Discount, Sale Price

Original Price the cost of the item before the discount is taken off Discount how much money is SAVED from original price Sale Price- the price after the discount is taken Also referred to the discount price

A shirt is priced at 49.99 and on sale for 20% off. What is the sale price?

• 49.99

X .20

9.9980

49.99 original - 9.99 40.00 Original price discount sale price Steps 1.List original price and label it 2. change % to a decimal and multiply by original price to get discount 3. subtract discount from original price to get sale price

I want to buy a pair of CLEAR shoes for 79.99 and it is on sale for 25% off. Find the discount and sale price • 79.99 original price X .25 19.9975

79.99 original price -19.99 discount 60.00 sale price

I want to buy a shirt for 29.99 and pants for 39.99. Both are on sale for 33% off. Find the discount and sale price • • There are 2 ways to do this do each item separately • 29.99 shirt +39.99 pants 69.98 X add both items then take discount .33

23.0934

69.98 sale price -23.09 discount 46.89 sale price

We are buying an ipod 129.99 on sale for 20% off. We also buy the skin for it 19.99 on sale for 30% off. What is the sale price that I pay?

• • This one has to be done separately Think that it should look like a receipt from any store 129.99 orig x.20

25.9980 discount 129.99 orig - 25.99 dis 104.00 sale price + 19.99 orig x.30

5.9970 discount 19.99 orig - 5.99 dis 14.00 sp 118.00 sp

Now let’s talk about tax

• • • The type of tax we are going to use is called sales tax It is the amount of money ADDED to the sale price It is usually a different rate in every city

A jacket is 99.99 and on sale at 25% off. The tax is 8%. Find the discount, sale price and the total 99.99 original price x .25

24.9975 discount 99.99 original price -24.99 discount 75.00 sale price X .08

6.00 tax 75.00 sale price +6.00 tax 81.00 total To do tax 1.Change % to a decimal 2.Multiply to sale price to get tax 3.Add tax to sale price to get total

A dvd player is 49.99 and on sale for 25% off. A home theater system is 399.99 and also on sale for 30% off. Tax is what you pay in your area. What is the discount, sale price, 49.99 original price x .25

12.4975 discount 399.99 original x .30

119.9997 discount 49.99 original -12.49 discount 37.50 sale price 399.99 original - 119.99 discount 280.00 sale price

280.00 sale price of home theater system +37.50 sale price of dvd player 317.50 subtotal 317.50 subtotal X .0825 tax rate 23.10 tax 317.50 subtotal +23.10 tax 340.60 total For this problem we did 7 different problems to get this answer

SIMPLE INTEREST

• • The amount of EXTRA money that someone charges or receives Used in the real world talking about loans, credit cards or savings accounts Joe wants to buy a television. The tv costs $900. Since he does not have the cash to buy it he uses a credit card. The card charges 13% interest. How much will Joe have to pay total for the television?

Formula I = PRT

• Interest= principal times rate times the time Principal- amount of $ either borrowed or saved Rate- the interest rate is the %

Joe wants to buy a television. The tv costs $900. Since he does not have the cash to buy it he uses a credit card. The card charges 13% interest for 1 year. How much will Joe have to pay total for the television?

Write the formula then replace the letters with numbers and solve I = PRT

I bought furniture for 2800, 1000 for the chair and 600 for the ottoman. They have a special interest for 2 years at 3%.

What is the total someone would pay?

Write formula……

I = PRT

Replace the letters with numbers and solve I= 264 Total = I + P Total = 264+4400 Total = 4664

I = 4400(3%)(2) I= 4400(.03)(2) I= 8800(.03)

COMMISSION

• • • • used in the real world in sales when a salesperson gets a percentage of what they sell the more they sell the more they make Examples of people who work on commission are ….

Selling cars, houses, jewelry and other expensive items

A salesman sells a camcorder for $999 and gets 8% commission. How much does he make?

To do 1.Price times commission % to get commission 999 .08

7992 .

• 1. A jacket is 129.99 and on sale for 20% off.

QUIZ

112.32

• 2. What is the subtotal?

Price before the tax • • • 3. Find the total for a tv for 899.99 and on sale for 20% off and a dvd for 99.99 with 25% off. Tax is 7% 850.65

2

¾ pieces are cut from it?

16 3

5. A shirt for 39.99 and on sale for 40% off, a belt for 29.99 and on sale for 25% off and a pair of clear shoes for 19.99 for 30% off. What is the total price?

60.50