.A.3C

Front

If a meal costs $67 and you want to leave an 18% tip, how much is the tip?

Back

Tip = Total bill x Tip percentage = $67 x 0.18 = $12.06.

Tags

CCSS.6.RP.A.3C

Front

What is the formula for calculating the final price after a discount?

Back

Final price = Original price - (Original price x Discount percentage).

Tags

CCSS.6.RP.A.3C

Front

If a baseball cap costs $30 and you have a 35% coupon, how much do you save?

Back

Savings = Original price x Discount percentage = $30 x 0.35 = $10.50.

Tags

CCSS.6.RP.A.3C