Lesson 4.11Percentages in Context

Front

What is the tax rate if the price of dinner was $15 and sales tax was $0.90?

Back

6%

Front

If a shirt costs $24.80 before a 25% off sale, how much does it cost after the discount?

Back

$18.60

Front

What is a discount?

Back

The amount by which the regular price of an item is reduced (decreased).

Front

What is a tip?

Back

Also known as a gratuity, money paid in return for a service (as a percentage of the total bill).

Front

What is a markdown?

Back

The discount - the amount taken off the original price charged for an item.

Front

How do you calculate the sales tax on an item?

Back

Multiply the price of the item by the tax rate.

Front

What is the formula to find the final price after a discount?

Back

Final Price = Original Price - (Original Price × Discount Rate).

Front

If an item is marked down by 20% and its original price is $50, what is the sale price?

Back

$40.

Front

What does it mean to calculate a percentage?

Back

To find a part of a whole expressed in hundredths.

Front

How do you find the percentage of a number?

Back

Divide the part by the whole and multiply by 100.