1/5-1/11 AMPS Percents - mostly money

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. It is often used to compare values and express discounts, interest rates, and other financial figures.

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 is a discount?

Back

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

Front

How do you calculate the final price after a discount?

Back

To calculate the final price after a discount, subtract the discount amount from the original price. For example, if a $50 item has a 10% discount, the discount is $5, making the final price $45.

Front

What is a tip?

Back

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

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 $100 bill with a 15% tip, calculate 100 x 0.15 = $15.

Front

What does it mean to split a bill?

Back

To split a bill means to divide the total amount owed among multiple people, so each person pays an equal share.

Front

How do you find the total cost including tax?

Back

To find the total cost including tax, multiply the original price by the tax rate (in decimal form) and add that amount to the original price. For example, for a $20 item with a 7% tax, the total cost is 20 + (20 x 0.07) = $21.40.

Front

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

Back

Final Price = (Original Price - Discount) + Tax Amount. First, calculate the discount, then subtract it from the original price, and finally add the tax.

Front

If an item costs $40 and has a 25% discount, what is the discount amount?

Back

The discount amount is $10. (40 x 0.25 = 10)